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230065630 = 2537621799
BaseRepresentation
bin11011011011010…
…00010111011110
3121000220112201021
431231220113132
5432344100010
634455034354
75462345164
oct1555502736
9530815637
10230065630
11108958793
126506b9ba
1338883112
14227ab234
15152e78da
hexdb685de

230065630 has 16 divisors (see below), whose sum is σ = 425311200. Its totient is φ = 89538912.

The previous prime is 230065621. The next prime is 230065669. The reversal of 230065630 is 36560032.

230065630 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 230065595 and 230065604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310530 + ... + 311269.

It is an arithmetic number, because the mean of its divisors is an integer number (26581950).

Almost surely, 2230065630 is an apocalyptic number.

230065630 is a deficient number, since it is larger than the sum of its proper divisors (195245570).

230065630 is a wasteful number, since it uses less digits than its factorization.

230065630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621843.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 230065630 is about 15167.9144907927. The cubic root of 230065630 is about 612.7508388114.

The spelling of 230065630 in words is "two hundred thirty million, sixty-five thousand, six hundred thirty".

Divisors: 1 2 5 10 37 74 185 370 621799 1243598 3108995 6217990 23006563 46013126 115032815 230065630