Base | Representation |
---|---|
bin | 10000000001111… |
… | …000110000000001 |
3 | 200202001001200012 |
4 | 100001320300001 |
5 | 1022321230144 |
6 | 42404034305 |
7 | 6443603423 |
oct | 2001706001 |
9 | 622031605 |
10 | 268930049 |
11 | 128893143 |
12 | 76092995 |
13 | 4393cb0b |
14 | 27a06813 |
15 | 18922e9e |
hex | 10078c01 |
268930049 has 2 divisors, whose sum is σ = 268930050. Its totient is φ = 268930048.
The previous prime is 268929989. The next prime is 268930061. The reversal of 268930049 is 940039862.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 263477824 + 5452225 = 16232^2 + 2335^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-268930049 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 268929988 and 268930015.
It is not a weakly prime, because it can be changed into another prime (268930349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134465024 + 134465025.
It is an arithmetic number, because the mean of its divisors is an integer number (134465025).
Almost surely, 2268930049 is an apocalyptic number.
It is an amenable number.
268930049 is a deficient number, since it is larger than the sum of its proper divisors (1).
268930049 is an equidigital number, since it uses as much as digits as its factorization.
268930049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 268930049 is about 16399.0868343332. The cubic root of 268930049 is about 645.4755213822.
The spelling of 268930049 in words is "two hundred sixty-eight million, nine hundred thirty thousand, forty-nine".
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