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230310244 = 22316918169
BaseRepresentation
bin11011011101001…
…00000101100100
3121001100222021001
431232210011210
5432424411434
634504203044
75464414303
oct1556440544
9531328231
10230310244
1110900554a
1265169484
133893a568
142283243a
1515345114
hexdba4164

230310244 has 12 divisors (see below), whose sum is σ = 403192300. Its totient is φ = 115112448.

The previous prime is 230310239. The next prime is 230310259. The reversal of 230310244 is 442013032.

It can be written as a sum of positive squares in 2 ways, for example, as 110670400 + 119639844 = 10520^2 + 10938^2 .

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 3 ways as a sum of consecutive naturals, for example, 3592 + ... + 21760.

Almost surely, 2230310244 is an apocalyptic number.

It is an amenable number.

230310244 is a deficient number, since it is larger than the sum of its proper divisors (172882056).

230310244 is a wasteful number, since it uses less digits than its factorization.

230310244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21342 (or 21340 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230310244 is about 15175.9758829540. The cubic root of 230310244 is about 612.9679280874.

Adding to 230310244 its reverse (442013032), we get a palindrome (672323276).

The spelling of 230310244 in words is "two hundred thirty million, three hundred ten thousand, two hundred forty-four".

Divisors: 1 2 4 3169 6338 12676 18169 36338 72676 57577561 115155122 230310244