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134131656 = 23314293911
BaseRepresentation
bin1111111111010…
…10111111001000
3100100101121001010
413333222333020
5233314203111
621150523520
73216046251
oct777527710
9310347033
10134131656
116979410a
1238b065a0
1321a34259
1413b57b28
15bb97aa6
hex7feafc8

134131656 has 32 divisors (see below), whose sum is σ = 335649600. Its totient is φ = 44667840.

The previous prime is 134131643. The next prime is 134131661. The reversal of 134131656 is 656131431.

It is a super-2 number, since 2×1341316562 = 35982602282604672, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 32341 + ... + 36251.

It is an arithmetic number, because the mean of its divisors is an integer number (10489050).

Almost surely, 2134131656 is an apocalyptic number.

It is an amenable number.

134131656 is an abundant number, since it is smaller than the sum of its proper divisors (201517944).

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

134131656 is a wasteful number, since it uses less digits than its factorization.

134131656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349 (or 5345 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 134131656 is about 11581.5221797482. The cubic root of 134131656 is about 511.8905303885.

The spelling of 134131656 in words is "one hundred thirty-four million, one hundred thirty-one thousand, six hundred fifty-six".

Divisors: 1 2 3 4 6 8 12 24 1429 2858 3911 4287 5716 7822 8574 11432 11733 15644 17148 23466 31288 34296 46932 93864 5588819 11177638 16766457 22355276 33532914 44710552 67065828 134131656