Base | Representation |
---|---|
bin | 11011111100010100… |
… | …011111010001111101 |
3 | 2212102222000000011100 |
4 | 123330110133101331 |
5 | 442421234030323 |
6 | 21441101043313 |
7 | 2111334401016 |
oct | 337424372175 |
9 | 85388000140 |
10 | 30003033213 |
11 | 117a6a25a1a |
12 | 5993b56539 |
13 | 2aa1bb78ba |
14 | 16489d800d |
15 | ba9027943 |
hex | 6fc51f47d |
30003033213 has 6 divisors (see below), whose sum is σ = 43337714654. Its totient is φ = 20002022136.
The previous prime is 30003033199. The next prime is 30003033257. The reversal of 30003033213 is 31233030003.
30003033213 is a `hidden beast` number, since 300 + 0 + 30 + 332 + 1 + 3 = 666.
It can be written as a sum of positive squares in only one way, i.e., 23409918009 + 6593115204 = 153003^2 + 81198^2 .
It is not a de Polignac number, because 30003033213 - 218 = 30002771069 is a prime.
It is a super-3 number, since 3×300030332133 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30003033913) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1666835170 + ... + 1666835187.
Almost surely, 230003033213 is an apocalyptic number.
It is an amenable number.
30003033213 is a deficient number, since it is larger than the sum of its proper divisors (13334681441).
30003033213 is a wasteful number, since it uses less digits than its factorization.
30003033213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3333670363 (or 3333670360 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 18.
Adding to 30003033213 its reverse (31233030003), we get a palindrome (61236063216).
The spelling of 30003033213 in words is "thirty billion, three million, thirty-three thousand, two hundred thirteen".
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