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13837231375 = 531111389057
BaseRepresentation
bin11001110001100001…
…10110010100001111
31022201100012011222221
430320300312110033
5211314312401000
610205015520211
7666620345302
oct147060662417
938640164887
1013837231375
115960835810
122822089067
1313c698c196
14953a26b39
1555ebd061a
hex338c3650f

13837231375 has 32 divisors (see below), whose sum is σ = 19005689664. Its totient is φ = 9974272000.

The previous prime is 13837231367. The next prime is 13837231423. The reversal of 13837231375 is 57313273831.

13837231375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13837231375 - 23 = 13837231367 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 31 ways as a sum of consecutive naturals, for example, 110847 + ... + 199903.

It is an arithmetic number, because the mean of its divisors is an integer number (593927802).

Almost surely, 213837231375 is an apocalyptic number.

13837231375 is a deficient number, since it is larger than the sum of its proper divisors (5168458289).

13837231375 is a wasteful number, since it uses less digits than its factorization.

13837231375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89196 (or 89186 counting only the distinct ones).

The product of its digits is 317520, while the sum is 43.

The spelling of 13837231375 in words is "thirteen billion, eight hundred thirty-seven million, two hundred thirty-one thousand, three hundred seventy-five".

Divisors: 1 5 11 25 55 113 125 275 565 1243 1375 2825 6215 14125 31075 89057 155375 445285 979627 2226425 4898135 10063441 11132125 24490675 50317205 110697851 122453375 251586025 553489255 1257930125 2767446275 13837231375