Base | Representation |
---|---|
bin | 110000010010… |
… | …1101001101100 |
3 | 1202122101120102 |
4 | 1200211221230 |
5 | 22440220134 |
6 | 2302410232 |
7 | 425134241 |
oct | 140455154 |
9 | 52571512 |
10 | 25320044 |
11 | 13324362 |
12 | 8590978 |
13 | 5326a99 |
14 | 35115c8 |
15 | 235237e |
hex | 1825a6c |
25320044 has 12 divisors (see below), whose sum is σ = 44352168. Its totient is φ = 12648000.
The previous prime is 25320041. The next prime is 25320047. The reversal of 25320044 is 44002352.
It is an interprime number because it is at equal distance from previous prime (25320041) and next prime (25320047).
It is a super-2 number, since 2×253200442 = 1282209256323872, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25319998 and 25320025.
It is not an unprimeable number, because it can be changed into a prime (25320041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3119 + ... + 7769.
It is an arithmetic number, because the mean of its divisors is an integer number (3696014).
Almost surely, 225320044 is an apocalyptic number.
It is an amenable number.
25320044 is a deficient number, since it is larger than the sum of its proper divisors (19032124).
25320044 is a wasteful number, since it uses less digits than its factorization.
25320044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6016 (or 6014 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 20.
The square root of 25320044 is about 5031.9026222692. The cubic root of 25320044 is about 293.6442393375.
Adding to 25320044 its reverse (44002352), we get a palindrome (69322396).
The spelling of 25320044 in words is "twenty-five million, three hundred twenty thousand, forty-four".
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