Base | Representation |
---|---|
bin | 110001001101… |
… | …111100010110 |
3 | 220021111110000 |
4 | 301031330112 |
5 | 11300332131 |
6 | 1140312130 |
7 | 214444434 |
oct | 61157426 |
9 | 26244400 |
10 | 12902166 |
11 | 7312652 |
12 | 43a2646 |
13 | 2899824 |
14 | 19dbd54 |
15 | 11ecce6 |
hex | c4df16 |
12902166 has 40 divisors (see below), whose sum is σ = 29333304. Its totient is φ = 4237920.
The previous prime is 12902137. The next prime is 12902189. The reversal of 12902166 is 66120921.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
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, 11281 + ... + 12371.
Almost surely, 212902166 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12902166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14666652).
12902166 is an abundant number, since it is smaller than the sum of its proper divisors (16431138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12902166 is a wasteful number, since it uses less digits than its factorization.
12902166 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1178 (or 1169 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 12902166 is about 3591.9585186914. The cubic root of 12902166 is about 234.5421355054.
The spelling of 12902166 in words is "twelve million, nine hundred two thousand, one hundred sixty-six".
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