Base | Representation |
---|---|
bin | 10000000001111… |
… | …000001110110101 |
3 | 200202000221202112 |
4 | 100001320032311 |
5 | 1022321143200 |
6 | 42404020405 |
7 | 6443564300 |
oct | 2001701665 |
9 | 622027675 |
10 | 268927925 |
11 | 128891592 |
12 | 76091705 |
13 | 4393bb66 |
14 | 27a05b37 |
15 | 18922535 |
hex | 100783b5 |
268927925 has 18 divisors (see below), whose sum is σ = 387916578. Its totient is φ = 184406880.
The previous prime is 268927921. The next prime is 268927931. The reversal of 268927925 is 529729862.
It can be written as a sum of positive squares in 3 ways, for example, as 76440049 + 192487876 = 8743^2 + 13874^2 .
It is not a de Polignac number, because 268927925 - 22 = 268927921 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268927921) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 108542 + ... + 110991.
It is an arithmetic number, because the mean of its divisors is an integer number (21550921).
Almost surely, 2268927925 is an apocalyptic number.
268927925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
268927925 is a deficient number, since it is larger than the sum of its proper divisors (118988653).
268927925 is a wasteful number, since it uses less digits than its factorization.
268927925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219557 (or 219545 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 50.
The square root of 268927925 is about 16399.0220745019. The cubic root of 268927925 is about 645.4738220635.
The spelling of 268927925 in words is "two hundred sixty-eight million, nine hundred twenty-seven thousand, nine hundred twenty-five".
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