Base | Representation |
---|---|
bin | 101000000100… |
… | …1101110001000 |
3 | 1110112111010122 |
4 | 1100021232020 |
5 | 20334330321 |
6 | 2030202412 |
7 | 343410353 |
oct | 120115610 |
9 | 43474118 |
10 | 21011336 |
11 | 10951145 |
12 | 7053408 |
13 | 4478858 |
14 | 2b0d29a |
15 | 1ca08ab |
hex | 1409b88 |
21011336 has 16 divisors (see below), whose sum is σ = 39469200. Its totient is φ = 10486224.
The previous prime is 21011327. The next prime is 21011357. The reversal of 21011336 is 63311012.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831 + ... + 7073.
It is an arithmetic number, because the mean of its divisors is an integer number (2466825).
Almost surely, 221011336 is an apocalyptic number.
It is an amenable number.
21011336 is a deficient number, since it is larger than the sum of its proper divisors (18457864).
21011336 is a wasteful number, since it uses less digits than its factorization.
21011336 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4868 (or 4864 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 21011336 is about 4583.8123870857. The cubic root of 21011336 is about 275.9420518264.
Adding to 21011336 its reverse (63311012), we get a palindrome (84322348).
The spelling of 21011336 in words is "twenty-one million, eleven thousand, three hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •