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131088057232 = 24111474150527
BaseRepresentation
bin111101000010101110…
…1010000001110010000
3110112100202022021112211
41322011131100032100
54121432020312412
6140115424001504
712320325046606
oct1720535201620
9415322267484
10131088057232
1150659877690
12214a5160294
13c491433592
1464b7bb9876
15362363aca7
hex1e85750390

131088057232 has 40 divisors (see below), whose sum is σ = 277096764672. Its totient is φ = 59580259200.

The previous prime is 131088057209. The next prime is 131088057251. The reversal of 131088057232 is 232750880131.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 2569153 + ... + 2619679.

Almost surely, 2131088057232 is an apocalyptic number.

It is an amenable number.

131088057232 is an abundant number, since it is smaller than the sum of its proper divisors (146008707440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131088057232 is a wasteful number, since it uses less digits than its factorization.

131088057232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65287 (or 65281 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 131088057232 in words is "one hundred thirty-one billion, eighty-eight million, fifty-seven thousand, two hundred thirty-two".

Divisors: 1 2 4 8 11 16 22 44 88 176 14741 29482 50527 58964 101054 117928 162151 202108 235856 324302 404216 555797 648604 808432 1111594 1297208 2223188 2594416 4446376 8892752 744818507 1489637014 2979274028 5958548056 8193003577 11917096112 16386007154 32772014308 65544028616 131088057232