Base | Representation |
---|---|
bin | 1010100101000100… |
… | …1100101111011011 |
3 | 21022220200202000002 |
4 | 2221101030233123 |
5 | 21304000430024 |
6 | 1145444003215 |
7 | 130242252536 |
oct | 25121145733 |
9 | 7286622002 |
10 | 2839858139 |
11 | 12280314a8 |
12 | 67309050b |
13 | 363474341 |
14 | 1cd23ba1d |
15 | 1194ae6ae |
hex | a944cbdb |
2839858139 has 8 divisors (see below), whose sum is σ = 2968607232. Its totient is φ = 2711548840.
The previous prime is 2839858121. The next prime is 2839858141. The reversal of 2839858139 is 9318589382.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2839858139 - 228 = 2571422683 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2839858169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96707 + ... + 122604.
It is an arithmetic number, because the mean of its divisors is an integer number (371075904).
Almost surely, 22839858139 is an apocalyptic number.
2839858139 is a deficient number, since it is larger than the sum of its proper divisors (128749093).
2839858139 is a wasteful number, since it uses less digits than its factorization.
2839858139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219897.
The product of its digits is 3732480, while the sum is 56.
The square root of 2839858139 is about 53290.3193741603. The cubic root of 2839858139 is about 1416.1161705989.
The spelling of 2839858139 in words is "two billion, eight hundred thirty-nine million, eight hundred fifty-eight thousand, one hundred thirty-nine".
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