Base | Representation |
---|---|
bin | 111011110110000… |
… | …1000011000101101 |
3 | 12011221111212212220 |
4 | 1313230020120231 |
5 | 13103030314024 |
6 | 531131345553 |
7 | 100522130502 |
oct | 16754103055 |
9 | 5157455786 |
10 | 2008057389 |
11 | 940550268 |
12 | 4805b22b9 |
13 | 260038950 |
14 | 1509954a9 |
15 | bb454e79 |
hex | 77b0862d |
2008057389 has 64 divisors (see below), whose sum is σ = 3222374400. Its totient is φ = 1100259072.
The previous prime is 2008057379. The next prime is 2008057399. The reversal of 2008057389 is 9837508002.
2008057389 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2008057379) and next prime (2008057399).
It is a de Polignac number, because none of the positive numbers 2k-2008057389 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2008057389.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2008057309) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1004539 + ... + 1006535.
It is an arithmetic number, because the mean of its divisors is an integer number (50349600).
Almost surely, 22008057389 is an apocalyptic number.
It is an amenable number.
2008057389 is a deficient number, since it is larger than the sum of its proper divisors (1214317011).
2008057389 is a wasteful number, since it uses less digits than its factorization.
2008057389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2114.
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 2008057389 is about 44811.3533493466. The cubic root of 2008057389 is about 1261.6107285239.
The spelling of 2008057389 in words is "two billion, eight million, fifty-seven thousand, three hundred eighty-nine".
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