Base | Representation |
---|---|
bin | 100101000101101… |
… | …011001010111100 |
3 | 1121100212022001002 |
4 | 211011223022330 |
5 | 2233243311130 |
6 | 141424505432 |
7 | 21263664011 |
oct | 4505531274 |
9 | 1540768032 |
10 | 622244540 |
11 | 29a271595 |
12 | 15447b278 |
13 | 9bbb6848 |
14 | 5c8d7708 |
15 | 39963b45 |
hex | 2516b2bc |
622244540 has 48 divisors (see below), whose sum is σ = 1421001792. Its totient is φ = 227920896.
The previous prime is 622244521. The next prime is 622244549. The reversal of 622244540 is 45442226.
622244540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (622244549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12152 + ... + 37311.
It is an arithmetic number, because the mean of its divisors is an integer number (29604204).
Almost surely, 2622244540 is an apocalyptic number.
It is an amenable number.
622244540 is an abundant number, since it is smaller than the sum of its proper divisors (798757252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
622244540 is a wasteful number, since it uses less digits than its factorization.
622244540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49526 (or 49524 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 29.
The square root of 622244540 is about 24944.8299252571. The cubic root of 622244540 is about 853.7296502320.
Adding to 622244540 its reverse (45442226), we get a palindrome (667686766).
The spelling of 622244540 in words is "six hundred twenty-two million, two hundred forty-four thousand, five hundred forty".
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