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2272694268 = 2231314568553
BaseRepresentation
bin1000011101110110…
…1000111111111100
312212101110211102210
42013131220333330
514123302204033
61013303420420
7110214403545
oct20735507774
95771424383
102272694268
11a66970929
12535154710
132a2b04610
14177ba14cc
15d47cad63
hex87768ffc

2272694268 has 24 divisors (see below), whose sum is σ = 5710873168. Its totient is φ = 699290496.

The previous prime is 2272694257. The next prime is 2272694269. The reversal of 2272694268 is 8624962722.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272694269) 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, 7284121 + ... + 7284432.

Almost surely, 22272694268 is an apocalyptic number.

It is an amenable number.

2272694268 is an abundant number, since it is smaller than the sum of its proper divisors (3438178900).

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

2272694268 is a wasteful number, since it uses less digits than its factorization.

2272694268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14568573 (or 14568571 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 2272694268 is about 47672.7833045229. The cubic root of 2272694268 is about 1314.7615827454.

The spelling of 2272694268 in words is "two billion, two hundred seventy-two million, six hundred ninety-four thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 14568553 29137106 43705659 58274212 87411318 174822636 189391189 378782378 568173567 757564756 1136347134 2272694268