Base | Representation |
---|---|
bin | 1001011011101100010101 |
3 | 11122121221102 |
4 | 21123230111 |
5 | 1113111400 |
6 | 124555445 |
7 | 30006053 |
oct | 11335425 |
9 | 4577842 |
10 | 2472725 |
11 | 1439882 |
12 | 9b2b85 |
13 | 687668 |
14 | 4851d3 |
15 | 33c9d5 |
hex | 25bb15 |
2472725 has 6 divisors (see below), whose sum is σ = 3066210. Its totient is φ = 1978160.
The previous prime is 2472719. The next prime is 2472727. The reversal of 2472725 is 5272742.
It can be written as a sum of positive squares in 3 ways, for example, as 515524 + 1957201 = 718^2 + 1399^2 .
It is not a de Polignac number, because 2472725 - 28 = 2472469 is a prime.
It is a super-2 number, since 2×24727252 = 12228737851250, which contains 22 as substring.
It is a d-powerful number, because it can be written as 27 + 49 + 7 + 215 + 74 + 221 + 57 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2472727) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49430 + ... + 49479.
It is an arithmetic number, because the mean of its divisors is an integer number (511035).
22472725 is an apocalyptic number.
2472725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2472725 is a deficient number, since it is larger than the sum of its proper divisors (593485).
2472725 is an equidigital number, since it uses as much as digits as its factorization.
2472725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98919 (or 98914 counting only the distinct ones).
The product of its digits is 7840, while the sum is 29.
The square root of 2472725 is about 1572.4900635616. The cubic root of 2472725 is about 135.2255033119.
The spelling of 2472725 in words is "two million, four hundred seventy-two thousand, seven hundred twenty-five".
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