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131113948926 = 23194432596213
BaseRepresentation
bin111101000011100000…
…0000001011011111110
3110112102120000201021110
41322013000001123332
54122010132331201
6140122150542450
712321061114602
oct1720700013376
9415376021243
10131113948926
1150672451484
12214b1967a26
13c4968ca5cc
1464bb3d9502
153625a526d6
hex1e870016fe

131113948926 has 32 divisors (see below), whose sum is σ = 276652563840. Its totient is φ = 41310925344.

The previous prime is 131113948921. The next prime is 131113948943. The reversal of 131113948926 is 629849311131.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131113948921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1247605 + ... + 1348608.

It is an arithmetic number, because the mean of its divisors is an integer number (8645392620).

Almost surely, 2131113948926 is an apocalyptic number.

131113948926 is an abundant number, since it is smaller than the sum of its proper divisors (145538614914).

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

131113948926 is a wasteful number, since it uses less digits than its factorization.

131113948926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596680.

The product of its digits is 279936, while the sum is 48.

The spelling of 131113948926 in words is "one hundred thirty-one billion, one hundred thirteen million, nine hundred forty-eight thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 19 38 57 114 443 886 1329 2658 8417 16834 25251 50502 2596213 5192426 7788639 15577278 49328047 98656094 147984141 295968282 1150122359 2300244718 3450367077 6900734154 21852324821 43704649642 65556974463 131113948926