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230960442 = 23128929863
BaseRepresentation
bin11011100010000…
…10110100111010
3121002121000011110
431301002310322
5433111213232
634530141150
75503063026
oct1561026472
9532530143
10230960442
11109409aa9
12654217b6
1338b074ab
1422961386
1515422acc
hexdc42d3a

230960442 has 16 divisors (see below), whose sum is σ = 462294720. Its totient is φ = 76924512.

The previous prime is 230960423. The next prime is 230960449. The reversal of 230960442 is 244069032.

230960442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (230960449) 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, 7198 + ... + 22665.

It is an arithmetic number, because the mean of its divisors is an integer number (28893420).

Almost surely, 2230960442 is an apocalyptic number.

230960442 is an abundant number, since it is smaller than the sum of its proper divisors (231334278).

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

230960442 is a wasteful number, since it uses less digits than its factorization.

230960442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31157.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 230960442 is about 15197.3827351949. The cubic root of 230960442 is about 613.5442174823.

The spelling of 230960442 in words is "two hundred thirty million, nine hundred sixty thousand, four hundred forty-two".

Divisors: 1 2 3 6 1289 2578 3867 7734 29863 59726 89589 179178 38493407 76986814 115480221 230960442