Base | Representation |
---|---|
bin | 100110111011… |
… | …0111101011011 |
3 | 1102101221112110 |
4 | 1031312331123 |
5 | 20211111303 |
6 | 2005243403 |
7 | 335324652 |
oct | 115667533 |
9 | 42357473 |
10 | 20410203 |
11 | 10580540 |
12 | 6a03563 |
13 | 42c8058 |
14 | 29d4199 |
15 | 1bd2703 |
hex | 1376f5b |
20410203 has 16 divisors (see below), whose sum is σ = 30067200. Its totient is φ = 12211680.
The previous prime is 20410189. The next prime is 20410213. The reversal of 20410203 is 30201402.
It is not a de Polignac number, because 20410203 - 26 = 20410139 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20410213) 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 15 ways as a sum of consecutive naturals, for example, 1308 + ... + 6521.
It is an arithmetic number, because the mean of its divisors is an integer number (1879200).
Almost surely, 220410203 is an apocalyptic number.
20410203 is a deficient number, since it is larger than the sum of its proper divisors (9656997).
20410203 is a wasteful number, since it uses less digits than its factorization.
20410203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7922.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 20410203 is about 4517.7652661465. The cubic root of 20410203 is about 273.2849873181.
Adding to 20410203 its reverse (30201402), we get a palindrome (50611605).
The spelling of 20410203 in words is "twenty million, four hundred ten thousand, two hundred three".
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