Base | Representation |
---|---|
bin | 1101101001001011011110… |
… | …00101010010110010100100 |
3 | 10221020011221121121122000022 |
4 | 12310211233011102302210 |
5 | 12413024011304034340 |
6 | 143450454115534312 |
7 | 6214405511065646 |
oct | 664455705226244 |
9 | 127204847548008 |
10 | 30002210221220 |
11 | 9617958571a66 |
12 | 34467675ba398 |
13 | 139827230c063 |
14 | 75a186b28896 |
15 | 37065dd643b5 |
hex | 1b496f152ca4 |
30002210221220 has 12 divisors (see below), whose sum is σ = 63004641464604. Its totient is φ = 12000884088480.
The previous prime is 30002210221211. The next prime is 30002210221231. The reversal of 30002210221220 is 2212201220003.
It can be written as a sum of positive squares in 2 ways, for example, as 12716755395136 + 17285454826084 = 3566056^2 + 4157578^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750055255511 + ... + 750055255550.
It is an arithmetic number, because the mean of its divisors is an integer number (5250386788717).
Almost surely, 230002210221220 is an apocalyptic number.
It is an amenable number.
30002210221220 is an abundant number, since it is smaller than the sum of its proper divisors (33002431243384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30002210221220 is a wasteful number, since it uses less digits than its factorization.
30002210221220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1500110511070 (or 1500110511068 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 30002210221220 its reverse (2212201220003), we get a palindrome (32214411441223).
The spelling of 30002210221220 in words is "thirty trillion, two billion, two hundred ten million, two hundred twenty-one thousand, two hundred twenty".
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