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26227052860 = 2251311352643
BaseRepresentation
bin11000011011010000…
…010001000100111100
32111200210211022220011
4120123100101010330
5412203111142420
620014252433004
71615634161651
oct303320210474
974623738804
1026227052860
111013953aaa8
1250bb478764
13261c8103b8
1413ab319c28
15a377a395a
hex61b41113c

26227052860 has 12 divisors (see below), whose sum is σ = 55076811048. Its totient is φ = 10490821136.

The previous prime is 26227052837. The next prime is 26227052911. The reversal of 26227052860 is 6825072262.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655676302 + ... + 655676341.

It is an arithmetic number, because the mean of its divisors is an integer number (4589734254).

Almost surely, 226227052860 is an apocalyptic number.

26227052860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26227052860 is an abundant number, since it is smaller than the sum of its proper divisors (28849758188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26227052860 is a wasteful number, since it uses less digits than its factorization.

26227052860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311352652 (or 1311352650 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 26227052860 in words is "twenty-six billion, two hundred twenty-seven million, fifty-two thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 1311352643 2622705286 5245410572 6556763215 13113526430 26227052860