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13131009756952 = 236147215699599
BaseRepresentation
bin1011111100010100110100…
…1011000000111100011000
31201111022102122110202000221
42333011031023000330120
53210114301444210302
643532145210205424
72523453443224513
oct277051513007430
951438378422027
1013131009756952
1142029147571aa
121580a64723874
13743330b05169
1433578965bd7a
1517b87aea7937
hexbf14d2c0f18

13131009756952 has 32 divisors (see below), whose sum is σ = 25029565416000. Its totient is φ = 6456504614400.

The previous prime is 13131009756923. The next prime is 13131009756967. The reversal of 13131009756952 is 25965790013131.

It is a super-2 number, since 2×131310097569522 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13131009756952.

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, 545952 + ... + 5153647.

It is an arithmetic number, because the mean of its divisors is an integer number (782173919250).

Almost surely, 213131009756952 is an apocalyptic number.

It is an amenable number.

13131009756952 is a deficient number, since it is larger than the sum of its proper divisors (11898555659048).

13131009756952 is a wasteful number, since it uses less digits than its factorization.

13131009756952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704387 (or 5704383 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 52.

The spelling of 13131009756952 in words is "thirteen trillion, one hundred thirty-one billion, nine million, seven hundred fifty-six thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 61 122 244 488 4721 9442 18884 37768 287981 575962 1151924 2303848 5699599 11399198 22798396 45596792 347675539 695351078 1390702156 2781404312 26907806879 53815613758 107631227516 215262455032 1641376219619 3282752439238 6565504878476 13131009756952