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Is 123456789 a prime number?
Nope, its factors are: 1, 3, 9, 3607, 3803, 10821, 11409, 32463, 34227, 13717421, 41152263, 123456789.
How many of the digits in 123456789 are factors of 123456789?
1, 3 and 9
Is 123456789 a prime number or a composite number?
No. A prime number has only 2 divisors, the number 1 and itself. 123456789 is also divisible by 3 so it is therefore NOT a prime number.
What are the factors of 123456789?
1:1 prime number2: 1,2 prime number3: 1,3 Prime Number4:1,2,4 composite number5:1,5 Prime number6:1,2,3,6 composite number7:1,7 Prime number8: 1,2,4,8 composite number9:1,3,9
What number less than 100 has exactly 4 prime factors?
There is more than one possible answer. The prime factors of 16 are 2, 2, 2, and 2. It has four prime factors, but only one distinct prime factor. The prime factors of 24 are 2, 2, 2, and 3. It has four prime factors, but only two distinct prime factors. The prime factors of 36 are 2, 2, 3, and 3. It has four prime factors, but only two distinct prime factors. The prime factors of 40 are 2, 2, 2, and 5. It has four prime factors, but only two distinct prime factors. The prime factors of 54 are 2, 3, 3, and 3. It has four prime factors, but only two distinct prime factors. The prime factors of 56 are 2, 2, 2, and 7. It has four prime factors, but only two distinct prime factors. The prime factors of 60 are 2, 2, 3, and 5. It has four prime factors, but only three distinct prime factors. The prime factors of 81 are 3, 3, 3, and 3. It has four prime factors, but only one distinct prime factor. The prime factors of 84 are 2, 2, 3, and 7. It has four prime factors, but only three distinct prime factors. The prime factors of 88 are 2, 2, 2, and 11. It has four prime factors, but only two distinct prime factors. The prime factors of 90 are 2, 3, 3, and 5. It has four prime factors, but only three distinct prime factors.
