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130402674 = 2327399241
BaseRepresentation
bin1111100010111…
…00100101110010
3100002101010211200
413301130211302
5231340341144
620534552030
73142255503
oct761344562
9302333750
10130402674
1167677506
1237808616
1321029b5c
1413466baa
15b6acc69
hex7c5c972

130402674 has 24 divisors (see below), whose sum is σ = 286412412. Its totient is φ = 42871680.

The previous prime is 130402669. The next prime is 130402759. The reversal of 130402674 is 476204031.

It can be written as a sum of positive squares in 2 ways, for example, as 109307025 + 21095649 = 10455^2 + 4593^2 .

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, 48307 + ... + 50934.

Almost surely, 2130402674 is an apocalyptic number.

130402674 is an abundant number, since it is smaller than the sum of its proper divisors (156009738).

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

130402674 is a wasteful number, since it uses less digits than its factorization.

130402674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99322 (or 99319 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 130402674 is about 11419.3990209643. The cubic root of 130402674 is about 507.1022050410.

The spelling of 130402674 in words is "one hundred thirty million, four hundred two thousand, six hundred seventy-four".

Divisors: 1 2 3 6 9 18 73 146 219 438 657 1314 99241 198482 297723 595446 893169 1786338 7244593 14489186 21733779 43467558 65201337 130402674