Base | Representation |
---|---|
bin | 1110111111001… |
… | …10011100011001 |
3 | 22202120110111210 |
4 | 13133212130121 |
5 | 224141140231 |
6 | 20250413333 |
7 | 3054432363 |
oct | 737463431 |
9 | 282513453 |
10 | 125724441 |
11 | 64a716a7 |
12 | 36131249 |
13 | 2007c67b |
14 | 129a9d33 |
15 | b086a46 |
hex | 77e6719 |
125724441 has 8 divisors (see below), whose sum is σ = 167685984. Its totient is φ = 83789600.
The previous prime is 125724439. The next prime is 125724449. The reversal of 125724441 is 144427521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 125724441 - 21 = 125724439 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 125724399 and 125724408.
It is not an unprimeable number, because it can be changed into a prime (125724449) 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 7 ways as a sum of consecutive naturals, for example, 11005 + ... + 19301.
It is an arithmetic number, because the mean of its divisors is an integer number (20960748).
Almost surely, 2125724441 is an apocalyptic number.
It is an amenable number.
125724441 is a deficient number, since it is larger than the sum of its proper divisors (41961543).
125724441 is an equidigital number, since it uses as much as digits as its factorization.
125724441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13351.
The product of its digits is 8960, while the sum is 30.
The square root of 125724441 is about 11212.6910686061. The cubic root of 125724441 is about 500.9640613102.
The spelling of 125724441 in words is "one hundred twenty-five million, seven hundred twenty-four thousand, four hundred forty-one".
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