Base | Representation |
---|---|
bin | 1001101001000000010001… |
… | …00110111111011111101101 |
3 | 2210001201011122000011222210 |
4 | 10310200020212333133231 |
5 | 10234320302332343313 |
6 | 113031105354401033 |
7 | 4315441213224300 |
oct | 464401046773755 |
9 | 83051148004883 |
10 | 21200103012333 |
11 | 6833a05512893 |
12 | 246487b730179 |
13 | baa21302838b |
14 | 53413a31cb37 |
15 | 26b6e3b1d9c3 |
hex | 1348089bf7ed |
21200103012333 has 48 divisors (see below), whose sum is σ = 33845826945024. Its totient is φ = 11763233082720.
The previous prime is 21200103012329. The next prime is 21200103012349. The reversal of 21200103012333 is 33321030100212.
It is not a de Polignac number, because 21200103012333 - 22 = 21200103012329 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21200103012133) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11203173 + ... + 12958058.
It is an arithmetic number, because the mean of its divisors is an integer number (705121394688).
Almost surely, 221200103012333 is an apocalyptic number.
It is an amenable number.
21200103012333 is a deficient number, since it is larger than the sum of its proper divisors (12645723932691).
21200103012333 is a wasteful number, since it uses less digits than its factorization.
21200103012333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24161422 (or 24161415 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 21200103012333 its reverse (33321030100212), we get a palindrome (54521133112545).
The spelling of 21200103012333 in words is "twenty-one trillion, two hundred billion, one hundred three million, twelve thousand, three hundred thirty-three".
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