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131683092 = 22310973591
BaseRepresentation
bin1111101100101…
…01001100010100
3100011210012020120
413312111030110
5232202324332
621022231540
73156200502
oct766251424
9304705216
10131683092
1168371502
12381255b0
13213878b8
14136bb672
15b86232c
hex7d95314

131683092 has 12 divisors (see below), whose sum is σ = 307260576. Its totient is φ = 43894360.

The previous prime is 131683067. The next prime is 131683099. The reversal of 131683092 is 290386131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131683099) 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, 5486784 + ... + 5486807.

It is an arithmetic number, because the mean of its divisors is an integer number (25605048).

Almost surely, 2131683092 is an apocalyptic number.

131683092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131683092 is an abundant number, since it is smaller than the sum of its proper divisors (175577484).

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

131683092 is a wasteful number, since it uses less digits than its factorization.

131683092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10973598 (or 10973596 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 131683092 is about 11475.3253548647. The cubic root of 131683092 is about 508.7565401104.

The spelling of 131683092 in words is "one hundred thirty-one million, six hundred eighty-three thousand, ninety-two".

Divisors: 1 2 3 4 6 12 10973591 21947182 32920773 43894364 65841546 131683092