Base | Representation |
---|---|
bin | 10011000010011100… |
… | …11101001010000101 |
3 | 222101022211101111101 |
4 | 21201032131022011 |
5 | 131413101121424 |
6 | 4410121540101 |
7 | 511201015102 |
oct | 114116351205 |
9 | 28338741441 |
10 | 10221113989 |
11 | 4375609249 |
12 | 1b93044631 |
13 | c6b757c58 |
14 | 6cd67daa9 |
15 | 3ec4d8344 |
hex | 26139d285 |
10221113989 has 2 divisors, whose sum is σ = 10221113990. Its totient is φ = 10221113988.
The previous prime is 10221113977. The next prime is 10221114019. The reversal of 10221113989 is 98931112201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5903309889 + 4317804100 = 76833^2 + 65710^2 .
It is a cyclic number.
It is not a de Polignac number, because 10221113989 - 233 = 1631179397 is a prime.
It is a super-2 number, since 2×102211139892 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10221113909) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110556994 + 5110556995.
It is an arithmetic number, because the mean of its divisors is an integer number (5110556995).
Almost surely, 210221113989 is an apocalyptic number.
It is an amenable number.
10221113989 is a deficient number, since it is larger than the sum of its proper divisors (1).
10221113989 is an equidigital number, since it uses as much as digits as its factorization.
10221113989 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7776, while the sum is 37.
The spelling of 10221113989 in words is "ten billion, two hundred twenty-one million, one hundred thirteen thousand, nine hundred eighty-nine".
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