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75079129164 = 223134331111493
BaseRepresentation
bin100010111101100010…
…0001001100001001100
321011210101121221020120
41011323010021201030
52212230224113124
654254010144540
75265350032254
oct1057304114114
9234711557216
1075079129164
1129928235a86
1212673a22150
1371067c0120
1438c33d4964
151e46497d79
hex117b10984c

75079129164 has 48 divisors (see below), whose sum is σ = 189096251232. Its totient is φ = 23047898112.

The previous prime is 75079129141. The next prime is 75079129189. The reversal of 75079129164 is 46192197057.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488199 + ... + 623294.

It is an arithmetic number, because the mean of its divisors is an integer number (3939505234).

Almost surely, 275079129164 is an apocalyptic number.

It is an amenable number.

75079129164 is an abundant number, since it is smaller than the sum of its proper divisors (114017122068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75079129164 is a wasteful number, since it uses less digits than its factorization.

75079129164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111946 (or 1111944 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 51.

The spelling of 75079129164 in words is "seventy-five billion, seventy-nine million, one hundred twenty-nine thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 433 866 1299 1732 2598 5196 5629 11258 16887 22516 33774 67548 1111493 2222986 3334479 4445972 6668958 13337916 14449409 28898818 43348227 57797636 86696454 173392908 481276469 962552938 1443829407 1925105876 2887658814 5775317628 6256594097 12513188194 18769782291 25026376388 37539564582 75079129164