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13215626013 = 331121141551
BaseRepresentation
bin11000100111011011…
…00111001100011101
31021010000112100202010
430103231213030131
5204031200013023
610023212421433
7645331652622
oct142355471435
937100470663
1013215626013
115671970477
122689a77879
131327c6a565
148d5258349
15525346093
hex313b6731d

13215626013 has 8 divisors (see below), whose sum is σ = 17621525376. Its totient is φ = 8810072000.

The previous prime is 13215626003. The next prime is 13215626069. The reversal of 13215626013 is 31062651231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13215626013 - 226 = 13148517149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13215626003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22588 + ... + 164138.

It is an arithmetic number, because the mean of its divisors is an integer number (2202690672).

Almost surely, 213215626013 is an apocalyptic number.

It is an amenable number.

13215626013 is a deficient number, since it is larger than the sum of its proper divisors (4405899363).

13215626013 is a wasteful number, since it uses less digits than its factorization.

13215626013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172675.

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 13215626013 in words is "thirteen billion, two hundred fifteen million, six hundred twenty-six thousand, thirteen".

Divisors: 1 3 31121 93363 141551 424653 4405208671 13215626013