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130970864 = 2414475657
BaseRepresentation
bin1111100111001…
…11010011110000
3100010110000020202
413303213103300
5232012031424
620555054332
73150143153
oct763472360
9303400222
10130970864
1167a25392
1237a413a8
132119866b
1413573c9a
15b7712ae
hex7ce74f0

130970864 has 20 divisors (see below), whose sum is σ = 253976304. Its totient is φ = 65428608.

The previous prime is 130970849. The next prime is 130970867. The reversal of 130970864 is 468079031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130970867) 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, 20324 + ... + 25980.

Almost surely, 2130970864 is an apocalyptic number.

It is an amenable number.

130970864 is a deficient number, since it is larger than the sum of its proper divisors (123005440).

130970864 is a wasteful number, since it uses less digits than its factorization.

130970864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7112 (or 7106 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 130970864 is about 11444.2502594097. The cubic root of 130970864 is about 507.8376524643.

The spelling of 130970864 in words is "one hundred thirty million, nine hundred seventy thousand, eight hundred sixty-four".

Divisors: 1 2 4 8 16 1447 2894 5657 5788 11314 11576 22628 23152 45256 90512 8185679 16371358 32742716 65485432 130970864