Base | Representation |
---|---|
bin | 1101110010001100101111… |
… | …11100001000110000110100 |
3 | 10222022210220200121220201122 |
4 | 12321012113330020300310 |
5 | 12433113222113111040 |
6 | 144245111331443112 |
7 | 6245656631054441 |
oct | 671062774106064 |
9 | 128283820556648 |
10 | 30312133332020 |
11 | 9727338037281 |
12 | 3496840156498 |
13 | 13bb563c16957 |
14 | 76b187ad69c8 |
15 | 37874c7941b5 |
hex | 1b9197f08c34 |
30312133332020 has 96 divisors (see below), whose sum is σ = 64311707376000. Its totient is φ = 12000182964224.
The previous prime is 30312133332017. The next prime is 30312133332071. The reversal of 30312133332020 is 2023333121303.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6200065736 + ... + 6200070624.
It is an arithmetic number, because the mean of its divisors is an integer number (669913618500).
Almost surely, 230312133332020 is an apocalyptic number.
It is an amenable number.
30312133332020 is an abundant number, since it is smaller than the sum of its proper divisors (33999574043980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30312133332020 is a wasteful number, since it uses less digits than its factorization.
30312133332020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8417 (or 8415 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 26.
Adding to 30312133332020 its reverse (2023333121303), we get a palindrome (32335466453323).
The spelling of 30312133332020 in words is "thirty trillion, three hundred twelve billion, one hundred thirty-three million, three hundred thirty-two thousand, twenty".
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