Base | Representation |
---|---|
bin | 10111110111100001010101 |
3 | 102202212121120 |
4 | 113313201111 |
5 | 3100203400 |
6 | 342034153 |
7 | 104116116 |
oct | 27674125 |
9 | 12685546 |
10 | 6256725 |
11 | 3593852 |
12 | 2118959 |
13 | 13b0b07 |
14 | b8c20d |
15 | 838ca0 |
hex | 5f7855 |
6256725 has 12 divisors (see below), whose sum is σ = 10344576. Its totient is φ = 3336880.
The previous prime is 6256693. The next prime is 6256727. The reversal of 6256725 is 5276526.
It is not a de Polignac number, because 6256725 - 25 = 6256693 is a prime.
It is a super-3 number, since 3×62567253 (a number of 21 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.
It is a d-powerful number, because it can be written as 66 + 24 + 56 + 66 + 73 + 222 + 59 .
It is a Curzon number.
6256725 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6256727) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41637 + ... + 41786.
It is an arithmetic number, because the mean of its divisors is an integer number (862048).
Almost surely, 26256725 is an apocalyptic number.
It is an amenable number.
6256725 is a deficient number, since it is larger than the sum of its proper divisors (4087851).
6256725 is a wasteful number, since it uses less digits than its factorization.
6256725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83436 (or 83431 counting only the distinct ones).
The product of its digits is 25200, while the sum is 33.
The square root of 6256725 is about 2501.3446383895. The cubic root of 6256725 is about 184.2676182150.
The spelling of 6256725 in words is "six million, two hundred fifty-six thousand, seven hundred twenty-five".
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