Base | Representation |
---|---|
bin | 100110010000… |
… | …0000110101100 |
3 | 1101201212112012 |
4 | 1030200012230 |
5 | 20113220234 |
6 | 1553500352 |
7 | 332313524 |
oct | 114400654 |
9 | 41655465 |
10 | 20054444 |
11 | 10358223 |
12 | 68716b8 |
13 | 4202147 |
14 | 2940684 |
15 | 1b620ce |
hex | 13201ac |
20054444 has 24 divisors (see below), whose sum is σ = 36293040. Its totient is φ = 9688896.
The previous prime is 20054431. The next prime is 20054467. The reversal of 20054444 is 44445002.
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, 26114 + ... + 26870.
It is an arithmetic number, because the mean of its divisors is an integer number (1512210).
Almost surely, 220054444 is an apocalyptic number.
It is an amenable number.
20054444 is a deficient number, since it is larger than the sum of its proper divisors (16238596).
20054444 is a wasteful number, since it uses less digits than its factorization.
20054444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 977 (or 975 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 23.
The square root of 20054444 is about 4478.2188423524. The cubic root of 20054444 is about 271.6878447531.
Adding to 20054444 its reverse (44445002), we get a palindrome (64499446).
The spelling of 20054444 in words is "twenty million, fifty-four thousand, four hundred forty-four".
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