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131713195 = 517291151
BaseRepresentation
bin1111101100111…
…00100010101011
3100011211201112111
413312130202223
5232204310240
621023023151
73156354325
oct766344253
9304751474
10131713195
1168392089
123813aab7
1321398503
14136c8615
15b86b1ea
hex7d9c8ab

131713195 has 12 divisors (see below), whose sum is σ = 167901984. Its totient is φ = 99171200.

The previous prime is 131713189. The next prime is 131713247. The reversal of 131713195 is 591317131.

It is not a de Polignac number, because 131713195 - 29 = 131712683 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44131 + ... + 47020.

It is an arithmetic number, because the mean of its divisors is an integer number (13991832).

Almost surely, 2131713195 is an apocalyptic number.

131713195 is a deficient number, since it is larger than the sum of its proper divisors (36188789).

131713195 is an equidigital number, since it uses as much as digits as its factorization.

131713195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91190 (or 91173 counting only the distinct ones).

The product of its digits is 2835, while the sum is 31.

The square root of 131713195 is about 11476.6369202829. The cubic root of 131713195 is about 508.7953047207.

The spelling of 131713195 in words is "one hundred thirty-one million, seven hundred thirteen thousand, one hundred ninety-five".

Divisors: 1 5 17 85 289 1445 91151 455755 1549567 7747835 26342639 131713195