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Any number that is the product of two primes (excluding itself and 1) has 4 factors. For example 21 has 4 factors: 1, 3, 7, 21; of which 3 and 7 are both prime.
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What is a number that has four identical even factors greater than 1 and that has only 1 and itself as factors?
A number that has only one and itself as factors is a prime number and so therefore it can't have four other identical factors.
What are the four factors of 4?
Four has only three factors: 1 2 4.
The prime factors of a number are the first four prime numbers No factor is repeated What is the number?
210 is the number whose prime factors are the first four primes unrepeated.
What are the divisibility rules to find at least four factors of the number 312?
use divisibility rules to find at least four factors of the number 19
What is the only number that has 2 factors?
The only number that has 2 factors is the number 2.
What is a number that has four identical even factors greater than 1 and that has only 1 and itself as factors?
A number that has only one and itself as factors is a prime number and so therefore it can't have four other identical factors.
What number has more factors than 21?
The number 21 has only four factors: 1, 3, 7, and 21. Many number have more than four factors. Among them are 1x2x3x4x5 = 120.
What is the smallest 2 digit number that has only four factors?
10
Which of the four scores from Sunday is a prime number?
The one with only two factors.
What are the proper factors of the number 4?
The only proper factor of four is two.
The number ten has four factors. What is the next number with exactly four factors?
14
Which is a prime number 53 57 81 93?
53 is the only prime number out of the four numbers because it has only two factors.
What is a number that has four identical even factors?
16 is a number that has four identical even factors.
What is the smallest two digit number with only four factors?
10, which has the factors 1,2,5 and 10. If the trivial pair 1 and the number itself are disallowed, the answer is 12 with factors 2,3,4 and 6.
What is an odd number less then 350 that has four factors?
15 has four factors.
What is the largest three digit number that has four factors?
If factors include 1 and the number itself then the any number (n) with only 4 factors has to be the product of two prime numbers, p1 and p2. The factors are then n, p1, p2, and 1. The largest 3-digit number with only 4 factors is 998. The factors are 998, 499, 2 and 1
How many factors does the number 1203 have?
Four factors.
