Base | Representation |
---|---|
bin | 110000010101… |
… | …1100000000001 |
3 | 1202200121102201 |
4 | 1200223200001 |
5 | 22442002001 |
6 | 2303113201 |
7 | 425264134 |
oct | 140534001 |
9 | 52617381 |
10 | 25344001 |
11 | 13340361 |
12 | 85a2801 |
13 | 5334967 |
14 | 351a21b |
15 | 2359501 |
hex | 182b801 |
25344001 has 4 divisors (see below), whose sum is σ = 26029012. Its totient is φ = 24658992.
The previous prime is 25343987. The next prime is 25344013. The reversal of 25344001 is 10044352.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 18054001 + 7290000 = 4249^2 + 2700^2 .
It is a cyclic number.
It is not a de Polignac number, because 25344001 - 27 = 25343873 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25344001.
It is not an unprimeable number, because it can be changed into a prime (25344101) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342450 + ... + 342523.
It is an arithmetic number, because the mean of its divisors is an integer number (6507253).
Almost surely, 225344001 is an apocalyptic number.
It is an amenable number.
25344001 is a deficient number, since it is larger than the sum of its proper divisors (685011).
25344001 is an equidigital number, since it uses as much as digits as its factorization.
25344001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685010.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 25344001 is about 5034.2825705357. The cubic root of 25344001 is about 293.7368223453.
Adding to 25344001 its reverse (10044352), we get a palindrome (35388353).
The spelling of 25344001 in words is "twenty-five million, three hundred forty-four thousand, one".
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