Base | Representation |
---|---|
bin | 11011011110111… |
… | …10111001011101 |
3 | 121001211012200212 |
4 | 31233132321131 |
5 | 433010114013 |
6 | 34513302205 |
7 | 5466436511 |
oct | 1557367135 |
9 | 531735625 |
10 | 230551133 |
11 | 10915a52a |
12 | 65264965 |
13 | 389c30b7 |
14 | 22896141 |
15 | 153916a8 |
hex | dbdee5d |
230551133 has 2 divisors, whose sum is σ = 230551134. Its totient is φ = 230551132.
The previous prime is 230551109. The next prime is 230551141. The reversal of 230551133 is 331155032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 182844484 + 47706649 = 13522^2 + 6907^2 .
It is a cyclic number.
It is not a de Polignac number, because 230551133 - 210 = 230550109 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230551099 and 230551108.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230551193) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115275566 + 115275567.
It is an arithmetic number, because the mean of its divisors is an integer number (115275567).
Almost surely, 2230551133 is an apocalyptic number.
It is an amenable number.
230551133 is a deficient number, since it is larger than the sum of its proper divisors (1).
230551133 is an equidigital number, since it uses as much as digits as its factorization.
230551133 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1350, while the sum is 23.
The square root of 230551133 is about 15183.9103329808. The cubic root of 230551133 is about 613.1815613424.
The spelling of 230551133 in words is "two hundred thirty million, five hundred fifty-one thousand, one hundred thirty-three".
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