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131135606514 = 232112936436269
BaseRepresentation
bin111101000100001001…
…0101000111011110010
3110112111001210000220100
41322020102220323302
54122031203402024
6140124243053230
712321443156343
oct1721022507362
9415431700810
10131135606514
11506836a4110
12214b9071216
13c49b241353
1464c02360ca
1536278ce7c9
hex1e884a8ef2

131135606514 has 96 divisors (see below), whose sum is σ = 320784235200. Its totient is φ = 38351134080.

The previous prime is 131135606491. The next prime is 131135606549. The reversal of 131135606514 is 415606531131.

131135606514 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 35 + 606 + 5 + 14 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20914972 + ... + 20921240.

It is an arithmetic number, because the mean of its divisors is an integer number (3341502450).

Almost surely, 2131135606514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131135606514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160392117600).

131135606514 is an abundant number, since it is smaller than the sum of its proper divisors (189648628686).

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

131135606514 is a wasteful number, since it uses less digits than its factorization.

131135606514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9960 (or 9957 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 131135606514 in words is "one hundred thirty-one billion, one hundred thirty-five million, six hundred six thousand, five hundred fourteen".

Divisors: 1 2 3 6 9 11 18 22 29 33 58 66 87 99 174 198 261 319 522 638 957 1914 2871 3643 5742 6269 7286 10929 12538 18807 21858 32787 37614 40073 56421 65574 68959 80146 105647 112842 120219 137918 181801 206877 211294 240438 316941 360657 363602 413754 545403 620631 633882 721314 950823 1090806 1162117 1241262 1636209 1901646 1999811 2324234 3272418 3486351 3999622 5999433 6972702 10459053 11998866 17998299 20918106 22837967 35996598 45675934 68513901 137027802 205541703 251217637 411083406 502435274 662301043 753652911 1324602086 1507305822 1986903129 2260958733 3973806258 4521917466 5960709387 7285311473 11921418774 14570622946 21855934419 43711868838 65567803257 131135606514