Base | Representation |
---|---|
bin | 1010000000111001110111… |
… | …10100110101010001011111 |
3 | 2212222012211022221220022002 |
4 | 11000130323310311101133 |
5 | 10341244111031011111 |
6 | 114500240202112515 |
7 | 4431662240223110 |
oct | 500347364652137 |
9 | 85865738856262 |
10 | 22021301032031 |
11 | 70201aa37a524 |
12 | 2577a611ab73b |
13 | c397a492c672 |
14 | 561b9db02207 |
15 | 282c57e2563b |
hex | 14073bd3545f |
22021301032031 has 32 divisors (see below), whose sum is σ = 27373801697280. Its totient is φ = 17281174749696.
The previous prime is 22021301032013. The next prime is 22021301032097. The reversal of 22021301032031 is 13023010312022.
It is a cyclic number.
It is not a de Polignac number, because 22021301032031 - 238 = 21746423125087 is a prime.
It is a super-2 number, since 2×220213010320312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22021301031994 and 22021301032012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22021301032231) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19723730 + ... + 20810288.
It is an arithmetic number, because the mean of its divisors is an integer number (855431303040).
Almost surely, 222021301032031 is an apocalyptic number.
22021301032031 is a deficient number, since it is larger than the sum of its proper divisors (5352500665249).
22021301032031 is a wasteful number, since it uses less digits than its factorization.
22021301032031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1091223.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 22021301032031 its reverse (13023010312022), we get a palindrome (35044311344053).
The spelling of 22021301032031 in words is "twenty-two trillion, twenty-one billion, three hundred one million, thirty-two thousand, thirty-one".
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