Base | Representation |
---|---|
bin | 10000000001101… |
… | …100000100101101 |
3 | 200201221102110002 |
4 | 100001230010231 |
5 | 1022313100000 |
6 | 42402554045 |
7 | 6443266145 |
oct | 2001540455 |
9 | 621842402 |
10 | 268878125 |
11 | 12885812a |
12 | 76068925 |
13 | 439222a9 |
14 | 279d1925 |
15 | 189128d5 |
hex | 1006c12d |
268878125 has 24 divisors (see below), whose sum is σ = 339040800. Its totient is φ = 213210000.
The previous prime is 268878109. The next prime is 268878133. The reversal of 268878125 is 521878862.
It is not a de Polignac number, because 268878125 - 24 = 268878109 is a prime.
It is a super-2 number, since 2×2688781252 = 144590892207031250, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 268878125.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 434066 + ... + 434684.
It is an arithmetic number, because the mean of its divisors is an integer number (14126700).
Almost surely, 2268878125 is an apocalyptic number.
268878125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
268878125 is a deficient number, since it is larger than the sum of its proper divisors (70162675).
268878125 is an frugal number, since it uses more digits than its factorization.
268878125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 783 (or 763 counting only the distinct ones).
The product of its digits is 430080, while the sum is 47.
The square root of 268878125 is about 16397.5036209784. The cubic root of 268878125 is about 645.4339767150.
The spelling of 268878125 in words is "two hundred sixty-eight million, eight hundred seventy-eight thousand, one hundred twenty-five".
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