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13879339576 = 2371137178361
BaseRepresentation
bin11001110110100010…
…11110101000111000
31022211021102111120221
430323101132220320
5211411102331301
610213122225424
71000641303604
oct147321365070
938737374527
1013879339576
115982586283
1228341b5274
13140261348b
14959468504
1556374bda1
hex33b45ea38

13879339576 has 32 divisors (see below), whose sum is σ = 26583072480. Its totient is φ = 6791948800.

The previous prime is 13879339553. The next prime is 13879339589. The reversal of 13879339576 is 67593397831.

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, 11365 + ... + 166996.

It is an arithmetic number, because the mean of its divisors is an integer number (830721015).

Almost surely, 213879339576 is an apocalyptic number.

It is an amenable number.

13879339576 is a deficient number, since it is larger than the sum of its proper divisors (12703732904).

13879339576 is a wasteful number, since it uses less digits than its factorization.

13879339576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178575 (or 178571 counting only the distinct ones).

The product of its digits is 25719120, while the sum is 61.

The spelling of 13879339576 in words is "thirteen billion, eight hundred seventy-nine million, three hundred thirty-nine thousand, five hundred seventy-six".

Divisors: 1 2 4 8 71 137 142 274 284 548 568 1096 9727 19454 38908 77816 178361 356722 713444 1426888 12663631 24435457 25327262 48870914 50654524 97741828 101309048 195483656 1734917447 3469834894 6939669788 13879339576