Base | Representation |
---|---|
bin | 11100000010010010… |
… | …010101000000010101 |
3 | 2212200221100110022200 |
4 | 130002102111000111 |
5 | 443122400131013 |
6 | 21455034315113 |
7 | 2113661245536 |
oct | 340222250025 |
9 | 85627313280 |
10 | 30103130133 |
11 | 1184848324a |
12 | 5a01588a99 |
13 | 2ab986354b |
14 | 165801268d |
15 | bb2beae73 |
hex | 702495015 |
30103130133 has 24 divisors (see below), whose sum is σ = 43626885120. Its totient is φ = 20002100640.
The previous prime is 30103130087. The next prime is 30103130177. The reversal of 30103130133 is 33103130103.
30103130133 is a `hidden beast` number, since 301 + 0 + 31 + 301 + 33 = 666.
It is not a de Polignac number, because 30103130133 - 216 = 30103064597 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30103120133) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7377988 + ... + 7382066.
It is an arithmetic number, because the mean of its divisors is an integer number (1817786880).
Almost surely, 230103130133 is an apocalyptic number.
It is an amenable number.
30103130133 is a deficient number, since it is larger than the sum of its proper divisors (13523754987).
30103130133 is a wasteful number, since it uses less digits than its factorization.
30103130133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6609 (or 6606 counting only the distinct ones).
The product of its (nonzero) digits is 243, while the sum is 18.
Adding to 30103130133 its reverse (33103130103), we get a palindrome (63206260236).
The spelling of 30103130133 in words is "thirty billion, one hundred three million, one hundred thirty thousand, one hundred thirty-three".
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