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131676308 = 22196128403
BaseRepresentation
bin1111101100100…
…11100010010100
3100011202211221022
413312103202110
5232202120213
621022140312
73156141641
oct766234224
9304684838
10131676308
11683673a5
1238121698
132138479a
14136b8dc8
15b860308
hex7d93894

131676308 has 24 divisors (see below), whose sum is σ = 246546720. Its totient is φ = 61348320.

The previous prime is 131676299. The next prime is 131676341. The reversal of 131676308 is 803676131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9566 + ... + 18837.

It is an arithmetic number, because the mean of its divisors is an integer number (10272780).

Almost surely, 2131676308 is an apocalyptic number.

It is an amenable number.

131676308 is a deficient number, since it is larger than the sum of its proper divisors (114870412).

131676308 is a wasteful number, since it uses less digits than its factorization.

131676308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28487 (or 28485 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 131676308 is about 11475.0297603100. The cubic root of 131676308 is about 508.7478033176.

The spelling of 131676308 in words is "one hundred thirty-one million, six hundred seventy-six thousand, three hundred eight".

Divisors: 1 2 4 19 38 61 76 122 244 1159 2318 4636 28403 56806 113612 539657 1079314 1732583 2158628 3465166 6930332 32919077 65838154 131676308