Base | Representation |
---|---|
bin | 11011011101110111001 |
3 | 1200201121021 |
4 | 3123232321 |
5 | 212300100 |
6 | 31142441 |
7 | 10435660 |
oct | 3335671 |
9 | 1621537 |
10 | 900025 |
11 | 565225 |
12 | 374a21 |
13 | 256879 |
14 | 195dd7 |
15 | 12ba1a |
hex | dbbb9 |
900025 has 24 divisors (see below), whose sum is σ = 1319360. Its totient is φ = 596160.
The previous prime is 900019. The next prime is 900037. The reversal of 900025 is 520009.
It is not a de Polignac number, because 900025 - 215 = 867257 is a prime.
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 899981 and 900008.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6406 + ... + 6544.
2900025 is an apocalyptic number.
It is an amenable number.
900025 is a deficient number, since it is larger than the sum of its proper divisors (419335).
900025 is a wasteful number, since it uses less digits than its factorization.
900025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193 (or 188 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 16.
The square root of 900025 is about 948.6964741159. The cubic root of 900025 is about 96.5498324239.
Subtracting from 900025 its sum of digits (16), we obtain a palindrome (900009).
It can be divided in two parts, 9000 and 25, that added together give a square (9025 = 952).
The spelling of 900025 in words is "nine hundred thousand, twenty-five".
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