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137075260 = 2257979109
BaseRepresentation
bin10000010101110…
…01101000111100
3100112221010220111
420022321220330
5240042402020
621333555404
73253056220
oct1012715074
9315833814
10137075260
1170414743
1239aa5b64
132252502a
14142c2780
15c079d5a
hex82b9a3c

137075260 has 24 divisors (see below), whose sum is σ = 328980960. Its totient is φ = 46997184.

The previous prime is 137075251. The next prime is 137075261. The reversal of 137075260 is 62570731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137075261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489415 + ... + 489694.

It is an arithmetic number, because the mean of its divisors is an integer number (13707540).

Almost surely, 2137075260 is an apocalyptic number.

137075260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137075260 is an abundant number, since it is smaller than the sum of its proper divisors (191905700).

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

137075260 is a wasteful number, since it uses less digits than its factorization.

137075260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979125 (or 979123 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 137075260 is about 11707.9144171795. The cubic root of 137075260 is about 515.6080542212.

The spelling of 137075260 in words is "one hundred thirty-seven million, seventy-five thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 979109 1958218 3916436 4895545 6853763 9791090 13707526 19582180 27415052 34268815 68537630 137075260