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130697860 = 22531210803
BaseRepresentation
bin1111100101001…
…00101010000100
3100002221010202111
413302210222010
5231424312420
620545150404
73144625216
oct762445204
9302833674
10130697860
1167859267
123792b404
1321101317
14135025b6
15b71a45a
hex7ca4a84

130697860 has 24 divisors (see below), whose sum is σ = 283320576. Its totient is φ = 50592480.

The previous prime is 130697851. The next prime is 130697869. The reversal of 130697860 is 68796031.

It is an interprime number because it is at equal distance from previous prime (130697851) and next prime (130697869).

It is not an unprimeable number, because it can be changed into a prime (130697869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104782 + ... + 106021.

It is an arithmetic number, because the mean of its divisors is an integer number (11805024).

Almost surely, 2130697860 is an apocalyptic number.

130697860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130697860 is an abundant number, since it is smaller than the sum of its proper divisors (152622716).

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

130697860 is a wasteful number, since it uses less digits than its factorization.

130697860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210843 (or 210841 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 130697860 is about 11432.3164756754. The cubic root of 130697860 is about 507.4845506391.

The spelling of 130697860 in words is "one hundred thirty million, six hundred ninety-seven thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 210803 421606 843212 1054015 2108030 4216060 6534893 13069786 26139572 32674465 65348930 130697860