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137075180 = 2251131101199
BaseRepresentation
bin10000010101110…
…01100111101100
3100112221010210112
420022321213230
5240042401210
621333555152
73253056044
oct1012714754
9315833715
10137075180
1170414680
1239aa5ab8
1322524c98
14142c2724
15c079d05
hex82b99ec

137075180 has 96 divisors (see below), whose sum is σ = 329011200. Its totient is φ = 47520000.

The previous prime is 137075179. The next prime is 137075189. The reversal of 137075180 is 81570731.

137075180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (137075189) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 688721 + ... + 688919.

It is an arithmetic number, because the mean of its divisors is an integer number (3427200).

Almost surely, 2137075180 is an apocalyptic number.

137075180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137075180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164505600).

137075180 is an abundant number, since it is smaller than the sum of its proper divisors (191936020).

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

137075180 is a wasteful number, since it uses less digits than its factorization.

137075180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 137075180 is about 11707.9110006867. The cubic root of 137075180 is about 515.6079539146.

The spelling of 137075180 in words is "one hundred thirty-seven million, seventy-five thousand, one hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 31 44 55 62 101 110 124 155 199 202 220 310 341 398 404 505 620 682 796 995 1010 1111 1364 1705 1990 2020 2189 2222 3131 3410 3980 4378 4444 5555 6169 6262 6820 8756 10945 11110 12338 12524 15655 20099 21890 22220 24676 30845 31310 34441 40198 43780 61690 62620 67859 68882 80396 100495 123380 135718 137764 172205 200990 221089 271436 339295 344410 401980 442178 623069 678590 688820 884356 1105445 1246138 1357180 2210890 2492276 3115345 4421780 6230690 6853759 12461380 13707518 27415036 34268795 68537590 137075180