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131373061260 = 22357312793003
BaseRepresentation
bin111101001011001110…
…0011101010010001100
3110120002121120222120120
41322112130131102030
54123023000430020
6140204004344540
712330355411260
oct1722634352214
9416077528516
10131373061260
1150795739401
12215646a5150
13c5084b080c
1465039a80a0
15363d686740
hex1e9671d48c

131373061260 has 48 divisors (see below), whose sum is σ = 420393797376. Its totient is φ = 30028128192.

The previous prime is 131373061247. The next prime is 131373061301. The reversal of 131373061260 is 62160373131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156396082 + ... + 156396921.

It is an arithmetic number, because the mean of its divisors is an integer number (8758204112).

Almost surely, 2131373061260 is an apocalyptic number.

131373061260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131373061260 is an abundant number, since it is smaller than the sum of its proper divisors (289020736116).

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

131373061260 is a wasteful number, since it uses less digits than its factorization.

131373061260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312793022 (or 312793020 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The spelling of 131373061260 in words is "one hundred thirty-one billion, three hundred seventy-three million, sixty-one thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 312793003 625586006 938379009 1251172012 1563965015 1876758018 2189551021 3127930030 3753516036 4379102042 4691895045 6255860060 6568653063 8758204084 9383790090 10947755105 13137306126 18767580180 21895510210 26274612252 32843265315 43791020420 65686530630 131373061260