Search a number
-
+
131317614 = 23243169661
BaseRepresentation
bin1111101001110…
…11111101101110
3100011002121220100
413310323331232
5232104130424
621010331530
73153116121
oct764737556
9304077810
10131317614
116814195a
1237b89ba6
132128a43c
14136243b8
15b7dddc9
hex7d3bf6e

131317614 has 24 divisors (see below), whose sum is σ = 291139992. Its totient is φ = 42754320.

The previous prime is 131317601. The next prime is 131317661. The reversal of 131317614 is 416713131.

131317614 is a `hidden beast` number, since 1 + 31 + 3 + 17 + 614 = 666.

It is a congruent 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, 84057 + ... + 85604.

It is an arithmetic number, because the mean of its divisors is an integer number (12130833).

Almost surely, 2131317614 is an apocalyptic number.

131317614 is an abundant number, since it is smaller than the sum of its proper divisors (159822378).

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

131317614 is a wasteful number, since it uses less digits than its factorization.

131317614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169712 (or 169709 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 131317614 is about 11459.3897743292. The cubic root of 131317614 is about 508.2854302496.

The spelling of 131317614 in words is "one hundred thirty-one million, three hundred seventeen thousand, six hundred fourteen".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 169661 339322 508983 1017966 1526949 3053898 7295423 14590846 21886269 43772538 65658807 131317614