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230751330 = 23543178877
BaseRepresentation
bin11011100000011…
…11110001100010
3121002012101022120
431300033301202
5433033020310
634521445110
75501232255
oct1560176142
9532171276
10230751330
11109286987
1265340796
1338a63264
142290909c
15153d0b70
hexdc0fc62

230751330 has 32 divisors (see below), whose sum is σ = 566685504. Its totient is φ = 60102336.

The previous prime is 230751307. The next prime is 230751343. The reversal of 230751330 is 33157032.

230751330 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 230751330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88149 + ... + 90728.

It is an arithmetic number, because the mean of its divisors is an integer number (17708922).

Almost surely, 2230751330 is an apocalyptic number.

230751330 is an abundant number, since it is smaller than the sum of its proper divisors (335934174).

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

230751330 is a wasteful number, since it uses less digits than its factorization.

230751330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178930.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 230751330 is about 15190.5013083835. The cubic root of 230751330 is about 613.3589935573.

The spelling of 230751330 in words is "two hundred thirty million, seven hundred fifty-one thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 178877 357754 536631 894385 1073262 1788770 2683155 5366310 7691711 15383422 23075133 38458555 46150266 76917110 115375665 230751330