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116157163187 = 138935166399
BaseRepresentation
bin110110000101110000…
…0011010011010110011
3102002211012012021102002
41230023200122122303
53400342213210222
6125210055044215
711251324411352
oct1541340323263
9362735167362
10116157163187
1145297765a2a
121a61897066b
13ac52002130
14589cc23999
15304c927392
hex1b0b81a6b3

116157163187 has 4 divisors (see below), whose sum is σ = 125092329600. Its totient is φ = 107221996776.

The previous prime is 116157163169. The next prime is 116157163207. The reversal of 116157163187 is 781361751611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116157163187 - 214 = 116157146803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116157163147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4467583187 + ... + 4467583212.

It is an arithmetic number, because the mean of its divisors is an integer number (31273082400).

Almost surely, 2116157163187 is an apocalyptic number.

116157163187 is a deficient number, since it is larger than the sum of its proper divisors (8935166413).

116157163187 is an equidigital number, since it uses as much as digits as its factorization.

116157163187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8935166412.

The product of its digits is 211680, while the sum is 47.

The spelling of 116157163187 in words is "one hundred sixteen billion, one hundred fifty-seven million, one hundred sixty-three thousand, one hundred eighty-seven".

Divisors: 1 13 8935166399 116157163187