Base | Representation |
---|---|
bin | 1001101001101011010010… |
… | …10111010010101100111100 |
3 | 2210010220210101011210021221 |
4 | 10310311221113102230330 |
5 | 10240210103441420012 |
6 | 113045445355203124 |
7 | 4320216465020221 |
oct | 464655127225474 |
9 | 83126711153257 |
10 | 21223201123132 |
11 | 6842788823358 |
12 | 24692471464a4 |
13 | bac454519168 |
14 | 5352cbc69948 |
15 | 26c0e685d507 |
hex | 134d695d2b3c |
21223201123132 has 48 divisors (see below), whose sum is σ = 39215327508000. Its totient is φ = 10050105396096.
The previous prime is 21223201123097. The next prime is 21223201123141. The reversal of 21223201123132 is 23132110232212.
It is a super-2 number, since 2×212232011231322 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 21223201123097 and 21223201123106.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93525744 + ... + 93752392.
It is an arithmetic number, because the mean of its divisors is an integer number (816985989750).
Almost surely, 221223201123132 is an apocalyptic number.
It is an amenable number.
21223201123132 is a deficient number, since it is larger than the sum of its proper divisors (17992126384868).
21223201123132 is a wasteful number, since it uses less digits than its factorization.
21223201123132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230123 (or 230083 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 21223201123132 its reverse (23132110232212), we get a palindrome (44355311355344).
The spelling of 21223201123132 in words is "twenty-one trillion, two hundred twenty-three billion, two hundred one million, one hundred twenty-three thousand, one hundred thirty-two".
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