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12304924506 = 232797658131
BaseRepresentation
bin10110111010110111…
…00011111101011010
31011202112212221010200
423131123203331122
5200200030041011
65353001123030
7613633063320
oct133533437532
934675787120
1012304924506
1152448999a6
122474a89476
131211397c24
1484a313d10
154c0403856
hex2dd6e3f5a

12304924506 has 24 divisors (see below), whose sum is σ = 30469337184. Its totient is φ = 3515692680.

The previous prime is 12304924501. The next prime is 12304924523. The reversal of 12304924506 is 60542940321.

It is a happy number.

12304924506 is a `hidden beast` number, since 123 + 0 + 4 + 9 + 24 + 506 = 666.

It is a super-2 number, since 2×123049245062 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12304924501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48828940 + ... + 48829191.

It is an arithmetic number, because the mean of its divisors is an integer number (1269555716).

Almost surely, 212304924506 is an apocalyptic number.

12304924506 is an abundant number, since it is smaller than the sum of its proper divisors (18164412678).

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

12304924506 is a wasteful number, since it uses less digits than its factorization.

12304924506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97658146 (or 97658143 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 12304924506 in words is "twelve billion, three hundred four million, nine hundred twenty-four thousand, five hundred six".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 97658131 195316262 292974393 585948786 683606917 878923179 1367213834 1757846358 2050820751 4101641502 6152462253 12304924506