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12860555714 = 289181399173
BaseRepresentation
bin10111111101000110…
…01000000111000010
31020012021101220212022
423332203020013002
5202314300240324
65524050201442
7633460630346
oct137643100702
936167356768
1012860555714
1154aa4a2946
1225aab83282
13129c52a5a6
148a002b626
155040aa05e
hex2fe8c81c2

12860555714 has 16 divisors (see below), whose sum is σ = 19615410360. Its totient is φ = 6322884480.

The previous prime is 12860555699. The next prime is 12860555717. The reversal of 12860555714 is 41755506821.

It can be written as a sum of positive squares in 4 ways, for example, as 5495998225 + 7364557489 = 74135^2 + 85817^2 .

It is not an unprimeable number, because it can be changed into a prime (12860555717) 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, 167369 + ... + 231804.

Almost surely, 212860555714 is an apocalyptic number.

12860555714 is a deficient number, since it is larger than the sum of its proper divisors (6754854646).

12860555714 is a wasteful number, since it uses less digits than its factorization.

12860555714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399445.

The product of its (nonzero) digits is 336000, while the sum is 44.

The spelling of 12860555714 in words is "twelve billion, eight hundred sixty million, five hundred fifty-five thousand, seven hundred fourteen".

Divisors: 1 2 89 178 181 362 16109 32218 399173 798346 35526397 71052794 72250313 144500626 6430277857 12860555714