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12603980384 = 25393874387
BaseRepresentation
bin10111011110100000…
…10111101001100000
31012112101121112200022
423233100113221200
5201303104333014
65442403013012
7624224031332
oct135720275140
935471545608
1012603980384
115388689016
12253906a168
13125b325078
14877d1d452
154db7c7a8e
hex2ef417a60

12603980384 has 12 divisors (see below), whose sum is σ = 24814086444. Its totient is φ = 6301990176.

The previous prime is 12603980371. The next prime is 12603980399. The reversal of 12603980384 is 48308930621.

12603980384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196937162 + ... + 196937225.

It is an arithmetic number, because the mean of its divisors is an integer number (2067840537).

Almost surely, 212603980384 is an apocalyptic number.

It is an amenable number.

12603980384 is a deficient number, since it is larger than the sum of its proper divisors (12210106060).

12603980384 is an equidigital number, since it uses as much as digits as its factorization.

12603980384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393874397 (or 393874389 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 12603980384 in words is "twelve billion, six hundred three million, nine hundred eighty thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 32 393874387 787748774 1575497548 3150995096 6301990192 12603980384