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12513412604 = 2271140627963
BaseRepresentation
bin10111010011101101…
…11000010111111100
31012022002012020001002
423221312320113330
5201111413200404
65425405505432
7622044152330
oct135166702774
935262166032
1012513412604
11534154a110
122512872278
131245634874
14869ca57c0
154d3887c1e
hex2e9db85fc

12513412604 has 24 divisors (see below), whose sum is σ = 27301991808. Its totient is φ = 4875355440.

The previous prime is 12513412577. The next prime is 12513412621. The reversal of 12513412604 is 40621431521.

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, 20313674 + ... + 20314289.

It is an arithmetic number, because the mean of its divisors is an integer number (1137582992).

Almost surely, 212513412604 is an apocalyptic number.

12513412604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12513412604 is an abundant number, since it is smaller than the sum of its proper divisors (14788579204).

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

12513412604 is a wasteful number, since it uses less digits than its factorization.

12513412604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40627985 (or 40627983 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 12513412604 in words is "twelve billion, five hundred thirteen million, four hundred twelve thousand, six hundred four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 40627963 81255926 162511852 284395741 446907593 568791482 893815186 1137582964 1787630372 3128353151 6256706302 12513412604