Base | Representation |
---|---|
bin | 111110000111011… |
… | …1010110011000111 |
3 | 12101020221200101102 |
4 | 1330032322303013 |
5 | 13232034120024 |
6 | 542453250315 |
7 | 102436064342 |
oct | 17416726307 |
9 | 5336850342 |
10 | 2084285639 |
11 | 97a585717 |
12 | 4a203399b |
13 | 272a78317 |
14 | 15ab59459 |
15 | c2eb11ae |
hex | 7c3bacc7 |
2084285639 has 4 divisors (see below), whose sum is σ = 2084408424. Its totient is φ = 2084162856.
The previous prime is 2084285563. The next prime is 2084285761. The reversal of 2084285639 is 9365824802.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2084285639 - 28 = 2084285383 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2084285593 and 2084285602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2084285839) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30872 + ... + 71565.
It is an arithmetic number, because the mean of its divisors is an integer number (521102106).
Almost surely, 22084285639 is an apocalyptic number.
2084285639 is a deficient number, since it is larger than the sum of its proper divisors (122785).
2084285639 is a wasteful number, since it uses less digits than its factorization.
2084285639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122784.
The product of its (nonzero) digits is 829440, while the sum is 47.
The square root of 2084285639 is about 45653.9772528090. The cubic root of 2084285639 is about 1277.3769605627.
The spelling of 2084285639 in words is "two billion, eighty-four million, two hundred eighty-five thousand, six hundred thirty-nine".
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