Base | Representation |
---|---|
bin | 101110101010… |
… | …000100000110 |
3 | 212000101122222 |
4 | 232222010012 |
5 | 11112342133 |
6 | 1114052342 |
7 | 205650440 |
oct | 56520406 |
9 | 25011588 |
10 | 12230918 |
11 | 69a42a7 |
12 | 411a0b2 |
13 | 26c313b |
14 | 18a5490 |
15 | 1118e98 |
hex | baa106 |
12230918 has 16 divisors (see below), whose sum is σ = 21026304. Its totient is φ = 5227080.
The previous prime is 12230903. The next prime is 12230929. The reversal of 12230918 is 81903221.
It is a Curzon number.
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, 5021 + ... + 7047.
It is an arithmetic number, because the mean of its divisors is an integer number (1314144).
Almost surely, 212230918 is an apocalyptic number.
12230918 is a deficient number, since it is larger than the sum of its proper divisors (8795386).
12230918 is a wasteful number, since it uses less digits than its factorization.
12230918 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2467.
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 12230918 is about 3497.2729375901. The cubic root of 12230918 is about 230.4020566906.
The spelling of 12230918 in words is "twelve million, two hundred thirty thousand, nine hundred eighteen".
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