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13031087103474 = 231111314911726597
BaseRepresentation
bin1011110110100000100101…
…0100010101110111110010
31201010202111212101000021020
42331220021110111313302
53202000131244302344
643414222045040310
72513315325541206
oct275501124256762
951122455330236
1013031087103474
1141744a8a4a750
121565618856096
13736a983370bb
143309ca9b2b06
15178e7d94a719
hexbda09515df2

13031087103474 has 64 divisors (see below), whose sum is σ = 28875574915200. Its totient is φ = 3887601105920.

The previous prime is 13031087103473. The next prime is 13031087103571. The reversal of 13031087103474 is 47430178013031.

It is not an unprimeable number, because it can be changed into a prime (13031087103473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4752057 + ... + 6974540.

It is an arithmetic number, because the mean of its divisors is an integer number (451180858050).

Almost surely, 213031087103474 is an apocalyptic number.

13031087103474 is an abundant number, since it is smaller than the sum of its proper divisors (15844487811726).

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

13031087103474 is a wasteful number, since it uses less digits than its factorization.

13031087103474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11726875.

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 13031087103474 in words is "thirteen trillion, thirty-one billion, eighty-seven million, one hundred three thousand, four hundred seventy-four".

Divisors: 1 2 3 6 11 22 33 66 113 149 226 298 339 447 678 894 1243 1639 2486 3278 3729 4917 7458 9834 16837 33674 50511 101022 185207 370414 555621 1111242 11726597 23453194 35179791 70359582 128992567 257985134 386977701 773955402 1325105461 1747262953 2650210922 3494525906 3975316383 5241788859 7950632766 10483577718 14576160071 19219892483 29152320142 38439784966 43728480213 57659677449 87456960426 115319354898 197440713689 394881427378 592322141067 1184644282134 2171847850579 4343695701158 6515543551737 13031087103474