Base | Representation |
---|---|
bin | 10010110100000000… |
… | …111101100011101011 |
3 | 1221010202220100101102 |
4 | 102310000331203223 |
5 | 312332201121303 |
6 | 13140232312015 |
7 | 1313401224116 |
oct | 226400754353 |
9 | 57122810342 |
10 | 20200020203 |
11 | 8626426180 |
12 | 3ab8b4260b |
13 | 1b9bc6b19c |
14 | d98ab157d |
15 | 7d35cb288 |
hex | 4b403d8eb |
20200020203 has 8 divisors (see below), whose sum is σ = 22250332416. Its totient is φ = 18185365800.
The previous prime is 20200020163. The next prime is 20200020257. The reversal of 20200020203 is 30202000202.
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 20200020203 - 28 = 20200019947 is a prime.
It is a super-2 number, since 2×202000202032 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (11).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20200020403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8913263 + ... + 8915528.
It is an arithmetic number, because the mean of its divisors is an integer number (2781291552).
Almost surely, 220200020203 is an apocalyptic number.
20200020203 is a deficient number, since it is larger than the sum of its proper divisors (2050312213).
20200020203 is a wasteful number, since it uses less digits than its factorization.
20200020203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17828905.
The product of its (nonzero) digits is 48, while the sum is 11.
Adding to 20200020203 its reverse (30202000202), we get a palindrome (50402020405).
The spelling of 20200020203 in words is "twenty billion, two hundred million, twenty thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •