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9131390076 = 2232273352199
BaseRepresentation
bin10001000000100010…
…11111010001111100
3212120101022200022110
420200101133101330
5122200113440301
64110033214020
7442166351334
oct104021372174
925511280273
109131390076
113966482576
12192a101310
13b26a646c3
14628a580c4
153869d20d6
hex22045f47c

9131390076 has 24 divisors (see below), whose sum is σ = 21400444800. Its totient is φ = 3030386992.

The previous prime is 9131390027. The next prime is 9131390083. The reversal of 9131390076 is 6700931319.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1673376 + ... + 1678823.

It is an arithmetic number, because the mean of its divisors is an integer number (891685200).

Almost surely, 29131390076 is an apocalyptic number.

It is an amenable number.

9131390076 is an abundant number, since it is smaller than the sum of its proper divisors (12269054724).

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

9131390076 is a wasteful number, since it uses less digits than its factorization.

9131390076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352433 (or 3352431 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 9131390076 is about 95558.3072056009. The cubic root of 9131390076 is about 2090.1572705840.

The spelling of 9131390076 in words is "nine billion, one hundred thirty-one million, three hundred ninety thousand, seventy-six".

Divisors: 1 2 3 4 6 12 227 454 681 908 1362 2724 3352199 6704398 10056597 13408796 20113194 40226388 760949173 1521898346 2282847519 3043796692 4565695038 9131390076