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137108855 = 5132211769
BaseRepresentation
bin10000010110000…
…01110101110111
3100112222211222202
420023001311313
5240044440410
621334415115
73253256162
oct1013016567
9315884882
10137108855
1170437a04
1239b0149b
1322537400
14142d0ad9
15c084ca5
hex82c1d77

137108855 has 24 divisors (see below), whose sum is σ = 179237520. Its totient is φ = 100638720.

The previous prime is 137108849. The next prime is 137108857. The reversal of 137108855 is 558801731.

137108855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 137108855 - 224 = 120331639 is a prime.

It is a super-2 number, since 2×1371088552 = 37597676238822050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137108857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177911 + ... + 178679.

It is an arithmetic number, because the mean of its divisors is an integer number (7468230).

Almost surely, 2137108855 is an apocalyptic number.

137108855 is a deficient number, since it is larger than the sum of its proper divisors (42128665).

137108855 is a wasteful number, since it uses less digits than its factorization.

137108855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011 (or 998 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 38.

The square root of 137108855 is about 11709.3490425386. The cubic root of 137108855 is about 515.6501732675.

The spelling of 137108855 in words is "one hundred thirty-seven million, one hundred eight thousand, eight hundred fifty-five".

Divisors: 1 5 13 65 169 211 769 845 1055 2743 3845 9997 13715 35659 49985 129961 162259 178295 649805 811295 2109367 10546835 27421771 137108855