Base | Representation |
---|---|
bin | 10011100101101010… |
… | …111100101011010110 |
3 | 2000021211111201001121 |
4 | 103211222330223112 |
5 | 321033434011410 |
6 | 13355032314154 |
7 | 1343135326036 |
oct | 234552745326 |
9 | 60254451047 |
10 | 21033110230 |
11 | 8a13708030 |
12 | 40abb4295a |
13 | 1ca2738672 |
14 | 10375b18c6 |
15 | 8317dc9da |
hex | 4e5abcad6 |
21033110230 has 32 divisors (see below), whose sum is σ = 41424009120. Its totient is φ = 7625694720.
The previous prime is 21033110191. The next prime is 21033110251. The reversal of 21033110230 is 3201133012.
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, 246625 + ... + 320764.
It is an arithmetic number, because the mean of its divisors is an integer number (1294500285).
Almost surely, 221033110230 is an apocalyptic number.
21033110230 is a deficient number, since it is larger than the sum of its proper divisors (20390898890).
21033110230 is a wasteful number, since it uses less digits than its factorization.
21033110230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 567744.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 21033110230 its reverse (3201133012), we get a palindrome (24234243242).
The spelling of 21033110230 in words is "twenty-one billion, thirty-three million, one hundred ten thousand, two hundred thirty".
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