Base | Representation |
---|---|
bin | 11100001111110011… |
… | …110011101001101101 |
3 | 2220021202021011021220 |
4 | 130033303303221231 |
5 | 444103440311341 |
6 | 21533341213553 |
7 | 2122414555530 |
oct | 341763635155 |
9 | 86252234256 |
10 | 30330010221 |
11 | 11954555655 |
12 | 5a655612b9 |
13 | 2b2486c714 |
14 | 167a1d0a17 |
15 | bc7ab4a66 |
hex | 70fcf3a6d |
30330010221 has 8 divisors (see below), whose sum is σ = 46217158464. Its totient is φ = 17331434400.
The previous prime is 30330010211. The next prime is 30330010241. The reversal of 30330010221 is 12201003303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30330010221 - 26 = 30330010157 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30330010221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30330010201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722143080 + ... + 722143121.
It is an arithmetic number, because the mean of its divisors is an integer number (5777144808).
Almost surely, 230330010221 is an apocalyptic number.
It is an amenable number.
30330010221 is a deficient number, since it is larger than the sum of its proper divisors (15887148243).
30330010221 is a wasteful number, since it uses less digits than its factorization.
30330010221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1444286211.
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 30330010221 its reverse (12201003303), we get a palindrome (42531013524).
The spelling of 30330010221 in words is "thirty billion, three hundred thirty million, ten thousand, two hundred twenty-one".
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