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13252553215 = 511859280507
BaseRepresentation
bin11000101011110100…
…11110100111111111
31021012121000110100021
430111322132213333
5204120123200330
610031012113011
7646260562246
oct142572364777
937177013307
1013252553215
1156907a2420
12269a305767
1313327c9585
148da10b95d
155286dc67a
hex315e9e9ff

13252553215 has 16 divisors (see below), whose sum is σ = 17369055360. Its totient is φ = 9626965920.

The previous prime is 13252553189. The next prime is 13252553221. The reversal of 13252553215 is 51235525231.

It is not a de Polignac number, because 13252553215 - 25 = 13252553183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93009 + ... + 187498.

It is an arithmetic number, because the mean of its divisors is an integer number (1085565960).

Almost surely, 213252553215 is an apocalyptic number.

13252553215 is a deficient number, since it is larger than the sum of its proper divisors (4116502145).

13252553215 is a wasteful number, since it uses less digits than its factorization.

13252553215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281382.

The product of its digits is 45000, while the sum is 34.

The spelling of 13252553215 in words is "thirteen billion, two hundred fifty-two million, five hundred fifty-three thousand, two hundred fifteen".

Divisors: 1 5 11 55 859 4295 9449 47245 280507 1402535 3085577 15427885 240955513 1204777565 2650510643 13252553215