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131360230 = 2513136023
BaseRepresentation
bin1111101010001…
…10010111100110
3100011011210100201
413311012113212
5232112011410
621011301114
73153354301
oct765062746
9304153321
10131360230
1168170981
1237baa79a
13212a3961
1413635b38
15b7eb83a
hex7d465e6

131360230 has 8 divisors (see below), whose sum is σ = 236448432. Its totient is φ = 52544088.

The previous prime is 131360221. The next prime is 131360231. The reversal of 131360230 is 32063131.

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

It is a junction number, because it is equal to n+sod(n) for n = 131360198 and 131360207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131360231) 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, 6568002 + ... + 6568021.

It is an arithmetic number, because the mean of its divisors is an integer number (29556054).

Almost surely, 2131360230 is an apocalyptic number.

131360230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131360230 is a deficient number, since it is larger than the sum of its proper divisors (105088202).

131360230 is a wasteful number, since it uses less digits than its factorization.

131360230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13136030.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 131360230 is about 11461.2490593303. The cubic root of 131360230 is about 508.3404082744.

The spelling of 131360230 in words is "one hundred thirty-one million, three hundred sixty thousand, two hundred thirty".

Divisors: 1 2 5 10 13136023 26272046 65680115 131360230