Base | Representation |
---|---|
bin | 1001001111110001110001… |
… | …00000111010000111101111 |
3 | 2122222211212021010002112102 |
4 | 10213320320200322013233 |
5 | 10131120121233030111 |
6 | 111124555541525315 |
7 | 4166014464414035 |
oct | 447707040720757 |
9 | 78884767102472 |
10 | 20333323330031 |
11 | 652a34aa27408 |
12 | 2344898a1383b |
13 | b46568b67aba |
14 | 5041d0d38555 |
15 | 253db2cce13b |
hex | 127e3883a1ef |
20333323330031 has 16 divisors (see below), whose sum is σ = 22033609567200. Its totient is φ = 18694241584128.
The previous prime is 20333323330007. The next prime is 20333323330037. The reversal of 20333323330031 is 13003332333302.
It is a cyclic number.
It is not a de Polignac number, because 20333323330031 - 238 = 20058445423087 is a prime.
It is a super-2 number, since 2×203333233300312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20333323329976 and 20333323330003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20333323330037) 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, 80832716 + ... + 81083873.
It is an arithmetic number, because the mean of its divisors is an integer number (1377100597950).
Almost surely, 220333323330031 is an apocalyptic number.
20333323330031 is a deficient number, since it is larger than the sum of its proper divisors (1700286237169).
20333323330031 is a wasteful number, since it uses less digits than its factorization.
20333323330031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161916778.
The product of its (nonzero) digits is 26244, while the sum is 29.
Adding to 20333323330031 its reverse (13003332333302), we get a palindrome (33336655663333).
The spelling of 20333323330031 in words is "twenty trillion, three hundred thirty-three billion, three hundred twenty-three million, three hundred thirty thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •