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137893800 = 2335211171229
BaseRepresentation
bin10000011100000…
…01011110101000
3100121110201201210
420032001132220
5240300100200
621403313120
73263035512
oct1016013650
9317421653
10137893800
1170923720
123a21b7a0
1322750785
1414456bb2
15c18c650
hex83817a8

137893800 has 192 divisors, whose sum is σ = 494164800. Its totient is φ = 31436800.

The previous prime is 137893799. The next prime is 137893801. The reversal of 137893800 is 8398731.

It is an interprime number because it is at equal distance from previous prime (137893799) and next prime (137893801).

It is not an unprimeable number, because it can be changed into a prime (137893801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111586 + ... + 112814.

It is an arithmetic number, because the mean of its divisors is an integer number (2573775).

Almost surely, 2137893800 is an apocalyptic number.

137893800 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 137893800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247082400).

137893800 is an abundant number, since it is smaller than the sum of its proper divisors (356271000).

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

137893800 is a wasteful number, since it uses less digits than its factorization.

137893800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 137893800 is about 11742.8190823158. The cubic root of 137893800 is about 516.6323297796.

The spelling of 137893800 in words is "one hundred thirty-seven million, eight hundred ninety-three thousand, eight hundred".