Base | Representation |
---|---|
bin | 11011001010110011111 |
3 | 1200020020000 |
4 | 3121112133 |
5 | 211442041 |
6 | 31025343 |
7 | 10365354 |
oct | 3312637 |
9 | 1606200 |
10 | 890271 |
11 | 558968 |
12 | 36b253 |
13 | 2522b5 |
14 | 19262b |
15 | 128bb6 |
hex | d959f |
890271 has 20 divisors (see below), whose sum is σ = 1379400. Its totient is φ = 571536.
The previous prime is 890237. The next prime is 890287. The reversal of 890271 is 172098.
It is not a de Polignac number, because 890271 - 210 = 889247 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
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 (13) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2160 + ... + 2538.
It is an arithmetic number, because the mean of its divisors is an integer number (68970).
2890271 is an apocalyptic number.
890271 is a gapful number since it is divisible by the number (81) formed by its first and last digit.
890271 is a deficient number, since it is larger than the sum of its proper divisors (489129).
890271 is a wasteful number, since it uses less digits than its factorization.
890271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420 (or 411 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 890271 is about 943.5417319865. The cubic root of 890271 is about 96.1997792766.
The spelling of 890271 in words is "eight hundred ninety thousand, two hundred seventy-one".
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