Base | Representation |
---|---|
bin | 101111100010110110… |
… | …1001101110000101111 |
3 | 100202112121102222112001 |
4 | 1133011231031300233 |
5 | 3133100402242312 |
6 | 114523223153131 |
7 | 10243106661421 |
oct | 1370555156057 |
9 | 322477388461 |
10 | 102101212207 |
11 | 3a334521a15 |
12 | 179555a57a7 |
13 | 9821c33287 |
14 | 4d28144811 |
15 | 29c8941057 |
hex | 17c5b4dc2f |
102101212207 has 2 divisors, whose sum is σ = 102101212208. Its totient is φ = 102101212206.
The previous prime is 102101212201. The next prime is 102101212217. The reversal of 102101212207 is 702212101201.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 102101212207 - 219 = 102100687919 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102101212201) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050606103 + 51050606104.
It is an arithmetic number, because the mean of its divisors is an integer number (51050606104).
Almost surely, 2102101212207 is an apocalyptic number.
102101212207 is a deficient number, since it is larger than the sum of its proper divisors (1).
102101212207 is an equidigital number, since it uses as much as digits as its factorization.
102101212207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 112, while the sum is 19.
Adding to 102101212207 its reverse (702212101201), we get a palindrome (804313313408).
The spelling of 102101212207 in words is "one hundred two billion, one hundred one million, two hundred twelve thousand, two hundred seven".
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