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230655276 = 2234711899
BaseRepresentation
bin11011011111110…
…00010100101100
3121002000111120000
431233320110230
5433021432101
634515424300
75500352235
oct1557702454
9532014500
10230655276
111092207a5
12652b5090
1338a2b617
14228c208c
15153b2486
hexdbf852c

230655276 has 30 divisors (see below), whose sum is σ = 602979300. Its totient is φ = 76884984.

The previous prime is 230655263. The next prime is 230655287. The reversal of 230655276 is 672556032.

It is a happy number.

230655276 is a `hidden beast` number, since 2 + 30 + 6 + 552 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 230655276.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 355626 + ... + 356273.

It is an arithmetic number, because the mean of its divisors is an integer number (20099310).

Almost surely, 2230655276 is an apocalyptic number.

It is an amenable number.

230655276 is an abundant number, since it is smaller than the sum of its proper divisors (372324024).

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

230655276 is a wasteful number, since it uses less digits than its factorization.

230655276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711915 (or 711904 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 230655276 is about 15187.3393324835. The cubic root of 230655276 is about 613.2738748547.

The spelling of 230655276 in words is "two hundred thirty million, six hundred fifty-five thousand, two hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 711899 1423798 2135697 2847596 4271394 6407091 8542788 12814182 19221273 25628364 38442546 57663819 76885092 115327638 230655276