Base | Representation |
---|---|
bin | 11101101111111111111… |
… | …11111110111101101010 |
3 | 10121201111000210122221200 |
4 | 32313333333332331222 |
5 | 113221432231242302 |
6 | 2101332044545030 |
7 | 133565060304453 |
oct | 16677777767552 |
9 | 3551430718850 |
10 | 1022202212202 |
11 | 3645715555a6 |
12 | 146139552176 |
13 | 75515c9aa02 |
14 | 37690dc412a |
15 | 1b8ca9d981c |
hex | edffffef6a |
1022202212202 has 12 divisors (see below), whose sum is σ = 2214771459810. Its totient is φ = 340734070728.
The previous prime is 1022202212201. The next prime is 1022202212209. The reversal of 1022202212202 is 2022122022201.
1022202212202 is a `hidden beast` number, since 1 + 0 + 2 + 220 + 221 + 220 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 967624375041 + 54577837161 = 983679^2 + 233619^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 56789011789 = 1022202212202 / (1 + 0 + 2 + 2 + 2 + 0 + 2 + 2 + 1 + 2 + 2 + 0 + 2).
It is not an unprimeable number, because it can be changed into a prime (1022202212201) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28394505877 + ... + 28394505912.
Almost surely, 21022202212202 is an apocalyptic number.
1022202212202 is an abundant number, since it is smaller than the sum of its proper divisors (1192569247608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022202212202 is a wasteful number, since it uses less digits than its factorization.
1022202212202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56789011797 (or 56789011794 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 1022202212202 its reverse (2022122022201), we get a palindrome (3044324234403).
The spelling of 1022202212202 in words is "one trillion, twenty-two billion, two hundred two million, two hundred twelve thousand, two hundred two".
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