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131370886 = 2181362903
BaseRepresentation
bin1111101010010…
…00111110000110
3100011012022222101
413311020332012
5232112332021
621011422314
73153430333
oct765107606
9304168871
10131370886
1168178989
1237bb499a
13212a876a
141363998a
15b7eea91
hex7d48f86

131370886 has 8 divisors (see below), whose sum is σ = 198145584. Its totient is φ = 65322360.

The previous prime is 131370857. The next prime is 131370893. The reversal of 131370886 is 688073131.

131370886 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 181090 + ... + 181813.

It is an arithmetic number, because the mean of its divisors is an integer number (24768198).

Almost surely, 2131370886 is an apocalyptic number.

131370886 is a deficient number, since it is larger than the sum of its proper divisors (66774698).

131370886 is a wasteful number, since it uses less digits than its factorization.

131370886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363086.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 131370886 is about 11461.7139207014. The cubic root of 131370886 is about 508.3541535024.

The spelling of 131370886 in words is "one hundred thirty-one million, three hundred seventy thousand, eight hundred eighty-six".

Divisors: 1 2 181 362 362903 725806 65685443 131370886