Base | Representation |
---|---|
bin | 10011110110111010… |
… | …100011010010011011 |
3 | 2001000222212211010211 |
4 | 103312322203102123 |
5 | 322132014210321 |
6 | 13443445151551 |
7 | 1353250344001 |
oct | 236672432233 |
9 | 61028784124 |
10 | 21322413211 |
11 | 9051a45700 |
12 | 41709bb5b7 |
13 | 201a65c568 |
14 | 1063b9ca71 |
15 | 84bdd70e1 |
hex | 4f6ea349b |
21322413211 has 24 divisors (see below), whose sum is σ = 24225969152. Its totient is φ = 18733215600.
The previous prime is 21322413181. The next prime is 21322413223. The reversal of 21322413211 is 11231422312.
It is not a de Polignac number, because 21322413211 - 231 = 19174929563 is a prime.
It is not an unprimeable number, because it can be changed into a prime (21322413011) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3083620 + ... + 3090526.
Almost surely, 221322413211 is an apocalyptic number.
21322413211 is a deficient number, since it is larger than the sum of its proper divisors (2903555941).
21322413211 is a wasteful number, since it uses less digits than its factorization.
21322413211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7783 (or 7772 counting only the distinct ones).
The product of its digits is 576, while the sum is 22.
Adding to 21322413211 its reverse (11231422312), we get a palindrome (32553835523).
The spelling of 21322413211 in words is "twenty-one billion, three hundred twenty-two million, four hundred thirteen thousand, two hundred eleven".
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