Base | Representation |
---|---|
bin | 101101110111… |
… | …111001010001 |
3 | 211121221210010 |
4 | 231313321101 |
5 | 11034303200 |
6 | 1105425133 |
7 | 204133356 |
oct | 55677121 |
9 | 24557703 |
10 | 12025425 |
11 | 6873975 |
12 | 403b1a9 |
13 | 2650749 |
14 | 185062d |
15 | 10c8150 |
hex | b77e51 |
12025425 has 24 divisors (see below), whose sum is σ = 20078080. Its totient is φ = 6350400.
The previous prime is 12025421. The next prime is 12025441. The reversal of 12025425 is 52452021.
It is a happy number.
It is not a de Polignac number, because 12025425 - 22 = 12025421 is a prime.
It is a super-2 number, since 2×120254252 = 289221692861250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12025421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7440 + ... + 8910.
Almost surely, 212025425 is an apocalyptic number.
12025425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12025425 is a deficient number, since it is larger than the sum of its proper divisors (8052655).
12025425 is a wasteful number, since it uses less digits than its factorization.
12025425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1593 (or 1588 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 21.
The square root of 12025425 is about 3467.7694560048. The cubic root of 12025425 is about 229.1044253375.
Adding to 12025425 its reverse (52452021), we get a palindrome (64477446).
The spelling of 12025425 in words is "twelve million, twenty-five thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •