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131132060 = 2256556603
BaseRepresentation
bin1111101000011…
…10101010011100
3100010202012100222
413310032222130
5232032211220
621002340512
73151414133
oct764165234
9303665328
10131132060
1168025504
1237aba738
1321223b47
14135b691a
15b7a3e25
hex7d0ea9c

131132060 has 12 divisors (see below), whose sum is σ = 275377368. Its totient is φ = 52452816.

The previous prime is 131132051. The next prime is 131132137. The reversal of 131132060 is 60231131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278282 + ... + 3278321.

It is an arithmetic number, because the mean of its divisors is an integer number (22948114).

Almost surely, 2131132060 is an apocalyptic number.

131132060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131132060 is an abundant number, since it is smaller than the sum of its proper divisors (144245308).

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

131132060 is a wasteful number, since it uses less digits than its factorization.

131132060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556612 (or 6556610 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 131132060 is about 11451.2907569409. The cubic root of 131132060 is about 508.0459121089.

Adding to 131132060 its reverse (60231131), we get a palindrome (191363191).

The spelling of 131132060 in words is "one hundred thirty-one million, one hundred thirty-two thousand, sixty".

Divisors: 1 2 4 5 10 20 6556603 13113206 26226412 32783015 65566030 131132060