Base | Representation |
---|---|
bin | 10111100101011000… |
… | …011001010110010001 |
3 | 2102100211002120101011 |
4 | 113211120121112101 |
5 | 403330220323400 |
6 | 15344444210521 |
7 | 1554350524621 |
oct | 274530312621 |
9 | 72324076334 |
10 | 25323214225 |
11 | a815326721 |
12 | 4aa8839a41 |
13 | 25074a173a |
14 | 1323280881 |
15 | 9d32698ba |
hex | 5e5619591 |
25323214225 has 12 divisors (see below), whose sum is σ = 31403652364. Its totient is φ = 20256721920.
The previous prime is 25323214181. The next prime is 25323214243. The reversal of 25323214225 is 52241232352.
It can be written as a sum of positive squares in 6 ways, for example, as 103550976 + 25219663249 = 10176^2 + 158807^2 .
It is not a de Polignac number, because 25323214225 - 27 = 25323214097 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277537 + ... + 357313.
Almost surely, 225323214225 is an apocalyptic number.
25323214225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25323214225 is a deficient number, since it is larger than the sum of its proper divisors (6080438139).
25323214225 is a wasteful number, since it uses less digits than its factorization.
25323214225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92484 (or 92479 counting only the distinct ones).
The product of its digits is 28800, while the sum is 31.
Adding to 25323214225 its reverse (52241232352), we get a palindrome (77564446577).
The spelling of 25323214225 in words is "twenty-five billion, three hundred twenty-three million, two hundred fourteen thousand, two hundred twenty-five".
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