Oh, dude, 1234 times 2 is like, 2468. It's like doubling your money, but with numbers. So, if you had 1234 friends, and each one gave you 2 bucks, you'd be rolling in 2468 dollars. Math can be fun, right?
The four digit multiples of 1234 are:1234 (1234x1)2468 (1234x2)3702 (1234x3)4936 (1234x4)6170 (1234x5)7404 (1234x6)8638 (1234x7)9872 (1234x8)Multiplying 1234 by 9 give the 5 digit number 11106, so the largest 4 digit multiple of 1234 is 9872.
1234 - Feist
There are 24 combinations using each digit once per combination: 1234 1243 1324 1342 1423 1432 2134 2143 2314 2341 2413 2431 3124 3142 3214 3241 3412 3421 4123 4132 4213 4231 4312 and 4321.
1, 2, 4, 617, 1234, 2468 2 and 617 are prime.
5555
4321
smallest=1234 greatest=4321
The biggest number that you can create using 1234 is 4321.
I write 1234 and 4321
Using the extended Euclidean algorithm, find the multiplicative inverse of a) 1234 mod 4321
Instead of reading the numbers from left to right (1234) read them from right to left (4321).
1234 * 1234 + 1234 = 1234 * 1235 = 1523990
A Mastercard number has sixteen digits in groups of four. ie; 1234 5678 8765 4321
1522756
2×617, 1×1234
1234 * 7658 = 9,449,972