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137000371 = 178376837
BaseRepresentation
bin10000010101001…
…11010110110011
3100112210100011211
420022213112303
5240033002441
621332220551
73252324664
oct1012472663
9315710154
10137000371
1170373452
1239a6a757
13224c9c11
14142a336b
15c062a81
hex82a75b3

137000371 has 4 divisors (see below), whose sum is σ = 137078992. Its totient is φ = 136921752.

The previous prime is 137000363. The next prime is 137000407. The reversal of 137000371 is 173000731.

137000371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 137000371 - 23 = 137000363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137000771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36636 + ... + 40201.

It is an arithmetic number, because the mean of its divisors is an integer number (34269748).

Almost surely, 2137000371 is an apocalyptic number.

137000371 is a deficient number, since it is larger than the sum of its proper divisors (78621).

137000371 is an equidigital number, since it uses as much as digits as its factorization.

137000371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78620.

The product of its (nonzero) digits is 441, while the sum is 22.

The square root of 137000371 is about 11704.7157590434. The cubic root of 137000371 is about 515.5141388892.

The spelling of 137000371 in words is "one hundred thirty-seven million, three hundred seventy-one", and thus it is an aban number.

Divisors: 1 1783 76837 137000371