Base | Representation |
---|---|
bin | 11101011011111111010… |
… | …111000011101110111101 |
3 | 21011101111200201202121200 |
4 | 131123333113003232331 |
5 | 231120414212120210 |
6 | 4145152135450113 |
7 | 266102546430000 |
oct | 35337727035675 |
9 | 7141450652550 |
10 | 2022918863805 |
11 | 70aa07a63444 |
12 | 28807b526939 |
13 | 1189b6885c48 |
14 | 6dca469b537 |
15 | 3794a1120c0 |
hex | 1d6ff5c3bbd |
2022918863805 has 90 divisors (see below), whose sum is σ = 4091493654846. Its totient is φ = 924549189984.
The previous prime is 2022918863747. The next prime is 2022918863809. The reversal of 2022918863805 is 5083688192202.
It is a happy number.
2022918863805 is a `hidden beast` number, since 20 + 229 + 18 + 8 + 6 + 380 + 5 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1618335091044 + 404583772761 = 1272138^2 + 636069^2 .
It is not a de Polignac number, because 2022918863805 - 213 = 2022918855613 is a prime.
It is a super-2 number, since 2×20229188638052 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2022918863809) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 467508552 + ... + 467512878.
Almost surely, 22022918863805 is an apocalyptic number.
It is an amenable number.
2022918863805 is an abundant number, since it is smaller than the sum of its proper divisors (2068574791041).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2022918863805 is an frugal number, since it uses more digits than its factorization.
2022918863805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8693 (or 4342 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 54.
The spelling of 2022918863805 in words is "two trillion, twenty-two billion, nine hundred eighteen million, eight hundred sixty-three thousand, eight hundred five".
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