Base | Representation |
---|---|
bin | 101110000110… |
… | …101001011110 |
3 | 211202000200020 |
4 | 232012221132 |
5 | 11043221404 |
6 | 1111013010 |
7 | 204504504 |
oct | 56065136 |
9 | 24660606 |
10 | 12085854 |
11 | 6905310 |
12 | 406a166 |
13 | 26720c1 |
14 | 1868674 |
15 | 10daed9 |
hex | b86a5e |
12085854 has 16 divisors (see below), whose sum is σ = 26369280. Its totient is φ = 3662360.
The previous prime is 12085849. The next prime is 12085859. The reversal of 12085854 is 45858021.
It is an interprime number because it is at equal distance from previous prime (12085849) and next prime (12085859).
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12085859) 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 7 ways as a sum of consecutive naturals, for example, 91494 + ... + 91625.
It is an arithmetic number, because the mean of its divisors is an integer number (1648080).
Almost surely, 212085854 is an apocalyptic number.
12085854 is an abundant number, since it is smaller than the sum of its proper divisors (14283426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12085854 is a wasteful number, since it uses less digits than its factorization.
12085854 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183135.
The product of its (nonzero) digits is 12800, while the sum is 33.
The square root of 12085854 is about 3476.4714870109. The cubic root of 12085854 is about 229.4875421017.
The spelling of 12085854 in words is "twelve million, eighty-five thousand, eight hundred fifty-four".
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