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13079219008 = 2617232967269
BaseRepresentation
bin11000010111001010…
…10000101101000000
31020202111212011111211
430023211100231000
5203241240002013
610001501015504
7642054345562
oct141345205500
936674764454
1013079219008
115601972909
122650254594
13130591a75b
148c10ab332
1551839e23d
hex30b950b40

13079219008 has 224 divisors, whose sum is σ = 30219091200. Its totient is φ = 5578653696.

The previous prime is 13079219003. The next prime is 13079219009. The reversal of 13079219008 is 80091297031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13079219003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48621498 + ... + 48621766.

Almost surely, 213079219008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13079219008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15109545600).

13079219008 is an abundant number, since it is smaller than the sum of its proper divisors (17139872192).

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

13079219008 is a wasteful number, since it uses less digits than its factorization.

13079219008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The spelling of 13079219008 in words is "thirteen billion, seventy-nine million, two hundred nineteen thousand, eight".