Base | Representation |
---|---|
bin | 100001001000110000110 |
3 | 2001011110221 |
4 | 10021012012 |
5 | 234221310 |
6 | 35134554 |
7 | 12141454 |
oct | 4110606 |
9 | 2034427 |
10 | 1085830 |
11 | 681889 |
12 | 44445a |
13 | 2c0305 |
14 | 2039d4 |
15 | 166ada |
hex | 109186 |
1085830 has 16 divisors (see below), whose sum is σ = 2039904. Its totient is φ = 415360.
The previous prime is 1085827. The next prime is 1085857. The reversal of 1085830 is 385801.
It is a plaindrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 1085795 and 1085804.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2131 + ... + 2590.
It is an arithmetic number, because the mean of its divisors is an integer number (127494).
21085830 is an apocalyptic number.
1085830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1085830 is a deficient number, since it is larger than the sum of its proper divisors (954074).
1085830 is a wasteful number, since it uses less digits than its factorization.
1085830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4751.
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 1085830 is about 1042.0316693844. The cubic root of 1085830 is about 102.7828396717.
The spelling of 1085830 in words is "one million, eighty-five thousand, eight hundred thirty".
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