Base | Representation |
---|---|
bin | 10111001111010110100101… |
… | …111101111001110001110101 |
3 | 111101220012012002021212002202 |
4 | 113033112211331321301311 |
5 | 101344102312012222442 |
6 | 1001214403110314245 |
7 | 30346303041363152 |
oct | 2717264575716165 |
9 | 441805162255082 |
10 | 102210121210997 |
11 | 2a6270838a1848 |
12 | b56900a958985 |
13 | 45054b0845b17 |
14 | 1b34dd3a59229 |
15 | bc3abe573c32 |
hex | 5cf5a5f79c75 |
102210121210997 has 2 divisors, whose sum is σ = 102210121210998. Its totient is φ = 102210121210996.
The previous prime is 102210121210973. The next prime is 102210121211017. The reversal of 102210121210997 is 799012121012201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 101660456147761 + 549665063236 = 10082681^2 + 741394^2 .
It is a cyclic number.
It is not a de Polignac number, because 102210121210997 - 214 = 102210121194613 is a prime.
It is a super-3 number, since 3×1022101212109973 (a number of 43 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 102210121210997.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102210121213997) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51105060605498 + 51105060605499.
It is an arithmetic number, because the mean of its divisors is an integer number (51105060605499).
Almost surely, 2102210121210997 is an apocalyptic number.
It is an amenable number.
102210121210997 is a deficient number, since it is larger than the sum of its proper divisors (1).
102210121210997 is an equidigital number, since it uses as much as digits as its factorization.
102210121210997 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9072, while the sum is 38.
The spelling of 102210121210997 in words is "one hundred two trillion, two hundred ten billion, one hundred twenty-one million, two hundred ten thousand, nine hundred ninety-seven".
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