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16160005085 = 572331981607
BaseRepresentation
bin11110000110011011…
…00001101111011101
31112201012220022111212
433003031201233131
5231043430130320
611231312554205
71111313530310
oct170315415735
945635808455
1016160005085
1169429a1004
12316bb52965
1316a6c790b3
14ad4302977
15648a9e9c5
hex3c3361bdd

16160005085 has 16 divisors (see below), whose sum is σ = 22257421056. Its totient is φ = 11033582208.

The previous prime is 16160005079. The next prime is 16160005087. The reversal of 16160005085 is 58050006161.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16160005085 - 26 = 16160005021 is a prime.

It is a super-2 number, since 2×161600050852 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16160005087) 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, 982649 + ... + 998958.

It is an arithmetic number, because the mean of its divisors is an integer number (1391088816).

Almost surely, 216160005085 is an apocalyptic number.

It is an amenable number.

16160005085 is a deficient number, since it is larger than the sum of its proper divisors (6097415971).

16160005085 is a wasteful number, since it uses less digits than its factorization.

16160005085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981852.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 16160005085 in words is "sixteen billion, one hundred sixty million, five thousand, eighty-five".

Divisors: 1 5 7 35 233 1165 1631 8155 1981607 9908035 13871249 69356245 461714431 2308572155 3232001017 16160005085