Base | Representation |
---|---|
bin | 10010111010001010… |
… | …001100000101011111 |
3 | 1221101221212110102222 |
4 | 102322022030011133 |
5 | 313040043233203 |
6 | 13154353535555 |
7 | 1316062344041 |
oct | 227212140537 |
9 | 57357773388 |
10 | 20303102303 |
11 | 86796322a0 |
12 | 3b275745bb |
13 | 1bb7420803 |
14 | da8665a91 |
15 | 7dc68e038 |
hex | 4ba28c15f |
20303102303 has 8 divisors (see below), whose sum is σ = 22149870336. Its totient is φ = 18456506200.
The previous prime is 20303102293. The next prime is 20303102357. The reversal of 20303102303 is 30320130302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20303102303 - 220 = 20302053727 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20303102003) 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, 438218 + ... + 482328.
It is an arithmetic number, because the mean of its divisors is an integer number (2768733792).
Almost surely, 220303102303 is an apocalyptic number.
20303102303 is a deficient number, since it is larger than the sum of its proper divisors (1846768033).
20303102303 is a wasteful number, since it uses less digits than its factorization.
20303102303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85965.
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 20303102303 its reverse (30320130302), we get a palindrome (50623232605).
The spelling of 20303102303 in words is "twenty billion, three hundred three million, one hundred two thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.105 sec. • engine limits •