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87162107054 = 21124116439477
BaseRepresentation
bin101000100101101000…
…1000011010010101110
322022222110212210212012
41101023101003102232
52412001444411204
6104013002241222
76203646454121
oct1211321032256
9268873783765
1087162107054
1133a68812120
1214a864b6212
1382b0bb8599
14430c0523b8
15240215976e
hex144b4434ae

87162107054 has 16 divisors (see below), whose sum is σ = 143220732336. Its totient is φ = 39454742400.

The previous prime is 87162107029. The next prime is 87162107083. The reversal of 87162107054 is 45070126178.

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, 8214437 + ... + 8225040.

It is an arithmetic number, because the mean of its divisors is an integer number (8951295771).

Almost surely, 287162107054 is an apocalyptic number.

87162107054 is a deficient number, since it is larger than the sum of its proper divisors (56058625282).

87162107054 is a wasteful number, since it uses less digits than its factorization.

87162107054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16439731.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 87162107054 in words is "eighty-seven billion, one hundred sixty-two million, one hundred seven thousand, fifty-four".

Divisors: 1 2 11 22 241 482 2651 5302 16439477 32878954 180834247 361668494 3961913957 7923827914 43581053527 87162107054