Base | Representation |
---|---|
bin | 111001110101… |
… | …1100100011111 |
3 | 2010001200010000 |
4 | 1303223210133 |
5 | 30230400043 |
6 | 3001545343 |
7 | 515521101 |
oct | 163534437 |
9 | 63050100 |
10 | 30325023 |
11 | 16132703 |
12 | a1a5253 |
13 | 6389c01 |
14 | 4055571 |
15 | 29e02d3 |
hex | 1ceb91f |
30325023 has 20 divisors (see below), whose sum is σ = 45947088. Its totient is φ = 19928160.
The previous prime is 30324989. The next prime is 30325027. The reversal of 30325023 is 32052303.
It is not a de Polignac number, because 30325023 - 214 = 30308639 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30324987 and 30325005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30325027) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3115 + ... + 8387.
Almost surely, 230325023 is an apocalyptic number.
30325023 is a deficient number, since it is larger than the sum of its proper divisors (15622065).
30325023 is an equidigital number, since it uses as much as digits as its factorization.
30325023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5356 (or 5347 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 18.
The square root of 30325023 is about 5506.8160492248. The cubic root of 30325023 is about 311.8413579587.
Adding to 30325023 its reverse (32052303), we get a palindrome (62377326).
The spelling of 30325023 in words is "thirty million, three hundred twenty-five thousand, twenty-three".
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