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12308970804 = 22313167472477
BaseRepresentation
bin10110111011010101…
…11111110100110100
31011202211111111121120
423131222333310310
5200202044031204
65353223543540
7614012345154
oct133552776464
934684444546
1012308970804
115247102a49
1224762babb0
1312121838a0
1484aa88764
154c09526d9
hex2ddabfd34

12308970804 has 48 divisors (see below), whose sum is σ = 31115511168. Its totient is φ = 3764688768.

The previous prime is 12308970797. The next prime is 12308970809. The reversal of 12308970804 is 40807980321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12308970809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210187 + ... + 262290.

It is an arithmetic number, because the mean of its divisors is an integer number (648239816).

Almost surely, 212308970804 is an apocalyptic number.

It is an amenable number.

12308970804 is an abundant number, since it is smaller than the sum of its proper divisors (18806540364).

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

12308970804 is a wasteful number, since it uses less digits than its factorization.

12308970804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472664 (or 472662 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 12308970804 in words is "twelve billion, three hundred eight million, nine hundred seventy thousand, eight hundred four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 167 334 501 668 1002 2004 2171 4342 6513 8684 13026 26052 472477 944954 1417431 1889908 2834862 5669724 6142201 12284402 18426603 24568804 36853206 73706412 78903659 157807318 236710977 315614636 473421954 946843908 1025747567 2051495134 3077242701 4102990268 6154485402 12308970804