Base | Representation |
---|---|
bin | 11100001000000011… |
… | …111100000100110111 |
3 | 2212221200200001000112 |
4 | 130020003330010313 |
5 | 443322201140203 |
6 | 21512415133235 |
7 | 2116245642224 |
oct | 341003740467 |
9 | 85850601015 |
10 | 30200021303 |
11 | 11898140aa1 |
12 | 5a29b1421b |
13 | 2b03958cba |
14 | 1666c3494b |
15 | bbb4896d8 |
hex | 7080fc137 |
30200021303 has 4 divisors (see below), whose sum is σ = 30311460768. Its totient is φ = 30088581840.
The previous prime is 30200021287. The next prime is 30200021309. The reversal of 30200021303 is 30312000203.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30312000203 = 20873 ⋅1452211.
It is a cyclic number.
It is not a de Polignac number, because 30200021303 - 24 = 30200021287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30200021309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55719326 + ... + 55719867.
It is an arithmetic number, because the mean of its divisors is an integer number (7577865192).
Almost surely, 230200021303 is an apocalyptic number.
30200021303 is a deficient number, since it is larger than the sum of its proper divisors (111439465).
30200021303 is a wasteful number, since it uses less digits than its factorization.
30200021303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111439464.
The product of its (nonzero) digits is 108, while the sum is 14.
Adding to 30200021303 its reverse (30312000203), we get a palindrome (60512021506).
The spelling of 30200021303 in words is "thirty billion, two hundred million, twenty-one thousand, three hundred three".
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