Base | Representation |
---|---|
bin | 1001001001100110010100… |
… | …11000110100111000000101 |
3 | 2122020112212122022100201211 |
4 | 10210303022120310320011 |
5 | 10114130323203221013 |
6 | 110443245310251421 |
7 | 4144460455536310 |
oct | 444631230647005 |
9 | 78215778270654 |
10 | 20121022320133 |
11 | 6458306600429 |
12 | 230b7097b6b71 |
13 | b2c534221757 |
14 | 4d7c11281977 |
15 | 24d5d997b23d |
hex | 124cca634e05 |
20121022320133 has 8 divisors (see below), whose sum is σ = 23530232082368. Its totient is φ = 16845507058464.
The previous prime is 20121022320121. The next prime is 20121022320149. The reversal of 20121022320133 is 33102322012102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20121022320133 - 213 = 20121022311941 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 (20121022320103) 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, 33423624816 + ... + 33423625417.
It is an arithmetic number, because the mean of its divisors is an integer number (2941279010296).
Almost surely, 220121022320133 is an apocalyptic number.
It is an amenable number.
20121022320133 is a deficient number, since it is larger than the sum of its proper divisors (3409209762235).
20121022320133 is an equidigital number, since it uses as much as digits as its factorization.
20121022320133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66847250283.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 20121022320133 its reverse (33102322012102), we get a palindrome (53223344332235).
The spelling of 20121022320133 in words is "twenty trillion, one hundred twenty-one billion, twenty-two million, three hundred twenty thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •