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137315512 = 2343399173
BaseRepresentation
bin10000010111101…
…00010010111000
3100120101100110201
420023310102320
5240123044022
621343051544
73255106525
oct1013642270
9316340421
10137315512
11705691a4
1239ba0bb4
13225aa4a9
141434614c
15c0c6127
hex82f44b8

137315512 has 16 divisors (see below), whose sum is σ = 263454840. Its totient is φ = 67060896.

The previous prime is 137315483. The next prime is 137315513. The reversal of 137315512 is 215513731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137315513) 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, 199243 + ... + 199930.

Almost surely, 2137315512 is an apocalyptic number.

It is an amenable number.

137315512 is a deficient number, since it is larger than the sum of its proper divisors (126139328).

137315512 is a wasteful number, since it uses less digits than its factorization.

137315512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399222 (or 399218 counting only the distinct ones).

The product of its digits is 3150, while the sum is 28.

The square root of 137315512 is about 11718.1701643217. The cubic root of 137315512 is about 515.9091140530.

The spelling of 137315512 in words is "one hundred thirty-seven million, three hundred fifteen thousand, five hundred twelve".

Divisors: 1 2 4 8 43 86 172 344 399173 798346 1596692 3193384 17164439 34328878 68657756 137315512