Base | Representation |
---|---|
bin | 1011110000111101101… |
… | …0010001110111110001 |
3 | 201022201020012222002222 |
4 | 2330033122101313301 |
5 | 11302421213310342 |
6 | 232504212050425 |
7 | 20413525511240 |
oct | 2741732216761 |
9 | 638636188088 |
10 | 202122010097 |
11 | 787a0672857 |
12 | 3320a303a15 |
13 | 160a1b45357 |
14 | 9ad5c5a957 |
15 | 53ce8d7ed2 |
hex | 2f0f691df1 |
202122010097 has 4 divisors (see below), whose sum is σ = 230996582976. Its totient is φ = 173247437220.
The previous prime is 202122010087. The next prime is 202122010117. The reversal of 202122010097 is 790010221202.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 790010221202 = 2 ⋅395005110601.
It is a cyclic number.
It is not a de Polignac number, because 202122010097 - 26 = 202122010033 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202122010087) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14437286429 + ... + 14437286442.
It is an arithmetic number, because the mean of its divisors is an integer number (57749145744).
Almost surely, 2202122010097 is an apocalyptic number.
It is an amenable number.
202122010097 is a deficient number, since it is larger than the sum of its proper divisors (28874572879).
202122010097 is an equidigital number, since it uses as much as digits as its factorization.
202122010097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28874572878.
The product of its (nonzero) digits is 1008, while the sum is 26.
Adding to 202122010097 its reverse (790010221202), we get a palindrome (992132231299).
The spelling of 202122010097 in words is "two hundred two billion, one hundred twenty-two million, ten thousand, ninety-seven".
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