Base | Representation |
---|---|
bin | 111001101010… |
… | …0011110000011 |
3 | 2002212212022120 |
4 | 1303110132003 |
5 | 30214333103 |
6 | 2555535323 |
7 | 514645200 |
oct | 163243603 |
9 | 62785276 |
10 | 30230403 |
11 | 16078605 |
12 | a15a543 |
13 | 6355b18 |
14 | 402cca7 |
15 | 29c2253 |
hex | 1cd4783 |
30230403 has 24 divisors (see below), whose sum is σ = 49650192. Its totient is φ = 16257024.
The previous prime is 30230399. The next prime is 30230413. The reversal of 30230403 is 30403203.
It is not a de Polignac number, because 30230403 - 22 = 30230399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30230413) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 3550 + ... + 8547.
It is an arithmetic number, because the mean of its divisors is an integer number (2068758).
Almost surely, 230230403 is an apocalyptic number.
30230403 is a deficient number, since it is larger than the sum of its proper divisors (19419789).
30230403 is a wasteful number, since it uses less digits than its factorization.
30230403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12131 (or 12124 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 15.
The square root of 30230403 is about 5498.2181659152. The cubic root of 30230403 is about 311.5166847100.
Adding to 30230403 its reverse (30403203), we get a palindrome (60633606).
The spelling of 30230403 in words is "thirty million, two hundred thirty thousand, four hundred three".
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