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230656608 = 25327132677
BaseRepresentation
bin11011011111110…
…00101001100000
3121002000120101100
431233320221200
5433022002413
634515434400
75500356150
oct1557705140
9532016340
10230656608
111092217a6
12652b5a00
1338a2c100
14228c2760
15153b2a73
hexdbf8a60

230656608 has 216 divisors, whose sum is σ = 812932848. Its totient is φ = 60742656.

The previous prime is 230656607. The next prime is 230656609. The reversal of 230656608 is 806656032.

It is an interprime number because it is at equal distance from previous prime (230656607) and next prime (230656609).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230656607) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 340366 + ... + 341042.

It is an arithmetic number, because the mean of its divisors is an integer number (3763578).

Almost surely, 2230656608 is an apocalyptic number.

230656608 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230656608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406466424).

230656608 is an abundant number, since it is smaller than the sum of its proper divisors (582276240).

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

230656608 is a wasteful number, since it uses less digits than its factorization.

230656608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726 (or 702 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 230656608 is about 15187.3831847359. The cubic root of 230656608 is about 613.2750553743.

The spelling of 230656608 in words is "two hundred thirty million, six hundred fifty-six thousand, six hundred eight".