Base | Representation |
---|---|
bin | 1001100111000011011110… |
… | …01010000111101011110010 |
3 | 2202211022020100120202000002 |
4 | 10303201233022013223302 |
5 | 10232221044112121320 |
6 | 112540225225430002 |
7 | 4310550006205610 |
oct | 463415712075362 |
9 | 82738210522002 |
10 | 21133104020210 |
11 | 680855430a416 |
12 | 24538a193b302 |
13 | ba3ac6558c40 |
14 | 530bc20d26b0 |
15 | 269ac1c00675 |
hex | 13386f287af2 |
21133104020210 has 64 divisors (see below), whose sum is σ = 48328210151424. Its totient is φ = 6472528128000.
The previous prime is 21133104020191. The next prime is 21133104020219. The reversal of 21133104020210 is 1202040133112.
It is not an unprimeable number, because it can be changed into a prime (21133104020219) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374539391 + ... + 374595810.
It is an arithmetic number, because the mean of its divisors is an integer number (755128283616).
Almost surely, 221133104020210 is an apocalyptic number.
21133104020210 is an abundant number, since it is smaller than the sum of its proper divisors (27195106131214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21133104020210 is a wasteful number, since it uses less digits than its factorization.
21133104020210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 749135259.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 21133104020210 its reverse (1202040133112), we get a palindrome (22335144153322).
The spelling of 21133104020210 in words is "twenty-one trillion, one hundred thirty-three billion, one hundred four million, twenty thousand, two hundred ten".
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