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272468872 = 23138929437
BaseRepresentation
bin10000001111011…
…000101110001000
3200222200212000201
4100033120232020
51024223000442
643011541544
76515642614
oct2017305610
9628625021
10272468872
1112a88a995
12772ba8b4
13445ab7b0
1428288344
1518dc17b7
hex103d8b88

272468872 has 32 divisors (see below), whose sum is σ = 556378200. Its totient is φ = 124337664.

The previous prime is 272468869. The next prime is 272468897. The reversal of 272468872 is 278864272.

It can be written as a sum of positive squares in 4 ways, for example, as 222427396 + 50041476 = 14914^2 + 7074^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5463 + ... + 23974.

Almost surely, 2272468872 is an apocalyptic number.

It is an amenable number.

272468872 is an abundant number, since it is smaller than the sum of its proper divisors (283909328).

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

272468872 is a wasteful number, since it uses less digits than its factorization.

272468872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29545 (or 29541 counting only the distinct ones).

The product of its digits is 602112, while the sum is 46.

The square root of 272468872 is about 16506.6311523581. The cubic root of 272468872 is about 648.2944414580.

The spelling of 272468872 in words is "two hundred seventy-two million, four hundred sixty-eight thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 13 26 52 89 104 178 356 712 1157 2314 4628 9256 29437 58874 117748 235496 382681 765362 1530724 2619893 3061448 5239786 10479572 20959144 34058609 68117218 136234436 272468872