Base | Representation |
---|---|
bin | 10010101000001101… |
… | …111111111000001000 |
3 | 1220121222111111222100 |
4 | 102220031333320020 |
5 | 311431020022414 |
6 | 13104442353400 |
7 | 1305446065242 |
oct | 225015777010 |
9 | 56558444870 |
10 | 20002110984 |
11 | 8534741039 |
12 | 3a627bb860 |
13 | 1b69c6673b |
14 | d7a6b5092 |
15 | 7c1036609 |
hex | 4a837fe08 |
20002110984 has 48 divisors (see below), whose sum is σ = 54245833200. Its totient is φ = 6658330464.
The previous prime is 20002110979. The next prime is 20002111001. The reversal of 20002110984 is 48901120002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134754 + ... + 241169.
It is an arithmetic number, because the mean of its divisors is an integer number (1130121525).
Almost surely, 220002110984 is an apocalyptic number.
20002110984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20002110984 is an abundant number, since it is smaller than the sum of its proper divisors (34243722216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20002110984 is a wasteful number, since it uses less digits than its factorization.
20002110984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376674 (or 376667 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
Adding to 20002110984 its reverse (48901120002), we get a palindrome (68903230986).
The spelling of 20002110984 in words is "twenty billion, two million, one hundred ten thousand, nine hundred eighty-four".
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