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137984703 = 3191240811
BaseRepresentation
bin10000011100101…
…11101010111111
3100121122100102120
420032113222333
5240311002303
621405254023
73263564523
oct1016275277
9317570376
10137984703
1170985a4a
123a264313
1322782c6c
141447bd83
15c1a9553
hex8397abf

137984703 has 8 divisors (see below), whose sum is σ = 184943616. Its totient is φ = 91507800.

The previous prime is 137984701. The next prime is 137984719. The reversal of 137984703 is 307489731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137984703 - 21 = 137984701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137984701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119833 + ... + 120978.

It is an arithmetic number, because the mean of its divisors is an integer number (23117952).

Almost surely, 2137984703 is an apocalyptic number.

137984703 is a deficient number, since it is larger than the sum of its proper divisors (46958913).

137984703 is a wasteful number, since it uses less digits than its factorization.

137984703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241005.

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

The square root of 137984703 is about 11746.6890228694. The cubic root of 137984703 is about 516.7458304413.

The spelling of 137984703 in words is "one hundred thirty-seven million, nine hundred eighty-four thousand, seven hundred three".

Divisors: 1 3 191 573 240811 722433 45994901 137984703