Base | Representation |
---|---|
bin | 1001100100000011101000… |
… | …01111001110110111100101 |
3 | 2202110110101112020000010110 |
4 | 10302001310033032313211 |
5 | 10224024131132000313 |
6 | 112421033231043233 |
7 | 4300242505561554 |
oct | 462016417166745 |
9 | 82413345200113 |
10 | 21030110031333 |
11 | 677890194a147 |
12 | 2437939370519 |
13 | b9719168b060 |
14 | 529c11591d9b |
15 | 267094c0cec3 |
hex | 1320743cede5 |
21030110031333 has 64 divisors (see below), whose sum is σ = 31759642252800. Its totient is φ = 12286949391360.
The previous prime is 21030110031323. The next prime is 21030110031377. The reversal of 21030110031333 is 33313001103012.
It is not a de Polignac number, because 21030110031333 - 224 = 21030093254117 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21030110031323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 248808283 + ... + 248892791.
It is an arithmetic number, because the mean of its divisors is an integer number (496244410200).
Almost surely, 221030110031333 is an apocalyptic number.
It is an amenable number.
21030110031333 is a deficient number, since it is larger than the sum of its proper divisors (10729532221467).
21030110031333 is a wasteful number, since it uses less digits than its factorization.
21030110031333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88222.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 21030110031333 its reverse (33313001103012), we get a palindrome (54343111134345).
The spelling of 21030110031333 in words is "twenty-one trillion, thirty billion, one hundred ten million, thirty-one thousand, three hundred thirty-three".
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