Base | Representation |
---|---|
bin | 10010111010100101… |
… | …010000111110001011 |
3 | 1221102110020001221011 |
4 | 102322211100332023 |
5 | 313043402401303 |
6 | 13155210024351 |
7 | 1316206565446 |
oct | 227245207613 |
9 | 57373201834 |
10 | 20310200203 |
11 | 8682640027 |
12 | 3b29a180b7 |
13 | 1bb8a37457 |
14 | da959265d |
15 | 7dd0e216d |
hex | 4ba950f8b |
20310200203 has 8 divisors (see below), whose sum is σ = 21606840720. Its totient is φ = 19024884480.
The previous prime is 20310200189. The next prime is 20310200221. The reversal of 20310200203 is 30200201302.
It is a happy number.
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 20310200203 - 25 = 20310200171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20310200243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827498 + ... + 2834671.
It is an arithmetic number, because the mean of its divisors is an integer number (2700855090).
Almost surely, 220310200203 is an apocalyptic number.
20310200203 is a deficient number, since it is larger than the sum of its proper divisors (1296640517).
20310200203 is a wasteful number, since it uses less digits than its factorization.
20310200203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5662397.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 20310200203 its reverse (30200201302), we get a palindrome (50510401505).
The spelling of 20310200203 in words is "twenty billion, three hundred ten million, two hundred thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •