Base | Representation |
---|---|
bin | 1100100011001… |
… | …00100110111001 |
3 | 21100002020212101 |
4 | 12101210212321 |
5 | 203422112224 |
6 | 14240143401 |
7 | 2415530500 |
oct | 621444671 |
9 | 240066771 |
10 | 105269689 |
11 | 54470748 |
12 | 2b307b61 |
13 | 18a6a275 |
14 | dda3837 |
15 | 9396044 |
hex | 64649b9 |
105269689 has 12 divisors (see below), whose sum is σ = 127782144. Its totient is φ = 86307144.
The previous prime is 105269687. The next prime is 105269741. The reversal of 105269689 is 986962501.
It is not a de Polignac number, because 105269689 - 21 = 105269687 is a prime.
It is a super-2 number, since 2×1052696892 = 22163414844313442, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105269687) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45577 + ... + 47830.
It is an arithmetic number, because the mean of its divisors is an integer number (10648512).
Almost surely, 2105269689 is an apocalyptic number.
It is an amenable number.
105269689 is a deficient number, since it is larger than the sum of its proper divisors (22512455).
105269689 is an equidigital number, since it uses as much as digits as its factorization.
105269689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93444 (or 93437 counting only the distinct ones).
The product of its (nonzero) digits is 233280, while the sum is 46.
The square root of 105269689 is about 10260.1018026139. The cubic root of 105269689 is about 472.1729607072.
The spelling of 105269689 in words is "one hundred five million, two hundred sixty-nine thousand, six hundred eighty-nine".
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