Base | Representation |
---|---|
bin | 1010101110100111… |
… | …0101000011010011 |
3 | 21102200222111202222 |
4 | 2223221311003103 |
5 | 21344221303024 |
6 | 1153433331255 |
7 | 131236324640 |
oct | 25351650323 |
9 | 7380874688 |
10 | 2879869139 |
11 | 124867a344 |
12 | 684566b2b |
13 | 36b842ba4 |
14 | 1d4694dc7 |
15 | 11cc6485e |
hex | aba750d3 |
2879869139 has 8 divisors (see below), whose sum is σ = 3484883808. Its totient is φ = 2323255680.
The previous prime is 2879869133. The next prime is 2879869147. The reversal of 2879869139 is 9319689782.
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 2879869139 - 224 = 2863091923 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2879869133) 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, 12100172 + ... + 12100409.
It is an arithmetic number, because the mean of its divisors is an integer number (435610476).
Almost surely, 22879869139 is an apocalyptic number.
2879869139 is a deficient number, since it is larger than the sum of its proper divisors (605014669).
2879869139 is a wasteful number, since it uses less digits than its factorization.
2879869139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24200605.
The product of its digits is 11757312, while the sum is 62.
The square root of 2879869139 is about 53664.4122207632. The cubic root of 2879869139 is about 1422.7357724597.
The spelling of 2879869139 in words is "two billion, eight hundred seventy-nine million, eight hundred sixty-nine thousand, one hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •