Base | Representation |
---|---|
bin | 11100001110010101… |
… | …010111111001100011 |
3 | 2220020000200110112021 |
4 | 130032111113321203 |
5 | 444031121130021 |
6 | 21531054442311 |
7 | 2121664263103 |
oct | 341625277143 |
9 | 86200613467 |
10 | 30305255011 |
11 | 119415876a9 |
12 | 5a59203397 |
13 | 2b1c6b2a75 |
14 | 1676bc9203 |
15 | bc5824c41 |
hex | 70e557e63 |
30305255011 has 8 divisors (see below), whose sum is σ = 30454732800. Its totient is φ = 30155832840.
The previous prime is 30305254981. The next prime is 30305255051. The reversal of 30305255011 is 11055250303.
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 30305255011 - 25 = 30305254979 is a prime.
It is a super-2 number, since 2×303052550112 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30305255051) 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, 1458030 + ... + 1478668.
It is an arithmetic number, because the mean of its divisors is an integer number (3806841600).
Almost surely, 230305255011 is an apocalyptic number.
30305255011 is a deficient number, since it is larger than the sum of its proper divisors (149477789).
30305255011 is a wasteful number, since it uses less digits than its factorization.
30305255011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27809.
The product of its (nonzero) digits is 2250, while the sum is 25.
The spelling of 30305255011 in words is "thirty billion, three hundred five million, two hundred fifty-five thousand, eleven".
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