Base | Representation |
---|---|
bin | 101110100111… |
… | …011011100110 |
3 | 211222211212120 |
4 | 232213123212 |
5 | 11112021014 |
6 | 1113530410 |
7 | 205604133 |
oct | 56473346 |
9 | 24884776 |
10 | 12220134 |
11 | 6997193 |
12 | 4113a06 |
13 | 26bb264 |
14 | 18a158a |
15 | 1115ba9 |
hex | ba76e6 |
12220134 has 16 divisors (see below), whose sum is σ = 24479040. Its totient is φ = 4066920.
The previous prime is 12220129. The next prime is 12220147. The reversal of 12220134 is 43102221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3969 + ... + 6339.
It is an arithmetic number, because the mean of its divisors is an integer number (1529940).
Almost surely, 212220134 is an apocalyptic number.
12220134 is an abundant number, since it is smaller than the sum of its proper divisors (12258906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220134 is a wasteful number, since it uses less digits than its factorization.
12220134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3235.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 12220134 is about 3495.7308248777. The cubic root of 12220134 is about 230.3343216174.
Adding to 12220134 its reverse (43102221), we get a palindrome (55322355).
The spelling of 12220134 in words is "twelve million, two hundred twenty thousand, one hundred thirty-four".
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