Base | Representation |
---|---|
bin | 1011110000111101101… |
… | …1000010111011111101 |
3 | 201022201020121011210101 |
4 | 2330033123002323331 |
5 | 11302421241223234 |
6 | 232504220241101 |
7 | 20413530306202 |
oct | 2741733027375 |
9 | 638636534711 |
10 | 202122211069 |
11 | 787a079a849 |
12 | 3320a3a0191 |
13 | 160a1bb597c |
14 | 9ad5cadca9 |
15 | 53ce927814 |
hex | 2f0f6c2efd |
202122211069 has 2 divisors, whose sum is σ = 202122211070. Its totient is φ = 202122211068.
The previous prime is 202122210973. The next prime is 202122211099. The reversal of 202122211069 is 960112221202.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 103723931844 + 98398279225 = 322062^2 + 313685^2 .
It is a cyclic number.
It is not a de Polignac number, because 202122211069 - 223 = 202113822461 is a prime.
It is a super-2 number, since 2×2021222110692 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (202122211099) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101061105534 + 101061105535.
It is an arithmetic number, because the mean of its divisors is an integer number (101061105535).
Almost surely, 2202122211069 is an apocalyptic number.
It is an amenable number.
202122211069 is a deficient number, since it is larger than the sum of its proper divisors (1).
202122211069 is an equidigital number, since it uses as much as digits as its factorization.
202122211069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 28.
The spelling of 202122211069 in words is "two hundred two billion, one hundred twenty-two million, two hundred eleven thousand, sixty-nine".
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