Base | Representation |
---|---|
bin | 10111001001101000… |
… | …01111100000101010 |
3 | 1012002012001020011222 |
4 | 23210310033200222 |
5 | 200423240203413 |
6 | 5413145022042 |
7 | 616666232066 |
oct | 134464174052 |
9 | 35065036158 |
10 | 12428834858 |
11 | 52a8831650 |
12 | 24aa484922 |
13 | 1230c6096b |
14 | 85c96aaa6 |
15 | 4cb22cb08 |
hex | 2e4d0f82a |
12428834858 has 16 divisors (see below), whose sum is σ = 20339813664. Its totient is φ = 5648992560.
The previous prime is 12428834839. The next prime is 12428834879. The reversal of 12428834858 is 85843882421.
It is a happy number.
It is a Curzon 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, 459116 + ... + 485432.
It is an arithmetic number, because the mean of its divisors is an integer number (1271238354).
Almost surely, 212428834858 is an apocalyptic number.
12428834858 is a deficient number, since it is larger than the sum of its proper divisors (7910978806).
12428834858 is a wasteful number, since it uses less digits than its factorization.
12428834858 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47797.
The product of its digits is 3932160, while the sum is 53.
The spelling of 12428834858 in words is "twelve billion, four hundred twenty-eight million, eight hundred thirty-four thousand, eight hundred fifty-eight".
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