Base | Representation |
---|---|
bin | 11100001001010000… |
… | …010001110100100001 |
3 | 2220000002022202100002 |
4 | 130021100101310201 |
5 | 443342312031223 |
6 | 21514412105345 |
7 | 2116611021251 |
oct | 341120216441 |
9 | 86002282302 |
10 | 30220033313 |
11 | 118a846a348 |
12 | 5a34765255 |
13 | 2b07b44a22 |
14 | 1669763961 |
15 | bbd0dde28 |
hex | 709411d21 |
30220033313 has 2 divisors, whose sum is σ = 30220033314. Its totient is φ = 30220033312.
The previous prime is 30220033237. The next prime is 30220033369. The reversal of 30220033313 is 31333002203.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 17115965584 + 13104067729 = 130828^2 + 114473^2 .
It is an emirp because it is prime and its reverse (31333002203) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30220033313 - 222 = 30215839009 is a prime.
It is not a weakly prime, because it can be changed into another prime (30220038313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110016656 + 15110016657.
It is an arithmetic number, because the mean of its divisors is an integer number (15110016657).
Almost surely, 230220033313 is an apocalyptic number.
It is an amenable number.
30220033313 is a deficient number, since it is larger than the sum of its proper divisors (1).
30220033313 is an equidigital number, since it uses as much as digits as its factorization.
30220033313 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 972, while the sum is 20.
Adding to 30220033313 its reverse (31333002203), we get a palindrome (61553035516).
The spelling of 30220033313 in words is "thirty billion, two hundred twenty million, thirty-three thousand, three hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •