Base | Representation |
---|---|
bin | 10011111000001001… |
… | …001000110101010110 |
3 | 2001002102122110102112 |
4 | 103320021020311112 |
5 | 322202302423410 |
6 | 13445502511022 |
7 | 1353620425166 |
oct | 237011106526 |
9 | 61072573375 |
10 | 21343014230 |
11 | 906263653a |
12 | 4177895472 |
13 | 20219c3405 |
14 | 10668025a6 |
15 | 84db06105 |
hex | 4f8248d56 |
21343014230 has 64 divisors (see below), whose sum is σ = 40242216960. Its totient is φ = 8140694400.
The previous prime is 21343014163. The next prime is 21343014247. The reversal of 21343014230 is 3241034312.
It is a junction number, because it is equal to n+sod(n) for n = 21343014196 and 21343014205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6452237 + ... + 6455543.
It is an arithmetic number, because the mean of its divisors is an integer number (628784640).
Almost surely, 221343014230 is an apocalyptic number.
21343014230 is a deficient number, since it is larger than the sum of its proper divisors (18899202730).
21343014230 is a wasteful number, since it uses less digits than its factorization.
21343014230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3645.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 21343014230 its reverse (3241034312), we get a palindrome (24584048542).
The spelling of 21343014230 in words is "twenty-one billion, three hundred forty-three million, fourteen thousand, two hundred thirty".
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