Base | Representation |
---|---|
bin | 11000001110111010… |
… | …111110011111110111 |
3 | 2111011101111022212101 |
4 | 120032322332133313 |
5 | 411242124121033 |
6 | 15541542002531 |
7 | 1610542404316 |
oct | 301672763767 |
9 | 74141438771 |
10 | 26020145143 |
11 | 1004276a193 |
12 | 5062116447 |
13 | 25b89a7bb5 |
14 | 138ba5a27d |
15 | a2453297d |
hex | 60eebe7f7 |
26020145143 has 4 divisors (see below), whose sum is σ = 26288394160. Its totient is φ = 25751896128.
The previous prime is 26020145093. The next prime is 26020145153. The reversal of 26020145143 is 34154102062.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-26020145143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26020145153) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134124363 + ... + 134124556.
It is an arithmetic number, because the mean of its divisors is an integer number (6572098540).
Almost surely, 226020145143 is an apocalyptic number.
26020145143 is a deficient number, since it is larger than the sum of its proper divisors (268249017).
26020145143 is an equidigital number, since it uses as much as digits as its factorization.
26020145143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 268249016.
The product of its (nonzero) digits is 5760, while the sum is 28.
The spelling of 26020145143 in words is "twenty-six billion, twenty million, one hundred forty-five thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •