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31052033117 = 721132099387
BaseRepresentation
bin11100111010110110…
…000110110001011101
32222011001212201111122
4130322312012301131
51002043310024432
622133132500325
72146332632540
oct347266066135
988131781448
1031052033117
1112195077096
12602731a6a5
132c0b31cbc1
14170805c857
15c1b187612
hex73ad86c5d

31052033117 has 8 divisors (see below), whose sum is σ = 35504849856. Its totient is φ = 26603419392.

The previous prime is 31052033113. The next prime is 31052033137. The reversal of 31052033117 is 71133025013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31052033117 - 22 = 31052033113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31052033113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034903 + ... + 1064484.

It is an arithmetic number, because the mean of its divisors is an integer number (4438106232).

Almost surely, 231052033117 is an apocalyptic number.

It is an amenable number.

31052033117 is a deficient number, since it is larger than the sum of its proper divisors (4452816739).

31052033117 is a wasteful number, since it uses less digits than its factorization.

31052033117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101507.

The product of its (nonzero) digits is 1890, while the sum is 26.

The spelling of 31052033117 in words is "thirty-one billion, fifty-two million, thirty-three thousand, one hundred seventeen".

Divisors: 1 7 2113 14791 2099387 14695709 4436004731 31052033117