Base | Representation |
---|---|
bin | 11111111110011… |
… | …00010010001001 |
3 | 200200201011122100 |
4 | 33333030102021 |
5 | 1022131124000 |
6 | 42340544013 |
7 | 6434602035 |
oct | 1777142211 |
9 | 620634570 |
10 | 268223625 |
11 | 12845041a |
12 | 759b2009 |
13 | 43753407 |
14 | 278a11c5 |
15 | 18833a00 |
hex | ffcc489 |
268223625 has 48 divisors (see below), whose sum is σ = 499180032. Its totient is φ = 138420000.
The previous prime is 268223621. The next prime is 268223633. The reversal of 268223625 is 526322862.
268223625 is a `hidden beast` number, since 2 + 6 + 8 + 2 + 23 + 625 = 666.
It is not a de Polignac number, because 268223625 - 22 = 268223621 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 268223625.
It is not an unprimeable number, because it can be changed into a prime (268223621) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31030 + ... + 38720.
It is an arithmetic number, because the mean of its divisors is an integer number (10399584).
Almost surely, 2268223625 is an apocalyptic number.
268223625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
268223625 is a deficient number, since it is larger than the sum of its proper divisors (230956407).
268223625 is a wasteful number, since it uses less digits than its factorization.
268223625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7743 (or 7730 counting only the distinct ones).
The product of its digits is 69120, while the sum is 36.
The square root of 268223625 is about 16377.5341550552. The cubic root of 268223625 is about 644.9098485864.
The spelling of 268223625 in words is "two hundred sixty-eight million, two hundred twenty-three thousand, six hundred twenty-five".
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