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234268880 = 2452928361
BaseRepresentation
bin11011111011010…
…10100011010000
3121022211002111012
431331222203100
5434433101010
635125110052
75543152436
oct1575524320
9538732435
10234268880
1111026974a
1266558328
13396c5351
1423182d56
1515878005
hexdf6a8d0

234268880 has 20 divisors (see below), whose sum is σ = 544675332. Its totient is φ = 93707520.

The previous prime is 234268819. The next prime is 234268883. The reversal of 234268880 is 88862432.

It can be written as a sum of positive squares in 2 ways, for example, as 126607504 + 107661376 = 11252^2 + 10376^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234268883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464101 + ... + 1464260.

Almost surely, 2234268880 is an apocalyptic number.

234268880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234268880 is an abundant number, since it is smaller than the sum of its proper divisors (310406452).

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

234268880 is a wasteful number, since it uses less digits than its factorization.

234268880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928374 (or 2928368 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 234268880 is about 15305.8446353019. The cubic root of 234268880 is about 616.4599505169.

The spelling of 234268880 in words is "two hundred thirty-four million, two hundred sixty-eight thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2928361 5856722 11713444 14641805 23426888 29283610 46853776 58567220 117134440 234268880