Base | Representation |
---|---|
bin | 11111111110000… |
… | …00000110011101 |
3 | 200200121122012012 |
4 | 33333000012131 |
5 | 1022123024400 |
6 | 42335521005 |
7 | 6434303411 |
oct | 1777000635 |
9 | 620548165 |
10 | 268173725 |
11 | 128416986 |
12 | 75989165 |
13 | 437367a1 |
14 | 2788ad41 |
15 | 18823d35 |
hex | ffc019d |
268173725 has 12 divisors (see below), whose sum is σ = 352096884. Its totient is φ = 201918720.
The previous prime is 268173713. The next prime is 268173739. The reversal of 268173725 is 527371862.
It can be written as a sum of positive squares in 6 ways, for example, as 18344089 + 249829636 = 4283^2 + 15806^2 .
It is not a de Polignac number, because 268173725 - 24 = 268173709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 315074 + ... + 315923.
It is an arithmetic number, because the mean of its divisors is an integer number (29341407).
Almost surely, 2268173725 is an apocalyptic number.
268173725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
268173725 is a deficient number, since it is larger than the sum of its proper divisors (83923159).
268173725 is a wasteful number, since it uses less digits than its factorization.
268173725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 631024 (or 631019 counting only the distinct ones).
The product of its digits is 141120, while the sum is 41.
The square root of 268173725 is about 16376.0106558343. The cubic root of 268173725 is about 644.8698533557.
The spelling of 268173725 in words is "two hundred sixty-eight million, one hundred seventy-three thousand, seven hundred twenty-five".
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