Base | Representation |
---|---|
bin | 10000000001000… |
… | …011100000100111 |
3 | 200201121222112101 |
4 | 100001003200213 |
5 | 1022242240400 |
6 | 42355232531 |
7 | 6442004560 |
oct | 2001034047 |
9 | 621558471 |
10 | 268711975 |
11 | 128754314 |
12 | 75ba8747 |
13 | 4389478c |
14 | 2798b167 |
15 | 188cd56a |
hex | 10043827 |
268711975 has 12 divisors (see below), whose sum is σ = 380803504. Its totient is φ = 184259520.
The previous prime is 268711973. The next prime is 268711987. The reversal of 268711975 is 579117862.
It is a happy number.
It is not a de Polignac number, because 268711975 - 21 = 268711973 is a prime.
It is a super-2 number, since 2×2687119752 = 144412251016801250, which contains 22 as substring.
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268711973) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 767574 + ... + 767923.
Almost surely, 2268711975 is an apocalyptic number.
268711975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
268711975 is a deficient number, since it is larger than the sum of its proper divisors (112091529).
268711975 is a wasteful number, since it uses less digits than its factorization.
268711975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1535514 (or 1535509 counting only the distinct ones).
The product of its digits is 211680, while the sum is 46.
The square root of 268711975 is about 16392.4365181019. The cubic root of 268711975 is about 645.3010032698.
The spelling of 268711975 in words is "two hundred sixty-eight million, seven hundred eleven thousand, nine hundred seventy-five".
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