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230310222 = 23316718481
BaseRepresentation
bin11011011101001…
…00000101001110
3121001100222020020
431232210011032
5432424411342
634504203010
75464414242
oct1556440516
9531328206
10230310222
1110900552a
1265169466
133893a54c
1422832422
15153450ec
hexdba414e

230310222 has 32 divisors (see below), whose sum is σ = 482601984. Its totient is φ = 73180800.

The previous prime is 230310221. The next prime is 230310239. The reversal of 230310222 is 222013032.

230310222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230310221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3222 + ... + 21702.

It is an arithmetic number, because the mean of its divisors is an integer number (15081312).

Almost surely, 2230310222 is an apocalyptic number.

230310222 is an abundant number, since it is smaller than the sum of its proper divisors (252291762).

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

230310222 is a wasteful number, since it uses less digits than its factorization.

230310222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18584.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 230310222 is about 15175.9751581241. The cubic root of 230310222 is about 612.9679085698.

Adding to 230310222 its reverse (222013032), we get a palindrome (452323254).

The spelling of 230310222 in words is "two hundred thirty million, three hundred ten thousand, two hundred twenty-two".

Divisors: 1 2 3 6 31 62 67 93 134 186 201 402 2077 4154 6231 12462 18481 36962 55443 110886 572911 1145822 1238227 1718733 2476454 3437466 3714681 7429362 38385037 76770074 115155111 230310222