Base | Representation |
---|---|
bin | 1011111011000100… |
… | …11010110011111011 |
3 | 121112002212201001202 |
4 | 11331202122303323 |
5 | 101102143021021 |
6 | 2535102404415 |
7 | 314424544415 |
oct | 57542326373 |
9 | 17462781052 |
10 | 6401142011 |
11 | 2795306810 |
12 | 12a789070b |
13 | 7b021a0c4 |
14 | 44a1cd9b5 |
15 | 276e74a0b |
hex | 17d89acfb |
6401142011 has 16 divisors (see below), whose sum is σ = 7143198720. Its totient is φ = 5687146080.
The previous prime is 6401142001. The next prime is 6401142053. The reversal of 6401142011 is 1102411046.
It is not a de Polignac number, because 6401142011 - 218 = 6400879867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6401142001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59405 + ... + 127793.
It is an arithmetic number, because the mean of its divisors is an integer number (446449920).
Almost surely, 26401142011 is an apocalyptic number.
6401142011 is a deficient number, since it is larger than the sum of its proper divisors (742056709).
6401142011 is a wasteful number, since it uses less digits than its factorization.
6401142011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68594.
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 6401142011 is about 80007.1372503729. The cubic root of 6401142011 is about 1856.7459590753.
Adding to 6401142011 its reverse (1102411046), we get a palindrome (7503553057).
The spelling of 6401142011 in words is "six billion, four hundred one million, one hundred forty-two thousand, eleven".
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