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6812418668768 = 25316867357529
BaseRepresentation
bin110001100100010001111…
…0010110111100011100000
3220010021001011121000210222
41203020203302313203200
51343103313134400033
622253325410342212
71302116041154456
oct143104362674340
926107034530728
106812418668768
112197148814869
1292036128a968
133a554011aa8b
14197a195d69d6
15bc31764a598
hex63223cb78e0

6812418668768 has 24 divisors (see below), whose sum is σ = 13844592780480. Its totient is φ = 3296331613440.

The previous prime is 6812418668749. The next prime is 6812418668771. The reversal of 6812418668768 is 8678668142186.

It is a congruent number.

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, 3433677773 + ... + 3433679756.

It is an arithmetic number, because the mean of its divisors is an integer number (576858032520).

Almost surely, 26812418668768 is an apocalyptic number.

It is an amenable number.

6812418668768 is an abundant number, since it is smaller than the sum of its proper divisors (7032174111712).

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

6812418668768 is a wasteful number, since it uses less digits than its factorization.

6812418668768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6867357570 (or 6867357562 counting only the distinct ones).

The product of its digits is 297271296, while the sum is 71.

The spelling of 6812418668768 in words is "six trillion, eight hundred twelve billion, four hundred eighteen million, six hundred sixty-eight thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 16 31 32 62 124 248 496 992 6867357529 13734715058 27469430116 54938860232 109877720464 212888083399 219755440928 425776166798 851552333596 1703104667192 3406209334384 6812418668768