Base | Representation |
---|---|
bin | 11011001010101110001 |
3 | 1200020011022 |
4 | 3121111301 |
5 | 211441400 |
6 | 31025225 |
7 | 10365260 |
oct | 3312561 |
9 | 1606138 |
10 | 890225 |
11 | 558926 |
12 | 36b215 |
13 | 25227b |
14 | 1925d7 |
15 | 128b85 |
hex | d9571 |
890225 has 12 divisors (see below), whose sum is σ = 1261824. Its totient is φ = 610320.
The previous prime is 890221. The next prime is 890231. The reversal of 890225 is 522098.
It is not a de Polignac number, because 890225 - 22 = 890221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 890194 and 890203.
It is not an unprimeable number, because it can be changed into a prime (890221) by changing a digit.
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, 2369 + ... + 2718.
It is an arithmetic number, because the mean of its divisors is an integer number (105152).
2890225 is an apocalyptic number.
It is an amenable number.
890225 is a deficient number, since it is larger than the sum of its proper divisors (371599).
890225 is a wasteful number, since it uses less digits than its factorization.
890225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5104 (or 5099 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 890225 is about 943.5173554313. The cubic root of 890225 is about 96.1981223781.
The spelling of 890225 in words is "eight hundred ninety thousand, two hundred twenty-five".
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