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130769328 = 24323911399
BaseRepresentation
bin1111100101101…
…10000110110000
3100010001202210110
413302312012300
5231434104303
620550501320
73145343454
oct762660660
9303052713
10130769328
11678a7a28
1237964840
1321127a01
1413520664
15b731703
hex7cb61b0

130769328 has 40 divisors (see below), whose sum is σ = 339264000. Its totient is φ = 43403584.

The previous prime is 130769293. The next prime is 130769347. The reversal of 130769328 is 823967031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5773 + ... + 17171.

It is an arithmetic number, because the mean of its divisors is an integer number (8481600).

Almost surely, 2130769328 is an apocalyptic number.

It is an amenable number.

130769328 is an abundant number, since it is smaller than the sum of its proper divisors (208494672).

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

130769328 is a wasteful number, since it uses less digits than its factorization.

130769328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11649 (or 11643 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 130769328 is about 11435.4417492286. The cubic root of 130769328 is about 507.5770344207.

The spelling of 130769328 in words is "one hundred thirty million, seven hundred sixty-nine thousand, three hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 239 478 717 956 1434 1912 2868 3824 5736 11399 11472 22798 34197 45596 68394 91192 136788 182384 273576 547152 2724361 5448722 8173083 10897444 16346166 21794888 32692332 43589776 65384664 130769328