Base | Representation |
---|---|
bin | 1001000110101111… |
… | …1001110101101100 |
3 | 20022100012111111200 |
4 | 2101223321311230 |
5 | 20001204033140 |
6 | 1042311445500 |
7 | 114366255216 |
oct | 22153716554 |
9 | 6270174450 |
10 | 2444205420 |
11 | 1044765788 |
12 | 582686890 |
13 | 2cc4c56c7 |
14 | 1928895b6 |
15 | e48a9030 |
hex | 91af9d6c |
2444205420 has 36 divisors (see below), whose sum is σ = 7414090320. Its totient is φ = 651788064.
The previous prime is 2444205397. The next prime is 2444205431. The reversal of 2444205420 is 245024442.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6789280 + ... + 6789639.
Almost surely, 22444205420 is an apocalyptic number.
2444205420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2444205420 is an abundant number, since it is smaller than the sum of its proper divisors (4969884900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2444205420 is a wasteful number, since it uses less digits than its factorization.
2444205420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13578934 (or 13578929 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 27.
The square root of 2444205420 is about 49438.9059344966. The cubic root of 2444205420 is about 1347.0360983906.
Adding to 2444205420 its reverse (245024442), we get a palindrome (2689229862).
The spelling of 2444205420 in words is "two billion, four hundred forty-four million, two hundred five thousand, four hundred twenty".
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