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137159200 = 2552171449
BaseRepresentation
bin10000010110011…
…10001000100000
3100120002102001101
420023032020200
5240103043300
621335444144
73253556023
oct1013161040
9316072041
10137159200
1170471812
1239b26654
13225542b9
14143051ba
15c094b6a
hex82ce220

137159200 has 36 divisors (see below), whose sum is σ = 334841850. Its totient is φ = 54863360.

The previous prime is 137159161. The next prime is 137159203. The reversal of 137159200 is 2951731.

It can be written as a sum of positive squares in 3 ways, for example, as 116035984 + 21123216 = 10772^2 + 4596^2 .

It is a super-2 number, since 2×1371592002 = 37625292289280000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (137159203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84925 + ... + 86524.

Almost surely, 2137159200 is an apocalyptic number.

137159200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137159200 is an abundant number, since it is smaller than the sum of its proper divisors (197682650).

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

137159200 is a wasteful number, since it uses less digits than its factorization.

137159200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171469 (or 171456 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 137159200 is about 11711.4986231481. The cubic root of 137159200 is about 515.7132794059.

The spelling of 137159200 in words is "one hundred thirty-seven million, one hundred fifty-nine thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 171449 342898 685796 857245 1371592 1714490 2743184 3428980 4286225 5486368 6857960 8572450 13715920 17144900 27431840 34289800 68579600 137159200