Base | Representation |
---|---|
bin | 10011110110001100… |
… | …100000000000000100 |
3 | 2001000011011111100111 |
4 | 103312030200000010 |
5 | 322120421403444 |
6 | 13442334322404 |
7 | 1353042624262 |
oct | 236614400004 |
9 | 61004144314 |
10 | 21310341124 |
11 | 904614a776 |
12 | 4168959404 |
13 | 2017cc3807 |
14 | 1062339432 |
15 | 84ad00234 |
hex | 4f6320004 |
21310341124 has 24 divisors (see below), whose sum is σ = 38005184448. Its totient is φ = 10451806560.
The previous prime is 21310341089. The next prime is 21310341139. The reversal of 21310341124 is 42114301312.
It is a junction number, because it is equal to n+sod(n) for n = 21310341095 and 21310341104.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316319 + ... + 1332409.
It is an arithmetic number, because the mean of its divisors is an integer number (1583549352).
Almost surely, 221310341124 is an apocalyptic number.
It is an amenable number.
21310341124 is a deficient number, since it is larger than the sum of its proper divisors (16694843324).
21310341124 is a wasteful number, since it uses less digits than its factorization.
21310341124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22395 (or 22393 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 21310341124 its reverse (42114301312), we get a palindrome (63424642436).
The spelling of 21310341124 in words is "twenty-one billion, three hundred ten million, three hundred forty-one thousand, one hundred twenty-four".
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