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91252796 = 22157145307
BaseRepresentation
bin1010111000001…
…10100000111100
320100201010022012
411130012200330
5141330042141
613015510352
72155431065
oct534064074
9210633265
1091252796
1147567638
12266883b8
1315ba024b
14c19556c
158027ceb
hex570683c

91252796 has 12 divisors (see below), whose sum is σ = 160710648. Its totient is φ = 45335472.

The previous prime is 91252789. The next prime is 91252817. The reversal of 91252796 is 69725219.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72026 + ... + 73281.

It is an arithmetic number, because the mean of its divisors is an integer number (13392554).

Almost surely, 291252796 is an apocalyptic number.

It is an amenable number.

91252796 is a deficient number, since it is larger than the sum of its proper divisors (69457852).

91252796 is a wasteful number, since it uses less digits than its factorization.

91252796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145468 (or 145466 counting only the distinct ones).

The product of its digits is 68040, while the sum is 41.

The square root of 91252796 is about 9552.6329354791. The cubic root of 91252796 is about 450.2102655227.

The spelling of 91252796 in words is "ninety-one million, two hundred fifty-two thousand, seven hundred ninety-six".

Divisors: 1 2 4 157 314 628 145307 290614 581228 22813199 45626398 91252796