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137144976 = 2432857187
BaseRepresentation
bin10000010110010…
…10101010010000
3100120001200112120
420023022222100
5240102114401
621335254240
73253466403
oct1013125220
9316050476
10137144976
1170462061
1239b1a380
132254a997
14142ddd3a
15c090836
hex82caa90

137144976 has 20 divisors (see below), whose sum is σ = 354291312. Its totient is φ = 45714976.

The previous prime is 137144957. The next prime is 137144989. The reversal of 137144976 is 679441731.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1428546 + ... + 1428641.

Almost surely, 2137144976 is an apocalyptic number.

137144976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

137144976 is an abundant number, since it is smaller than the sum of its proper divisors (217146336).

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

137144976 is a wasteful number, since it uses less digits than its factorization.

137144976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857198 (or 2857192 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The square root of 137144976 is about 11710.8913409697. The cubic root of 137144976 is about 515.6954515599.

The spelling of 137144976 in words is "one hundred thirty-seven million, one hundred forty-four thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 16 24 48 2857187 5714374 8571561 11428748 17143122 22857496 34286244 45714992 68572488 137144976