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137265252 = 22311438771
BaseRepresentation
bin10000010111010…
…00000001100100
3100120021210112020
420023220001210
5240114442002
621342023140
73254510145
oct1013500144
9316253466
10137265252
1170534463
1239b77ab0
1322590657
1414331acc
15c0b62bc
hex82e8064

137265252 has 12 divisors (see below), whose sum is σ = 320285616. Its totient is φ = 45755080.

The previous prime is 137265251. The next prime is 137265277. The reversal of 137265252 is 252562731.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (137265251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5719374 + ... + 5719397.

It is an arithmetic number, because the mean of its divisors is an integer number (26690468).

Almost surely, 2137265252 is an apocalyptic number.

137265252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

137265252 is an abundant number, since it is smaller than the sum of its proper divisors (183020364).

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

137265252 is a wasteful number, since it uses less digits than its factorization.

137265252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11438778 (or 11438776 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 137265252 is about 11716.0254352745. The cubic root of 137265252 is about 515.8461623007.

The spelling of 137265252 in words is "one hundred thirty-seven million, two hundred sixty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 11438771 22877542 34316313 45755084 68632626 137265252