Base | Representation |
---|---|
bin | 1000110010110000101… |
… | …11101010101110000101 |
3 | 1001212211222110222201021 |
4 | 10121120113222232011 |
5 | 14422230324410041 |
6 | 350444033031141 |
7 | 30554033155621 |
oct | 4313027525605 |
9 | 1055758428637 |
10 | 302130310021 |
11 | 1071507577a1 |
12 | 4a67a9b54b1 |
13 | 2264c29c897 |
14 | 108a203c181 |
15 | 7cd4711cd1 |
hex | 46585eab85 |
302130310021 has 8 divisors (see below), whose sum is σ = 304678579680. Its totient is φ = 299591257392.
The previous prime is 302130310019. The next prime is 302130310049. The reversal of 302130310021 is 120013031203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 302130310021 - 21 = 302130310019 is a prime.
It is a super-3 number, since 3×3021303100213 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 302130309977 and 302130310004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302130310091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2238415 + ... + 2369548.
It is an arithmetic number, because the mean of its divisors is an integer number (38084822460).
Almost surely, 2302130310021 is an apocalyptic number.
It is an amenable number.
302130310021 is a deficient number, since it is larger than the sum of its proper divisors (2548269659).
302130310021 is a wasteful number, since it uses less digits than its factorization.
302130310021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4608515.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 302130310021 its reverse (120013031203), we get a palindrome (422143341224).
The spelling of 302130310021 in words is "three hundred two billion, one hundred thirty million, three hundred ten thousand, twenty-one".
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