Base | Representation |
---|---|
bin | 1001010011010101110000… |
… | …10000111010011000001001 |
3 | 2200102112210200202222112221 |
4 | 10221222320100322120021 |
5 | 10140121311240022323 |
6 | 111301121453334041 |
7 | 4210606644423205 |
oct | 451527020723011 |
9 | 80375720688487 |
10 | 20455725704713 |
11 | 6577251976152 |
12 | 2364559197321 |
13 | b54c7498c940 |
14 | 50a0c335bb05 |
15 | 257178b2955d |
hex | 129ab843a609 |
20455725704713 has 8 divisors (see below), whose sum is σ = 22030925000000. Its totient is φ = 18880766685648.
The previous prime is 20455725704683. The next prime is 20455725704747. The reversal of 20455725704713 is 31740752755402.
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 20455725704713 - 25 = 20455725704681 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20455725704773) 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 7 ways as a sum of consecutive naturals, for example, 59892213 + ... + 60232786.
It is an arithmetic number, because the mean of its divisors is an integer number (2753865625000).
Almost surely, 220455725704713 is an apocalyptic number.
It is an amenable number.
20455725704713 is a deficient number, since it is larger than the sum of its proper divisors (1575199295287).
20455725704713 is a wasteful number, since it uses less digits than its factorization.
20455725704713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120138111.
The product of its (nonzero) digits is 8232000, while the sum is 52.
The spelling of 20455725704713 in words is "twenty trillion, four hundred fifty-five billion, seven hundred twenty-five million, seven hundred four thousand, seven hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •