Base | Representation |
---|---|
bin | 11001001101000… |
… | …111011101000111 |
3 | 1002110200221221200 |
4 | 121031013131013 |
5 | 1331223300212 |
6 | 105543313543 |
7 | 13323216444 |
oct | 3115073507 |
9 | 1073627850 |
10 | 422868807 |
11 | 1a7775659 |
12 | b974b8b3 |
13 | 697ba73a |
14 | 402389cb |
15 | 271ce6dc |
hex | 19347747 |
422868807 has 48 divisors (see below), whose sum is σ = 669708000. Its totient is φ = 256096512.
The previous prime is 422868773. The next prime is 422868811. The reversal of 422868807 is 708868224.
It is a happy number.
It is not a de Polignac number, because 422868807 - 27 = 422868679 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (422868107) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1333813 + ... + 1334129.
It is an arithmetic number, because the mean of its divisors is an integer number (13952250).
Almost surely, 2422868807 is an apocalyptic number.
422868807 is a deficient number, since it is larger than the sum of its proper divisors (246839193).
422868807 is a wasteful number, since it uses less digits than its factorization.
422868807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 640 (or 637 counting only the distinct ones).
The product of its (nonzero) digits is 344064, while the sum is 45.
The square root of 422868807 is about 20563.7741428951. The cubic root of 422868807 is about 750.5884608310.
The spelling of 422868807 in words is "four hundred twenty-two million, eight hundred sixty-eight thousand, eight hundred seven".
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