Base | Representation |
---|---|
bin | 100110011111… |
… | …1110000110110 |
3 | 1101222110101221 |
4 | 1030333300312 |
5 | 20131342433 |
6 | 2000340554 |
7 | 333363553 |
oct | 114776066 |
9 | 41873357 |
10 | 20184118 |
11 | 10436699 |
12 | 691475a |
13 | 4249186 |
14 | 2975a2a |
15 | 1b8a72d |
hex | 133fc36 |
20184118 has 16 divisors (see below), whose sum is σ = 31990320. Its totient is φ = 9524736.
The previous prime is 20184097. The next prime is 20184163. The reversal of 20184118 is 81148102.
It is a junction number, because it is equal to n+sod(n) for n = 20184092 and 20184101.
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, 11046 + ... + 12742.
It is an arithmetic number, because the mean of its divisors is an integer number (1999395).
Almost surely, 220184118 is an apocalyptic number.
20184118 is a deficient number, since it is larger than the sum of its proper divisors (11806202).
20184118 is a wasteful number, since it uses less digits than its factorization.
20184118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2031.
The product of its (nonzero) digits is 512, while the sum is 25.
The square root of 20184118 is about 4492.6738141111. The cubic root of 20184118 is about 272.2721738560.
It can be divided in two parts, 20184 and 118, that added together give a palindrome (20302).
The spelling of 20184118 in words is "twenty million, one hundred eighty-four thousand, one hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •