Base | Representation |
---|---|
bin | 10010111111111101… |
… | …10000001000011011 |
3 | 222022212111212120212 |
4 | 21133332300020123 |
5 | 131342224021222 |
6 | 4404054041335 |
7 | 510525304163 |
oct | 113776601033 |
9 | 28285455525 |
10 | 10200220187 |
11 | 4364838443 |
12 | 1b8804924b |
13 | c67320a61 |
14 | 6ca9a15a3 |
15 | 3ea75c6e2 |
hex | 25ffb021b |
10200220187 has 2 divisors, whose sum is σ = 10200220188. Its totient is φ = 10200220186.
The previous prime is 10200220171. The next prime is 10200220207. The reversal of 10200220187 is 78102200201.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10200220187 - 24 = 10200220171 is a prime.
It is not a weakly prime, because it can be changed into another prime (10200220127) 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, 5100110093 + 5100110094.
It is an arithmetic number, because the mean of its divisors is an integer number (5100110094).
Almost surely, 210200220187 is an apocalyptic number.
10200220187 is a deficient number, since it is larger than the sum of its proper divisors (1).
10200220187 is an equidigital number, since it uses as much as digits as its factorization.
10200220187 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 448, while the sum is 23.
Adding to 10200220187 its reverse (78102200201), we get a palindrome (88302420388).
The spelling of 10200220187 in words is "ten billion, two hundred million, two hundred twenty thousand, one hundred eighty-seven".
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