Base | Representation |
---|---|
bin | 1110101101101… |
… | …01111101000010 |
3 | 22121020211022101 |
4 | 13112311331002 |
5 | 223044204144 |
6 | 20125301014 |
7 | 3026061235 |
oct | 726657502 |
9 | 277224271 |
10 | 123428674 |
11 | 63743876 |
12 | 3540476a |
13 | 1c757725 |
14 | 1256d41c |
15 | ac816d4 |
hex | 75b5f42 |
123428674 has 16 divisors (see below), whose sum is σ = 199036800. Its totient is φ = 57221424.
The previous prime is 123428651. The next prime is 123428699. The reversal of 123428674 is 476824321.
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, 32769 + ... + 36340.
It is an arithmetic number, because the mean of its divisors is an integer number (12439800).
Almost surely, 2123428674 is an apocalyptic number.
123428674 is a deficient number, since it is larger than the sum of its proper divisors (75608126).
123428674 is a wasteful number, since it uses less digits than its factorization.
123428674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69177.
The product of its digits is 64512, while the sum is 37.
The square root of 123428674 is about 11109.8458135115. The cubic root of 123428674 is about 497.8960579400.
The spelling of 123428674 in words is "one hundred twenty-three million, four hundred twenty-eight thousand, six hundred seventy-four".
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