Base | Representation |
---|---|
bin | 10011010010001110101… |
… | …11001011011011000100 |
3 | 2100100100021121112121112 |
4 | 21221013113023123010 |
5 | 41324022242101040 |
6 | 1224223205504152 |
7 | 65605252645613 |
oct | 11510727133304 |
9 | 2310307545545 |
10 | 662622222020 |
11 | 23601aa738a0 |
12 | a8506a12058 |
13 | 4a63c73b255 |
14 | 240dd0c187a |
15 | 123828e0365 |
hex | 9a475cb6c4 |
662622222020 has 96 divisors (see below), whose sum is σ = 1540617200640. Its totient is φ = 237372456960.
The previous prime is 662622222013. The next prime is 662622222061. The reversal of 662622222020 is 20222226266.
662622222020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×6626222220202 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13835876 + ... + 13883684.
It is an arithmetic number, because the mean of its divisors is an integer number (16048095840).
Almost surely, 2662622222020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 662622222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770308600320).
662622222020 is an abundant number, since it is smaller than the sum of its proper divisors (877994978620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
662622222020 is a wasteful number, since it uses less digits than its factorization.
662622222020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48765 (or 48763 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 32.
Adding to 662622222020 its reverse (20222226266), we get a palindrome (682844448286).
The spelling of 662622222020 in words is "six hundred sixty-two billion, six hundred twenty-two million, two hundred twenty-two thousand, twenty".
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