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31010112295 = 571132765827
BaseRepresentation
bin11100111000010110…
…001100001100100111
32222001010222220221121
4130320112030030213
51002002042043140
622125034154411
72145313414441
oct347026141447
988033886847
1031010112295
1112173444388
126015282a07
132c02732c96
141702669491
15c1765664a
hex73858c327

31010112295 has 16 divisors (see below), whose sum is σ = 37765260288. Its totient is φ = 24439877280.

The previous prime is 31010112277. The next prime is 31010112311. The reversal of 31010112295 is 59221101013.

It is not a de Polignac number, because 31010112295 - 27 = 31010112167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438172 + ... + 503998.

It is an arithmetic number, because the mean of its divisors is an integer number (2360328768).

Almost surely, 231010112295 is an apocalyptic number.

31010112295 is a deficient number, since it is larger than the sum of its proper divisors (6755147993).

31010112295 is a wasteful number, since it uses less digits than its factorization.

31010112295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67230.

The product of its (nonzero) digits is 540, while the sum is 25.

The spelling of 31010112295 in words is "thirty-one billion, ten million, one hundred twelve thousand, two hundred ninety-five".

Divisors: 1 5 71 355 1327 6635 65827 94217 329135 471085 4673717 23368585 87352429 436762145 6202022459 31010112295