Base | Representation |
---|---|
bin | 11011010111000… |
… | …01101000101001 |
3 | 120222212111200222 |
4 | 31223201220221 |
5 | 432223420034 |
6 | 34435135425 |
7 | 5454556232 |
oct | 1553415051 |
9 | 528774628 |
10 | 229513769 |
11 | 108611101 |
12 | 64a44575 |
13 | 3871bb84 |
14 | 226a6089 |
15 | 1523912e |
hex | dae1a29 |
229513769 has 2 divisors, whose sum is σ = 229513770. Its totient is φ = 229513768.
The previous prime is 229513751. The next prime is 229513799. The reversal of 229513769 is 967315922.
229513769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 179881744 + 49632025 = 13412^2 + 7045^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-229513769 is a prime.
It is a super-2 number, since 2×2295137692 = 105353140321170722, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (229513729) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114756884 + 114756885.
It is an arithmetic number, because the mean of its divisors is an integer number (114756885).
Almost surely, 2229513769 is an apocalyptic number.
It is an amenable number.
229513769 is a deficient number, since it is larger than the sum of its proper divisors (1).
229513769 is an equidigital number, since it uses as much as digits as its factorization.
229513769 is an evil number, because the sum of its binary digits is even.
The product of its digits is 204120, while the sum is 44.
The square root of 229513769 is about 15149.7118454445. The cubic root of 229513769 is about 612.2605091188.
The spelling of 229513769 in words is "two hundred twenty-nine million, five hundred thirteen thousand, seven hundred sixty-nine".
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