Base | Representation |
---|---|
bin | 111010000110… |
… | …110000011001 |
3 | 1001122212102002 |
4 | 322012300121 |
5 | 12344411100 |
6 | 1302250345 |
7 | 243320144 |
oct | 72066031 |
9 | 31585362 |
10 | 15232025 |
11 | 8664056 |
12 | 51269b5 |
13 | 3204143 |
14 | 204705b |
15 | 150d2d5 |
hex | e86c19 |
15232025 has 12 divisors (see below), whose sum is σ = 19035984. Its totient is φ = 12090000.
The previous prime is 15232001. The next prime is 15232031. The reversal of 15232025 is 52023251.
It is not a de Polignac number, because 15232025 - 210 = 15231001 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 15231988 and 15232006.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 950 + ... + 5600.
It is an arithmetic number, because the mean of its divisors is an integer number (1586332).
Almost surely, 215232025 is an apocalyptic number.
It is an amenable number.
15232025 is a deficient number, since it is larger than the sum of its proper divisors (3803959).
15232025 is a wasteful number, since it uses less digits than its factorization.
15232025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4792 (or 4787 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 15232025 is about 3902.8226964596. The cubic root of 15232025 is about 247.8863130066.
Adding to 15232025 its reverse (52023251), we get a palindrome (67255276).
The spelling of 15232025 in words is "fifteen million, two hundred thirty-two thousand, twenty-five".
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