Base | Representation |
---|---|
bin | 1001010101100001111110… |
… | …01100111100010000110101 |
3 | 2200200202002222020020022201 |
4 | 10222300333030330100311 |
5 | 10142334444013011203 |
6 | 111355451341224501 |
7 | 4216213263563254 |
oct | 452607714742065 |
9 | 80622088206281 |
10 | 20531004032053 |
11 | 65a6171596719 |
12 | 2377067862131 |
13 | b5c0b08160b8 |
14 | 50d9c4da679b |
15 | 2590d281de1d |
hex | 12ac3f33c435 |
20531004032053 has 2 divisors, whose sum is σ = 20531004032054. Its totient is φ = 20531004032052.
The previous prime is 20531004032047. The next prime is 20531004032059. The reversal of 20531004032053 is 35023040013502.
It is a balanced prime because it is at equal distance from previous prime (20531004032047) and next prime (20531004032059).
It can be written as a sum of positive squares in only one way, i.e., 16155238732164 + 4375765299889 = 4019358^2 + 2091833^2 .
It is a cyclic number.
It is not a de Polignac number, because 20531004032053 - 213 = 20531004023861 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20531004032059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10265502016026 + 10265502016027.
It is an arithmetic number, because the mean of its divisors is an integer number (10265502016027).
Almost surely, 220531004032053 is an apocalyptic number.
It is an amenable number.
20531004032053 is a deficient number, since it is larger than the sum of its proper divisors (1).
20531004032053 is an equidigital number, since it uses as much as digits as its factorization.
20531004032053 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10800, while the sum is 28.
Adding to 20531004032053 its reverse (35023040013502), we get a palindrome (55554044045555).
The spelling of 20531004032053 in words is "twenty trillion, five hundred thirty-one billion, four million, thirty-two thousand, fifty-three".
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