Base | Representation |
---|---|
bin | 1001100011001111100001… |
… | …01000010001101001001100 |
3 | 2202100210011200222220200121 |
4 | 10301213300220101221030 |
5 | 10223044331320400022 |
6 | 112400125113034324 |
7 | 4265232262125325 |
oct | 461476050215114 |
9 | 82323150886617 |
10 | 21002132200012 |
11 | 6767a551143a7 |
12 | 243242b6b59a4 |
13 | b94653232892 |
14 | 52871993344c |
15 | 2664a88c52c7 |
hex | 1319f0a11a4c |
21002132200012 has 48 divisors (see below), whose sum is σ = 39772955335680. Its totient is φ = 9672229008000.
The previous prime is 21002132199977. The next prime is 21002132200079. The reversal of 21002132200012 is 21000223120012.
It is a happy number.
It is a super-3 number, since 3×210021322000123 (a number of 41 digits) contains 333 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18929689 + ... + 20008432.
It is an arithmetic number, because the mean of its divisors is an integer number (828603236160).
Almost surely, 221002132200012 is an apocalyptic number.
It is an amenable number.
21002132200012 is a deficient number, since it is larger than the sum of its proper divisors (18770823135668).
21002132200012 is a wasteful number, since it uses less digits than its factorization.
21002132200012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38938342 (or 38938340 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 21002132200012 its reverse (21000223120012), we get a palindrome (42002355320024).
The spelling of 21002132200012 in words is "twenty-one trillion, two billion, one hundred thirty-two million, two hundred thousand, twelve".
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