Base | Representation |
---|---|
bin | 11001010111001110000 |
3 | 1120020001001 |
4 | 3022321300 |
5 | 203043323 |
6 | 25451344 |
7 | 10030666 |
oct | 3127160 |
9 | 1506031 |
10 | 831088 |
11 | 518455 |
12 | 340b54 |
13 | 23138b |
14 | 178c36 |
15 | 1163ad |
hex | cae70 |
831088 has 20 divisors (see below), whose sum is σ = 1626880. Its totient is φ = 411264.
The previous prime is 831073. The next prime is 831091. The reversal of 831088 is 880138.
831088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
831088 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1828 + ... + 2236.
It is an arithmetic number, because the mean of its divisors is an integer number (81344).
2831088 is an apocalyptic number.
It is an amenable number.
831088 is a deficient number, since it is larger than the sum of its proper divisors (795792).
831088 is a wasteful number, since it uses less digits than its factorization.
831088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 544 (or 538 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 28.
The square root of 831088 is about 911.6402799350. The cubic root of 831088 is about 94.0190092837.
The spelling of 831088 in words is "eight hundred thirty-one thousand, eighty-eight".
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