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13268097215 = 516267163129
BaseRepresentation
bin11000101101101011…
…10001100010111111
31021020200021011200222
430112311301202333
5204133113102330
610032325211555
7646536652112
oct142665614277
937220234628
1013268097215
1156995498aa
1226a3560bbb
131335aac6c9
148dc1d6579
15529c5d0e5
hex316d718bf

13268097215 has 8 divisors (see below), whose sum is σ = 15922793040. Its totient is φ = 10613760192.

The previous prime is 13268097209. The next prime is 13268097217. The reversal of 13268097215 is 51279086231.

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 13268097215 - 212 = 13268093119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13268097217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230 + ... + 162899.

It is an arithmetic number, because the mean of its divisors is an integer number (1990349130).

Almost surely, 213268097215 is an apocalyptic number.

13268097215 is a deficient number, since it is larger than the sum of its proper divisors (2654695825).

13268097215 is a wasteful number, since it uses less digits than its factorization.

13268097215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179401.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 13268097215 in words is "thirteen billion, two hundred sixty-eight million, ninety-seven thousand, two hundred fifteen".

Divisors: 1 5 16267 81335 163129 815645 2653619443 13268097215