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13072720082 = 223284189567
BaseRepresentation
bin11000010110011000…
…11110000011010010
31020202001121222122212
430023030132003102
5203233104020312
610001105432122
7641645200352
oct141314360322
936661558585
1013072720082
1155a92340a4
12264a03b642
131304483636
148c0298b62
15517a18822
hex30b31e0d2

13072720082 has 8 divisors (see below), whose sum is σ = 20461648896. Its totient is φ = 6252170452.

The previous prime is 13072720069. The next prime is 13072720097. The reversal of 13072720082 is 28002727031.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142094738 + ... + 142094829.

It is an arithmetic number, because the mean of its divisors is an integer number (2557706112).

Almost surely, 213072720082 is an apocalyptic number.

13072720082 is a deficient number, since it is larger than the sum of its proper divisors (7388928814).

13072720082 is a wasteful number, since it uses less digits than its factorization.

13072720082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284189592.

The product of its (nonzero) digits is 9408, while the sum is 32.

The spelling of 13072720082 in words is "thirteen billion, seventy-two million, seven hundred twenty thousand, eighty-two".

Divisors: 1 2 23 46 284189567 568379134 6536360041 13072720082