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12918074304 = 263631106627
BaseRepresentation
bin11000000011111101…
…00010101111000000
31020100021122011112110
430001332202233000
5202424011334204
65533503055320
7635056551132
oct140176425700
936307564473
1012918074304
115529a09473
1226062a1540
1312ab418c65
148a7921052
1550916c889
hex301fa2bc0

12918074304 has 56 divisors (see below), whose sum is σ = 34233559168. Its totient is φ = 4299160320.

The previous prime is 12918074261. The next prime is 12918074317. The reversal of 12918074304 is 40347081921.

It is a congruent number.

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, 67839 + ... + 174465.

Almost surely, 212918074304 is an apocalyptic number.

It is an amenable number.

12918074304 is an abundant number, since it is smaller than the sum of its proper divisors (21315484864).

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

12918074304 is a wasteful number, since it uses less digits than its factorization.

12918074304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107273 (or 107263 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 12918074304 in words is "twelve billion, nine hundred eighteen million, seventy-four thousand, three hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 631 1262 1893 2524 3786 5048 7572 10096 15144 20192 30288 40384 60576 106627 121152 213254 319881 426508 639762 853016 1279524 1706032 2559048 3412064 5118096 6824128 10236192 20472384 67281637 134563274 201844911 269126548 403689822 538253096 807379644 1076506192 1614759288 2153012384 3229518576 4306024768 6459037152 12918074304