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137486030 = 25111249873
BaseRepresentation
bin10000011000111…
…01111011001110
3100120201000101012
420030131323032
5240144023110
621350445222
73256416623
oct1014357316
9316630335
10137486030
1170675320
123a063812
1322639ca6
141438c34a
15c10b905
hex831dece

137486030 has 16 divisors (see below), whose sum is σ = 269972784. Its totient is φ = 49994880.

The previous prime is 137485979. The next prime is 137486039. The reversal of 137486030 is 30684731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137486039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624827 + ... + 625046.

It is an arithmetic number, because the mean of its divisors is an integer number (16873299).

Almost surely, 2137486030 is an apocalyptic number.

137486030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137486030 is a deficient number, since it is larger than the sum of its proper divisors (132486754).

137486030 is a wasteful number, since it uses less digits than its factorization.

137486030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249891.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 137486030 is about 11725.4437016260. The cubic root of 137486030 is about 516.1225771929.

The spelling of 137486030 in words is "one hundred thirty-seven million, four hundred eighty-six thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 1249873 2499746 6249365 12498730 13748603 27497206 68743015 137486030