Base | Representation |
---|---|
bin | 11011011101000… |
… | …11111011000100 |
3 | 121001100221100011 |
4 | 31232203323010 |
5 | 432424401242 |
6 | 34504200004 |
7 | 5464412323 |
oct | 1556437304 |
9 | 531327304 |
10 | 230309572 |
11 | 109004a99 |
12 | 65169004 |
13 | 3893a16c |
14 | 228320ba |
15 | 15344d17 |
hex | dba3ec4 |
230309572 has 12 divisors (see below), whose sum is σ = 407570940. Its totient is φ = 113860736.
The previous prime is 230309551. The next prime is 230309581. The reversal of 230309572 is 275903032.
It can be written as a sum of positive squares in 2 ways, for example, as 54375876 + 175933696 = 7374^2 + 13264^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323113 + ... + 323824.
It is an arithmetic number, because the mean of its divisors is an integer number (33964245).
Almost surely, 2230309572 is an apocalyptic number.
It is an amenable number.
230309572 is a deficient number, since it is larger than the sum of its proper divisors (177261368).
230309572 is a wasteful number, since it uses less digits than its factorization.
230309572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 647030 (or 647028 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 31.
The square root of 230309572 is about 15175.9537426812. The cubic root of 230309572 is about 612.9673319135.
The spelling of 230309572 in words is "two hundred thirty million, three hundred nine thousand, five hundred seventy-two".
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