Base | Representation |
---|---|
bin | 11111111110101… |
… | …11111101011011 |
3 | 200200210121020200 |
4 | 33333113331123 |
5 | 1022134141301 |
6 | 42341553243 |
7 | 6435161340 |
oct | 1777277533 |
9 | 620717220 |
10 | 268271451 |
11 | 128483348 |
12 | 75a15823 |
13 | 4376c106 |
14 | 278b47c7 |
15 | 18842c86 |
hex | ffd7f5b |
268271451 has 24 divisors (see below), whose sum is σ = 443339520. Its totient is φ = 153132336.
The previous prime is 268271447. The next prime is 268271467. The reversal of 268271451 is 154172862.
It is not a de Polignac number, because 268271451 - 22 = 268271447 is a prime.
It is not an unprimeable number, because it can be changed into a prime (268271401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79170 + ... + 82488.
It is an arithmetic number, because the mean of its divisors is an integer number (18472480).
Almost surely, 2268271451 is an apocalyptic number.
268271451 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
268271451 is a deficient number, since it is larger than the sum of its proper divisors (175068069).
268271451 is a wasteful number, since it uses less digits than its factorization.
268271451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4615 (or 4612 counting only the distinct ones).
The product of its digits is 26880, while the sum is 36.
The square root of 268271451 is about 16378.9941998891. The cubic root of 268271451 is about 644.9481768351.
The spelling of 268271451 in words is "two hundred sixty-eight million, two hundred seventy-one thousand, four hundred fifty-one".
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