Base | Representation |
---|---|
bin | 1100101011110… |
… | …00110111110001 |
3 | 21102012202002121 |
4 | 12111320313301 |
5 | 204214320030 |
6 | 14320314241 |
7 | 2431252525 |
oct | 625706761 |
9 | 242182077 |
10 | 106401265 |
11 | 55073933 |
12 | 2b772981 |
13 | 19075339 |
14 | 101b9d85 |
15 | 951b47a |
hex | 6578df1 |
106401265 has 4 divisors (see below), whose sum is σ = 127681524. Its totient is φ = 85121008.
The previous prime is 106401257. The next prime is 106401287. The reversal of 106401265 is 562104601.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 562104601 = 113 ⋅4974377.
It can be written as a sum of positive squares in 2 ways, for example, as 84713616 + 21687649 = 9204^2 + 4657^2 .
It is a cyclic number.
It is not a de Polignac number, because 106401265 - 23 = 106401257 is a prime.
It is a super-2 number, since 2×1064012652 = 22642458387200450, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10640122 + ... + 10640131.
It is an arithmetic number, because the mean of its divisors is an integer number (31920381).
Almost surely, 2106401265 is an apocalyptic number.
It is an amenable number.
106401265 is a deficient number, since it is larger than the sum of its proper divisors (21280259).
106401265 is an equidigital number, since it uses as much as digits as its factorization.
106401265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21280258.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 106401265 is about 10315.0988846448. The cubic root of 106401265 is about 473.8587783342.
Adding to 106401265 its reverse (562104601), we get a palindrome (668505866).
The spelling of 106401265 in words is "one hundred six million, four hundred one thousand, two hundred sixty-five".
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