Base | Representation |
---|---|
bin | 1011110000100101110… |
… | …1100010101001100101 |
3 | 201022110021102012002012 |
4 | 2330021131202221211 |
5 | 11302220140430312 |
6 | 232450244524005 |
7 | 20411204245352 |
oct | 2741135425145 |
9 | 638407365065 |
10 | 202022201957 |
11 | 7874a2a2494 |
12 | 331a09b0605 |
13 | 1608726ac94 |
14 | 9ac68b9629 |
15 | 53c5c70322 |
hex | 2f09762a65 |
202022201957 has 2 divisors, whose sum is σ = 202022201958. Its totient is φ = 202022201956.
The previous prime is 202022201951. The next prime is 202022202007. The reversal of 202022201957 is 759102220202.
It is a happy number.
202022201957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 102245818081 + 99776383876 = 319759^2 + 315874^2 .
It is a cyclic number.
It is not a de Polignac number, because 202022201957 - 26 = 202022201893 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (202022201951) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101011100978 + 101011100979.
It is an arithmetic number, because the mean of its divisors is an integer number (101011100979).
Almost surely, 2202022201957 is an apocalyptic number.
It is an amenable number.
202022201957 is a deficient number, since it is larger than the sum of its proper divisors (1).
202022201957 is an equidigital number, since it uses as much as digits as its factorization.
202022201957 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10080, while the sum is 32.
It can be divided in two parts, 20202220195 and 7, that added together give a palindrome (20202220202).
The spelling of 202022201957 in words is "two hundred two billion, twenty-two million, two hundred one thousand, nine hundred fifty-seven".
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