Base | Representation |
---|---|
bin | 1000110010100011100… |
… | …11010000100001010111 |
3 | 1001212120022002212001021 |
4 | 10121101303100201113 |
5 | 14422014121232411 |
6 | 350425054542011 |
7 | 30551224340251 |
oct | 4312163204127 |
9 | 1055508085037 |
10 | 302020102231 |
11 | 1070a4523a81 |
12 | 4a649b07907 |
13 | 226324c3a83 |
14 | 10891550cd1 |
15 | 7cc9be2a71 |
hex | 4651cd0857 |
302020102231 has 4 divisors (see below), whose sum is σ = 302127853912. Its totient is φ = 301912350552.
The previous prime is 302020102217. The next prime is 302020102259. The reversal of 302020102231 is 132201020203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 302020102231 - 211 = 302020100183 is a prime.
It is a super-2 number, since 2×3020201022312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302020102291) 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 3 ways as a sum of consecutive naturals, for example, 53871636 + ... + 53877241.
It is an arithmetic number, because the mean of its divisors is an integer number (75531963478).
Almost surely, 2302020102231 is an apocalyptic number.
302020102231 is a deficient number, since it is larger than the sum of its proper divisors (107751681).
302020102231 is a wasteful number, since it uses less digits than its factorization.
302020102231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107751680.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 302020102231 its reverse (132201020203), we get a palindrome (434221122434).
The spelling of 302020102231 in words is "three hundred two billion, twenty million, one hundred two thousand, two hundred thirty-one".
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