Base | Representation |
---|---|
bin | 1101011001111110011… |
… | …0110100100111100110 |
3 | 211000110202211002111221 |
4 | 3112133212310213212 |
5 | 12233134110133110 |
6 | 253445312250554 |
7 | 22432215243466 |
oct | 3263746644746 |
9 | 730422732457 |
10 | 230311021030 |
11 | 89746626a02 |
12 | 38776840a5a |
13 | 18944c7058c |
14 | b20b96bba6 |
15 | 5ece5377da |
hex | 359f9b49e6 |
230311021030 has 32 divisors (see below), whose sum is σ = 434823002496. Its totient is φ = 87727434624.
The previous prime is 230311020959. The next prime is 230311021037. The reversal of 230311021030 is 30120113032.
It is a super-2 number, since 2×2303110210302 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 230311020995 and 230311021013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230311021037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6604549 + ... + 6639328.
It is an arithmetic number, because the mean of its divisors is an integer number (13588218828).
Almost surely, 2230311021030 is an apocalyptic number.
230311021030 is a deficient number, since it is larger than the sum of its proper divisors (204511981466).
230311021030 is a wasteful number, since it uses less digits than its factorization.
230311021030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13243968.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 230311021030 its reverse (30120113032), we get a palindrome (260431134062).
The spelling of 230311021030 in words is "two hundred thirty billion, three hundred eleven million, twenty-one thousand, thirty".
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