Base | Representation |
---|---|
bin | 100110111010… |
… | …101011010101 |
3 | 201012022020221 |
4 | 212322223111 |
5 | 10102424223 |
6 | 1002354341 |
7 | 152466616 |
oct | 46725325 |
9 | 21168227 |
10 | 10201813 |
11 | 5838856 |
12 | 34bb9b1 |
13 | 216269b |
14 | 14d7c0d |
15 | d67b5d |
hex | 9baad5 |
10201813 has 2 divisors, whose sum is σ = 10201814. Its totient is φ = 10201812.
The previous prime is 10201799. The next prime is 10201817. The reversal of 10201813 is 31810201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7711729 + 2490084 = 2777^2 + 1578^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10201813 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10201817) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100906 + 5100907.
It is an arithmetic number, because the mean of its divisors is an integer number (5100907).
Almost surely, 210201813 is an apocalyptic number.
It is an amenable number.
10201813 is a deficient number, since it is larger than the sum of its proper divisors (1).
10201813 is an equidigital number, since it uses as much as digits as its factorization.
10201813 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48, while the sum is 16.
The square root of 10201813 is about 3194.0277080827. The cubic root of 10201813 is about 216.8831369740.
The spelling of 10201813 in words is "ten million, two hundred one thousand, eight hundred thirteen".
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