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12570068255 = 517960123369
BaseRepresentation
bin10111011010011110…
…00000010100011111
31012110000210121222112
423231033000110133
5201220414141010
65435152104235
7623332550213
oct135517002437
935400717875
1012570068255
115370526368
12252983507b
1312542b0514
14873612943
154d8829a05
hex2ed3c051f

12570068255 has 16 divisors (see below), whose sum is σ = 15194239200. Its totient is φ = 9982809600.

The previous prime is 12570068249. The next prime is 12570068257. The reversal of 12570068255 is 55286007521.

It is not a de Polignac number, because 12570068255 - 24 = 12570068239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12570068257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526211 + ... + 549579.

It is an arithmetic number, because the mean of its divisors is an integer number (949639950).

Almost surely, 212570068255 is an apocalyptic number.

12570068255 is a deficient number, since it is larger than the sum of its proper divisors (2624170945).

12570068255 is a wasteful number, since it uses less digits than its factorization.

12570068255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24154.

The product of its (nonzero) digits is 168000, while the sum is 41.

The spelling of 12570068255 in words is "twelve billion, five hundred seventy million, sixty-eight thousand, two hundred fifty-five".

Divisors: 1 5 179 601 895 3005 23369 107579 116845 537895 4183051 14044769 20915255 70223845 2514013651 12570068255