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234830080 = 285183461
BaseRepresentation
bin11011111111100…
…11100100000000
3121100212121022101
431333303210000
5440104030310
635145120144
75551010542
oct1577634400
9540777271
10234830080
11110612351
1266789054
1339860914
142328b692
151593943a
hexdff3900

234830080 has 36 divisors (see below), whose sum is σ = 562494492. Its totient is φ = 93931520.

The previous prime is 234830059. The next prime is 234830087. The reversal of 234830080 is 80038432.

It can be written as a sum of positive squares in 2 ways, for example, as 134189056 + 100641024 = 11584^2 + 10032^2 .

It is not an unprimeable number, because it can be changed into a prime (234830087) 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, 90451 + ... + 93010.

It is an arithmetic number, because the mean of its divisors is an integer number (15624847).

Almost surely, 2234830080 is an apocalyptic number.

234830080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234830080 is an abundant number, since it is smaller than the sum of its proper divisors (327664412).

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

234830080 is an equidigital number, since it uses as much as digits as its factorization.

234830080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183482 (or 183468 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 234830080 is about 15324.1665352475. The cubic root of 234830080 is about 616.9518090457.

The spelling of 234830080 in words is "two hundred thirty-four million, eight hundred thirty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 183461 366922 733844 917305 1467688 1834610 2935376 3669220 5870752 7338440 11741504 14676880 23483008 29353760 46966016 58707520 117415040 234830080