Base | Representation |
---|---|
bin | 10011000010111100… |
… | …10001110111000101 |
3 | 222101121122010112012 |
4 | 21201132101313011 |
5 | 131420131341041 |
6 | 4410350504005 |
7 | 511251202352 |
oct | 114136216705 |
9 | 28347563465 |
10 | 10225262021 |
11 | 4377991777 |
12 | 1b94505005 |
13 | c6c57b000 |
14 | 6d003d629 |
15 | 3eca573eb |
hex | 261791dc5 |
10225262021 has 16 divisors (see below), whose sum is σ = 11376447600. Its totient is φ = 9183530304.
The previous prime is 10225262011. The next prime is 10225262027. The reversal of 10225262021 is 12026252201.
10225262021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 4958131396 + 5267130625 = 70414^2 + 72575^2 .
It is not a de Polignac number, because 10225262021 - 230 = 9151520197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10225262027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18395 + ... + 144183.
It is an arithmetic number, because the mean of its divisors is an integer number (711027975).
Almost surely, 210225262021 is an apocalyptic number.
It is an amenable number.
10225262021 is a deficient number, since it is larger than the sum of its proper divisors (1151185579).
10225262021 is an equidigital number, since it uses as much as digits as its factorization.
10225262021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125865 (or 125839 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The spelling of 10225262021 in words is "ten billion, two hundred twenty-five million, two hundred sixty-two thousand, twenty-one".
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