Base | Representation |
---|---|
bin | 11111111111111… |
… | …11111000000101 |
3 | 200201002220112011 |
4 | 33333333320011 |
5 | 1022204404244 |
6 | 42345254221 |
7 | 6436442116 |
oct | 1777777005 |
9 | 621086464 |
10 | 268434949 |
11 | 128585172 |
12 | 75a94371 |
13 | 437c8663 |
14 | 2791820d |
15 | 18876434 |
hex | ffffe05 |
268434949 has 2 divisors, whose sum is σ = 268434950. Its totient is φ = 268434948.
The previous prime is 268434941. The next prime is 268434961. The reversal of 268434949 is 949434862.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 268369924 + 65025 = 16382^2 + 255^2 .
It is a cyclic number.
It is not a de Polignac number, because 268434949 - 23 = 268434941 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (268434941) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134217474 + 134217475.
It is an arithmetic number, because the mean of its divisors is an integer number (134217475).
Almost surely, 2268434949 is an apocalyptic number.
It is an amenable number.
268434949 is a deficient number, since it is larger than the sum of its proper divisors (1).
268434949 is an equidigital number, since it uses as much as digits as its factorization.
268434949 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1492992, while the sum is 49.
The square root of 268434949 is about 16383.9845275806. The cubic root of 268434949 is about 645.0791714206.
The spelling of 268434949 in words is "two hundred sixty-eight million, four hundred thirty-four thousand, nine hundred forty-nine".
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