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230245474 = 2712336959
BaseRepresentation
bin11011011100101…
…00010001100010
3121001020200102011
431232110101202
5432420323344
634502543134
75464024414
oct1556242142
9531220364
10230245474
11108a70918
1265137aaa
1338916c34
14228169b4
1515330d34
hexdb94462

230245474 has 16 divisors (see below), whose sum is σ = 351786240. Its totient is φ = 112997920.

The previous prime is 230245453. The next prime is 230245511. The reversal of 230245474 is 474542032.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29607 + ... + 36565.

It is an arithmetic number, because the mean of its divisors is an integer number (21986640).

Almost surely, 2230245474 is an apocalyptic number.

230245474 is a deficient number, since it is larger than the sum of its proper divisors (121540766).

230245474 is a wasteful number, since it uses less digits than its factorization.

230245474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7265.

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 230245474 is about 15173.8417679901. The cubic root of 230245474 is about 612.9104611761.

The spelling of 230245474 in words is "two hundred thirty million, two hundred forty-five thousand, four hundred seventy-four".

Divisors: 1 2 71 142 233 466 6959 13918 16543 33086 494089 988178 1621447 3242894 115122737 230245474