Base | Representation |
---|---|
bin | 1110111100110… |
… | …10000001110011 |
3 | 22201222120011021 |
4 | 13132122001303 |
5 | 224101131233 |
6 | 20240000311 |
7 | 3051660013 |
oct | 736320163 |
9 | 281876137 |
10 | 125411443 |
11 | 64878523 |
12 | 36000097 |
13 | 1cca0071 |
14 | 12927c43 |
15 | b023e2d |
hex | 779a073 |
125411443 has 4 divisors (see below), whose sum is σ = 126210400. Its totient is φ = 124612488.
The previous prime is 125411441. The next prime is 125411453. The reversal of 125411443 is 344114521.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344114521 = 227 ⋅1515923.
It is a cyclic number.
It is not a de Polignac number, because 125411443 - 21 = 125411441 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (125411441) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399243 + ... + 399556.
It is an arithmetic number, because the mean of its divisors is an integer number (31552600).
Almost surely, 2125411443 is an apocalyptic number.
125411443 is a deficient number, since it is larger than the sum of its proper divisors (798957).
125411443 is an equidigital number, since it uses as much as digits as its factorization.
125411443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 798956.
The product of its digits is 1920, while the sum is 25.
The square root of 125411443 is about 11198.7250613630. The cubic root of 125411443 is about 500.5479898615.
Adding to 125411443 its reverse (344114521), we get a palindrome (469525964).
The spelling of 125411443 in words is "one hundred twenty-five million, four hundred eleven thousand, four hundred forty-three".
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