Base | Representation |
---|---|
bin | 111001101010… |
… | …0011010001001 |
3 | 2002212211222022 |
4 | 1303110122021 |
5 | 30214331103 |
6 | 2555534225 |
7 | 514644362 |
oct | 163243211 |
9 | 62784868 |
10 | 30230153 |
11 | 160783a8 |
12 | a15a375 |
13 | 6355985 |
14 | 402cb69 |
15 | 29c2138 |
hex | 1cd4689 |
30230153 has 2 divisors, whose sum is σ = 30230154. Its totient is φ = 30230152.
The previous prime is 30230141. The next prime is 30230183. The reversal of 30230153 is 35103203.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26337424 + 3892729 = 5132^2 + 1973^2 .
It is a cyclic number.
It is not a de Polignac number, because 30230153 - 26 = 30230089 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (30230183) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15115076 + 15115077.
It is an arithmetic number, because the mean of its divisors is an integer number (15115077).
Almost surely, 230230153 is an apocalyptic number.
It is an amenable number.
30230153 is a deficient number, since it is larger than the sum of its proper divisors (1).
30230153 is an equidigital number, since it uses as much as digits as its factorization.
30230153 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 270, while the sum is 17.
The square root of 30230153 is about 5498.1954312301. The cubic root of 30230153 is about 311.5158259786.
Adding to 30230153 its reverse (35103203), we get a palindrome (65333356).
The spelling of 30230153 in words is "thirty million, two hundred thirty thousand, one hundred fifty-three".
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