Base | Representation |
---|---|
bin | 10011011010011001… |
… | …110000010111110000 |
3 | 1222210122202122200000 |
4 | 103122121300113300 |
5 | 320142034212000 |
6 | 13324200230000 |
7 | 1335351351510 |
oct | 233231602760 |
9 | 58718678600 |
10 | 20844054000 |
11 | 8926a1a310 |
12 | 405876b300 |
13 | 1c72513683 |
14 | 101a43b840 |
15 | 81ede6000 |
hex | 4da6705f0 |
20844054000 has 960 divisors, whose sum is σ = 94295964672. Its totient is φ = 4323456000.
The previous prime is 20844053929. The next prime is 20844054013. The reversal of 20844054000 is 45044802.
20844054000 is a `hidden beast` number, since 2 + 0 + 84 + 40 + 540 + 0 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
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 191 ways as a sum of consecutive naturals, for example, 37421722 + ... + 37422278.
Almost surely, 220844054000 is an apocalyptic number.
20844054000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20844054000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47147982336).
20844054000 is an abundant number, since it is smaller than the sum of its proper divisors (73451910672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20844054000 is a wasteful number, since it uses less digits than its factorization.
20844054000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 613 (or 585 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 27.
Adding to 20844054000 its reverse (45044802), we get a palindrome (20889098802).
The spelling of 20844054000 in words is "twenty billion, eight hundred forty-four million, fifty-four thousand".
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