Base | Representation |
---|---|
bin | 110000010101… |
… | …1010001000101 |
3 | 1202200120010022 |
4 | 1200223101011 |
5 | 22441434140 |
6 | 2303104525 |
7 | 425261300 |
oct | 140532105 |
9 | 52616108 |
10 | 25343045 |
11 | 1333a672 |
12 | 85a2145 |
13 | 53343b0 |
14 | 3519b37 |
15 | 23590b5 |
hex | 182b445 |
25343045 has 48 divisors (see below), whose sum is σ = 38974320. Its totient is φ = 15676416.
The previous prime is 25343009. The next prime is 25343051. The reversal of 25343045 is 54034352.
It can be written as a sum of positive squares in 8 ways, for example, as 432964 + 24910081 = 658^2 + 4991^2 .
It is not a de Polignac number, because 25343045 - 214 = 25326661 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232451 + ... + 232559.
It is an arithmetic number, because the mean of its divisors is an integer number (811965).
Almost surely, 225343045 is an apocalyptic number.
It is an amenable number.
25343045 is a deficient number, since it is larger than the sum of its proper divisors (13631275).
25343045 is a wasteful number, since it uses less digits than its factorization.
25343045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214 (or 207 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 26.
The square root of 25343045 is about 5034.1876206594. The cubic root of 25343045 is about 293.7331289541.
Adding to 25343045 its reverse (54034352), we get a palindrome (79377397).
The spelling of 25343045 in words is "twenty-five million, three hundred forty-three thousand, forty-five".
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