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112910713881 = 3710949327529
BaseRepresentation
bin110100100101000000…
…0001100010000011001
3101210102221102120011220
41221022000030100121
53322220120321011
6123512004242253
711105014142520
oct1511200142031
9353387376156
10112910713881
1143981177579
1219a716a0389
13a85554c404
1456719c74b7
152e0c901506
hex1a4a00c419

112910713881 has 16 divisors (see below), whose sum is σ = 173632905600. Its totient is φ = 63928476288.

The previous prime is 112910713859. The next prime is 112910713933. The reversal of 112910713881 is 188317019211.

It is not a de Polignac number, because 112910713881 - 230 = 111836972057 is a prime.

It is a super-2 number, since 2×1129107138812 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112910713801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24661476 + ... + 24666053.

It is an arithmetic number, because the mean of its divisors is an integer number (10852056600).

Almost surely, 2112910713881 is an apocalyptic number.

It is an amenable number.

112910713881 is a deficient number, since it is larger than the sum of its proper divisors (60722191719).

112910713881 is a wasteful number, since it uses less digits than its factorization.

112910713881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49327648.

The product of its (nonzero) digits is 24192, while the sum is 42.

The spelling of 112910713881 in words is "one hundred twelve billion, nine hundred ten million, seven hundred thirteen thousand, eight hundred eighty-one".

Divisors: 1 3 7 21 109 327 763 2289 49327529 147982587 345292703 1035878109 5376700661 16130101983 37636904627 112910713881