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12747900727708 = 227303394363693
BaseRepresentation
bin1011100110000001101000…
…0110000011000110011100
31200010200120010020120221121
42321200122012003012130
53132330200041241313
643040145454140324
72454001602215266
oct271403206030634
950120503216847
1012747900727708
114075399695173
12151a7661b16a4
13716177a04993
143210048b6b36
151719073eb28d
hexb981a18319c

12747900727708 has 12 divisors (see below), whose sum is σ = 22308861931720. Its totient is φ = 6373940175792.

The previous prime is 12747900727699. The next prime is 12747900727721. The reversal of 12747900727708 is 80772700974721.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

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, 739510 + ... + 5103202.

Almost surely, 212747900727708 is an apocalyptic number.

It is an amenable number.

12747900727708 is a deficient number, since it is larger than the sum of its proper divisors (9560961204012).

12747900727708 is a wasteful number, since it uses less digits than its factorization.

12747900727708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5094036 (or 5094034 counting only the distinct ones).

The product of its (nonzero) digits is 19361664, while the sum is 61.

The spelling of 12747900727708 in words is "twelve trillion, seven hundred forty-seven billion, nine hundred million, seven hundred twenty-seven thousand, seven hundred eight".

Divisors: 1 2 4 730339 1460678 2921356 4363693 8727386 17454772 3186975181927 6373950363854 12747900727708