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12304960 = 26538453
BaseRepresentation
bin101110111100…
…001001000000
3212011011020021
4232330021000
511122224320
61115423224
7206406343
oct56741100
925134207
1012304960
116a44998
124154b14
13271aa55
1418c445a
151130daa
hexbbc240

12304960 has 28 divisors (see below), whose sum is σ = 29301948. Its totient is φ = 4921856.

The previous prime is 12304949. The next prime is 12304973. The reversal of 12304960 is 6940321.

It can be written as a sum of positive squares in 2 ways, for example, as 5419584 + 6885376 = 2328^2 + 2624^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18907 + ... + 19546.

Almost surely, 212304960 is an apocalyptic number.

12304960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12304960 is an abundant number, since it is smaller than the sum of its proper divisors (16996988).

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

12304960 is an equidigital number, since it uses as much as digits as its factorization.

12304960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38470 (or 38460 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 12304960 is about 3507.8426418527. The cubic root of 12304960 is about 230.8660480364.

The spelling of 12304960 in words is "twelve million, three hundred four thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 38453 76906 153812 192265 307624 384530 615248 769060 1230496 1538120 2460992 3076240 6152480 12304960