Base | Representation |
---|---|
bin | 10000000001101… |
… | …100011000001111 |
3 | 200201221111011101 |
4 | 100001230120033 |
5 | 1022313120000 |
6 | 42403003531 |
7 | 6443302612 |
oct | 2001543017 |
9 | 621844141 |
10 | 268879375 |
11 | 128859066 |
12 | 760695a7 |
13 | 43922a2b |
14 | 279d2179 |
15 | 18912e6a |
hex | 1006c60f |
268879375 has 20 divisors (see below), whose sum is σ = 341059576. Its totient is φ = 211860000.
The previous prime is 268879349. The next prime is 268879381. The reversal of 268879375 is 573978862.
It is not a de Polignac number, because 268879375 - 215 = 268846607 is a prime.
It is a super-2 number, since 2×2688793752 = 144592236600781250, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 38665 + ... + 45085.
Almost surely, 2268879375 is an apocalyptic number.
268879375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
268879375 is a deficient number, since it is larger than the sum of its proper divisors (72180201).
268879375 is an frugal number, since it uses more digits than its factorization.
268879375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6508 (or 6493 counting only the distinct ones).
The product of its digits is 5080320, while the sum is 55.
The square root of 268879375 is about 16397.5417364921. The cubic root of 268879375 is about 645.4349769094.
The spelling of 268879375 in words is "two hundred sixty-eight million, eight hundred seventy-nine thousand, three hundred seventy-five".
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