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8228132551015 = 513251359503609
BaseRepresentation
bin111011110111100001011…
…1010101111100101100111
31002010121020201000202022121
41313233002322233211213
52034302203413113030
625255541340210411
71506314536464346
oct167570272574547
932117221022277
108228132551015
1126925933553a3
12b0a800b39a07
13478ba9430a10
1420635ab75b5d
15e40750d547a
hex77bc2eaf967

8228132551015 has 16 divisors (see below), whose sum is σ = 10633342406400. Its totient is φ = 6076123183872.

The previous prime is 8228132551007. The next prime is 8228132551027. The reversal of 8228132551015 is 5101552318228.

It is a cyclic number.

It is not a de Polignac number, because 8228132551015 - 23 = 8228132551007 is a prime.

It is a super-2 number, since 2×82281325510152 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16086531 + ... + 16590139.

It is an arithmetic number, because the mean of its divisors is an integer number (664583900400).

Almost surely, 28228132551015 is an apocalyptic number.

8228132551015 is a deficient number, since it is larger than the sum of its proper divisors (2405209855385).

8228132551015 is a wasteful number, since it uses less digits than its factorization.

8228132551015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754986.

The product of its (nonzero) digits is 192000, while the sum is 43.

The spelling of 8228132551015 in words is "eight trillion, two hundred twenty-eight billion, one hundred thirty-two million, five hundred fifty-one thousand, fifteen".

Divisors: 1 5 13 65 251359 503609 1256795 2518045 3267667 6546917 16338335 32734585 126586654631 632933273155 1645626510203 8228132551015