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12901365386 = 2713120159023
BaseRepresentation
bin11000000001111101…
…10011011010001010
31020022010012021012122
430000332303122022
5202410222143021
65532105011242
7634464540110
oct140076633212
936263167178
1012901365386
115520536848
122600783b22
1312a7b18820
148a5611ab0
1550796bbab
hex300fb368a

12901365386 has 32 divisors (see below), whose sum is σ = 23838140928. Its totient is φ = 5099500800.

The previous prime is 12901365383. The next prime is 12901365469. The reversal of 12901365386 is 68356310921.

It is not an unprimeable number, because it can be changed into a prime (12901365383) 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, 189071 + ... + 248093.

It is an arithmetic number, because the mean of its divisors is an integer number (744941904).

Almost surely, 212901365386 is an apocalyptic number.

12901365386 is a deficient number, since it is larger than the sum of its proper divisors (10936775542).

12901365386 is a wasteful number, since it uses less digits than its factorization.

12901365386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60246.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 12901365386 in words is "twelve billion, nine hundred one million, three hundred sixty-five thousand, three hundred eighty-six".

Divisors: 1 2 7 13 14 26 91 182 1201 2402 8407 15613 16814 31226 59023 109291 118046 218582 413161 767299 826322 1534598 5371093 10742186 70886623 141773246 496206361 921526099 992412722 1843052198 6450682693 12901365386