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230734488 = 23331310127
BaseRepresentation
bin11011100000010…
…11101010011000
3121002011112012210
431300023222120
5433032000423
634521235120
75501132205
oct1560135230
9532145183
10230734488
11109275266
1265332aa0
1338a586aa
1422902cac
15153cab93
hexdc0ba98

230734488 has 32 divisors (see below), whose sum is σ = 595445760. Its totient is φ = 74430240.

The previous prime is 230734453. The next prime is 230734507. The reversal of 230734488 is 884437032.

It is a congruent 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, 154320 + ... + 155807.

It is an arithmetic number, because the mean of its divisors is an integer number (18607680).

Almost surely, 2230734488 is an apocalyptic number.

It is an amenable number.

230734488 is an abundant number, since it is smaller than the sum of its proper divisors (364711272).

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

230734488 is a wasteful number, since it uses less digits than its factorization.

230734488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310167 (or 310163 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 230734488 is about 15189.9469386828. The cubic root of 230734488 is about 613.3440706480.

The spelling of 230734488 in words is "two hundred thirty million, seven hundred thirty-four thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 310127 620254 930381 1240508 1860762 2481016 3721524 7443048 9613937 19227874 28841811 38455748 57683622 76911496 115367244 230734488