Base | Representation |
---|---|
bin | 10010101001111001… |
… | …101010100100010100 |
3 | 1220200221121110101121 |
4 | 102221321222210110 |
5 | 312010231212002 |
6 | 13111331333324 |
7 | 1306241016604 |
oct | 225171524424 |
9 | 56627543347 |
10 | 20030335252 |
11 | 8549669384 |
12 | 3a70151244 |
13 | 1b72a693a5 |
14 | d80340c04 |
15 | 7c375e237 |
hex | 4a9e6a914 |
20030335252 has 12 divisors (see below), whose sum is σ = 35363291796. Its totient is φ = 9926537600.
The previous prime is 20030335229. The next prime is 20030335253. The reversal of 20030335252 is 25253303002.
It can be written as a sum of positive squares in 2 ways, for example, as 286151056 + 19744184196 = 16916^2 + 140514^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20030335253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22156999 + ... + 22157902.
It is an arithmetic number, because the mean of its divisors is an integer number (2946940983).
Almost surely, 220030335252 is an apocalyptic number.
It is an amenable number.
20030335252 is a deficient number, since it is larger than the sum of its proper divisors (15332956544).
20030335252 is a wasteful number, since it uses less digits than its factorization.
20030335252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44315018 (or 44315016 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 25.
Adding to 20030335252 its reverse (25253303002), we get a palindrome (45283638254).
The spelling of 20030335252 in words is "twenty billion, thirty million, three hundred thirty-five thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •