Base | Representation |
---|---|
bin | 1011111101100111… |
… | …00110101010011100 |
3 | 121120120220221202201 |
4 | 11332303212222130 |
5 | 101123120033340 |
6 | 2541142501244 |
7 | 315103463602 |
oct | 57663465234 |
9 | 17516827681 |
10 | 6422424220 |
11 | 27a6322413 |
12 | 12b2a34824 |
13 | 7b475c024 |
14 | 44cd6d872 |
15 | 278c7a79a |
hex | 17ece6a9c |
6422424220 has 24 divisors (see below), whose sum is σ = 14280449904. Its totient is φ = 2417853696.
The previous prime is 6422424193. The next prime is 6422424247. The reversal of 6422424220 is 224242246.
It is an interprime number because it is at equal distance from previous prime (6422424193) and next prime (6422424247).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9444402 + ... + 9445081.
It is an arithmetic number, because the mean of its divisors is an integer number (595018746).
Almost surely, 26422424220 is an apocalyptic number.
It is an amenable number.
6422424220 is an abundant number, since it is smaller than the sum of its proper divisors (7858025684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6422424220 is a wasteful number, since it uses less digits than its factorization.
6422424220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18889509 (or 18889507 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 28.
The square root of 6422424220 is about 80140.0288245518. The cubic root of 6422424220 is about 1858.8014226657.
Adding to 6422424220 its reverse (224242246), we get a palindrome (6646666466).
The spelling of 6422424220 in words is "six billion, four hundred twenty-two million, four hundred twenty-four thousand, two hundred twenty".
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