Base | Representation |
---|---|
bin | 1001100110111111111011… |
… | …10010011111010110101100 |
3 | 2202211010022210121010012020 |
4 | 10303133331302133112230 |
5 | 10232203200203002200 |
6 | 112535312402510140 |
7 | 4310451612254220 |
oct | 463377562372654 |
9 | 82733283533166 |
10 | 21131202000300 |
11 | 6807768704737 |
12 | 2453450965350 |
13 | ba3882498b82 |
14 | 530a81660780 |
15 | 269a0ec43ea0 |
hex | 1337fdc9f5ac |
21131202000300 has 72 divisors (see below), whose sum is σ = 69873841287936. Its totient is φ = 4829989028160.
The previous prime is 21131202000263. The next prime is 21131202000343. The reversal of 21131202000300 is 300020213112.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 21131202000300.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5031236472 + ... + 5031240671.
It is an arithmetic number, because the mean of its divisors is an integer number (970470017888).
Almost surely, 221131202000300 is an apocalyptic number.
21131202000300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
21131202000300 is an abundant number, since it is smaller than the sum of its proper divisors (48742639287636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21131202000300 is a wasteful number, since it uses less digits than its factorization.
21131202000300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10062477167 (or 10062477160 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 21131202000300 its reverse (300020213112), we get a palindrome (21431222213412).
The spelling of 21131202000300 in words is "twenty-one trillion, one hundred thirty-one billion, two hundred two million, three hundred", and thus it is an aban number.
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