Base | Representation |
---|---|
bin | 1011110100111110101… |
… | …1101111100111101101 |
3 | 201102111101021022020100 |
4 | 2331033223233213231 |
5 | 11312123241031341 |
6 | 233203212141313 |
7 | 20452331210550 |
oct | 2751753574755 |
9 | 642441238210 |
10 | 203200330221 |
11 | 791a431a709 |
12 | 3346b467839 |
13 | 162143750b5 |
14 | 9b99154697 |
15 | 54443da3b6 |
hex | 2f4faef9ed |
203200330221 has 24 divisors (see below), whose sum is σ = 335454941120. Its totient is φ = 116109930816.
The previous prime is 203200330219. The next prime is 203200330283. The reversal of 203200330221 is 122033002302.
It is a happy number.
203200330221 is a `hidden beast` number, since 20 + 320 + 0 + 3 + 302 + 21 = 666.
It is not a de Polignac number, because 203200330221 - 21 = 203200330219 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 203200330194 and 203200330203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203200332221) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2197050 + ... + 2287668.
Almost surely, 2203200330221 is an apocalyptic number.
203200330221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
203200330221 is a deficient number, since it is larger than the sum of its proper divisors (132254610899).
203200330221 is a wasteful number, since it uses less digits than its factorization.
203200330221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126225 (or 126222 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 203200330221 its reverse (122033002302), we get a palindrome (325233332523).
The spelling of 203200330221 in words is "two hundred three billion, two hundred million, three hundred thirty thousand, two hundred twenty-one".
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