Base | Representation |
---|---|
bin | 1010110001001011… |
… | …1011101100010001 |
3 | 21110110020221102211 |
4 | 2230102323230101 |
5 | 21410001103431 |
6 | 1154500312121 |
7 | 131430033142 |
oct | 25422735421 |
9 | 7413227384 |
10 | 2890644241 |
11 | 1253769891 |
12 | 6880a2641 |
13 | 370b464a4 |
14 | 1d5c9bac9 |
15 | 11db922b1 |
hex | ac4bbb11 |
2890644241 has 4 divisors (see below), whose sum is σ = 2911743972. Its totient is φ = 2869544512.
The previous prime is 2890644217. The next prime is 2890644247. The reversal of 2890644241 is 1424460982.
2890644241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 558140625 + 2332503616 = 23625^2 + 48296^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2890644241 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2890644194 and 2890644203.
It is not an unprimeable number, because it can be changed into a prime (2890644247) 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, 10549660 + ... + 10549933.
It is an arithmetic number, because the mean of its divisors is an integer number (727935993).
Almost surely, 22890644241 is an apocalyptic number.
It is an amenable number.
2890644241 is a deficient number, since it is larger than the sum of its proper divisors (21099731).
2890644241 is a wasteful number, since it uses less digits than its factorization.
2890644241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21099730.
The product of its (nonzero) digits is 110592, while the sum is 40.
The square root of 2890644241 is about 53764.7118563840. The cubic root of 2890644241 is about 1424.5079644848.
The spelling of 2890644241 in words is "two billion, eight hundred ninety million, six hundred forty-four thousand, two hundred forty-one".
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