Base | Representation |
---|---|
bin | 111110010011111… |
… | …0011000010001100 |
3 | 12101201020000121110 |
4 | 1330213303002030 |
5 | 13240221314221 |
6 | 543245132020 |
7 | 102545366334 |
oct | 17447630214 |
9 | 5351200543 |
10 | 2090807436 |
11 | 98322a633 |
12 | 4a425a010 |
13 | 27421c983 |
14 | 15b9760c4 |
15 | c384d776 |
hex | 7c9f308c |
2090807436 has 12 divisors (see below), whose sum is σ = 4878550712. Its totient is φ = 696935808.
The previous prime is 2090807429. The next prime is 2090807437. The reversal of 2090807436 is 6347080902.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 2090807394 and 2090807403.
It is not an unprimeable number, because it can be changed into a prime (2090807437) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87116965 + ... + 87116988.
Almost surely, 22090807436 is an apocalyptic number.
It is an amenable number.
2090807436 is an abundant number, since it is smaller than the sum of its proper divisors (2787743276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2090807436 is a wasteful number, since it uses less digits than its factorization.
2090807436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174233960 (or 174233958 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 2090807436 is about 45725.3478499617. The cubic root of 2090807436 is about 1278.7078912566.
The spelling of 2090807436 in words is "two billion, ninety million, eight hundred seven thousand, four hundred thirty-six".
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