Base | Representation |
---|---|
bin | 10000000010001… |
… | …000001110010110 |
3 | 200202011021121122 |
4 | 100002020032112 |
5 | 1022330242210 |
6 | 42405243542 |
7 | 6444256256 |
oct | 2002101626 |
9 | 622137548 |
10 | 268993430 |
11 | 128926822 |
12 | 761035b2 |
13 | 43962914 |
14 | 27a21966 |
15 | 18936b55 |
hex | 10088396 |
268993430 has 16 divisors (see below), whose sum is σ = 484457760. Its totient is φ = 107537472.
The previous prime is 268993429. The next prime is 268993433. The reversal of 268993430 is 34399862.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268993433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14426 + ... + 27314.
It is an arithmetic number, because the mean of its divisors is an integer number (30278610).
Almost surely, 2268993430 is an apocalyptic number.
268993430 is a deficient number, since it is larger than the sum of its proper divisors (215464330).
268993430 is a wasteful number, since it uses less digits than its factorization.
268993430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14983.
The product of its (nonzero) digits is 279936, while the sum is 44.
The square root of 268993430 is about 16401.0191756488. The cubic root of 268993430 is about 645.5262256089.
The spelling of 268993430 in words is "two hundred sixty-eight million, nine hundred ninety-three thousand, four hundred thirty".
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