Base | Representation |
---|---|
bin | 11011011101101… |
… | …10011100000101 |
3 | 121001111210101002 |
4 | 31232312130011 |
5 | 432434313123 |
6 | 34505543045 |
7 | 5465146406 |
oct | 1556663405 |
9 | 531453332 |
10 | 230385413 |
11 | 109056a75 |
12 | 651a4a85 |
13 | 3896583b |
14 | 228519ad |
15 | 1535c528 |
hex | dbb6705 |
230385413 has 2 divisors, whose sum is σ = 230385414. Its totient is φ = 230385412.
The previous prime is 230385403. The next prime is 230385433. The reversal of 230385413 is 314583032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 200987329 + 29398084 = 14177^2 + 5422^2 .
It is a cyclic number.
It is not a de Polignac number, because 230385413 - 28 = 230385157 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230385403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115192706 + 115192707.
It is an arithmetic number, because the mean of its divisors is an integer number (115192707).
Almost surely, 2230385413 is an apocalyptic number.
It is an amenable number.
230385413 is a deficient number, since it is larger than the sum of its proper divisors (1).
230385413 is an equidigital number, since it uses as much as digits as its factorization.
230385413 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 230385413 is about 15178.4522597003. The cubic root of 230385413 is about 613.0346079616.
The spelling of 230385413 in words is "two hundred thirty million, three hundred eighty-five thousand, four hundred thirteen".
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