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131295967926 = 23143471525243
BaseRepresentation
bin111101001000111011…
…0010111101010110110
3110112220020112020101220
41322101312113222312
54122343231433201
6140152212131210
712325431212334
oct1722166275266
9415806466356
10131295967926
1150756173002
1221542906b06
13c4c552a466
1464d765ab54
153636a09036
hex1e91d97ab6

131295967926 has 16 divisors (see below), whose sum is σ = 262610410944. Its totient is φ = 43762243464.

The previous prime is 131295967897. The next prime is 131295967949. The reversal of 131295967926 is 629769592131.

131295967926 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 131295967926.

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, 676540 + ... + 848703.

It is an arithmetic number, because the mean of its divisors is an integer number (16413150684).

Almost surely, 2131295967926 is an apocalyptic number.

131295967926 is an abundant number, since it is smaller than the sum of its proper divisors (131314443018).

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

131295967926 is a wasteful number, since it uses less digits than its factorization.

131295967926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539595.

The product of its digits is 11022480, while the sum is 60.

The spelling of 131295967926 in words is "one hundred thirty-one billion, two hundred ninety-five million, nine hundred sixty-seven thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 14347 28694 43041 86082 1525243 3050486 4575729 9151458 21882661321 43765322642 65647983963 131295967926