Base | Representation |
---|---|
bin | 1110111111100… |
… | …01110111101001 |
3 | 22202122211201010 |
4 | 13133301313221 |
5 | 224144134431 |
6 | 20251414133 |
7 | 3055016001 |
oct | 737616751 |
9 | 282584633 |
10 | 125771241 |
11 | 64aa3882 |
12 | 36154349 |
13 | 20097a6b |
14 | 129bd001 |
15 | b095846 |
hex | 77f1de9 |
125771241 has 8 divisors (see below), whose sum is σ = 176521120. Its totient is φ = 79434432.
The previous prime is 125771221. The next prime is 125771249. The reversal of 125771241 is 142177521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 125771241 - 25 = 125771209 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125771199 and 125771208.
It is not an unprimeable number, because it can be changed into a prime (125771249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103200 + ... + 1103313.
It is an arithmetic number, because the mean of its divisors is an integer number (22065140).
Almost surely, 2125771241 is an apocalyptic number.
It is an amenable number.
125771241 is a deficient number, since it is larger than the sum of its proper divisors (50749879).
125771241 is a wasteful number, since it uses less digits than its factorization.
125771241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2206535.
The product of its digits is 3920, while the sum is 30.
The square root of 125771241 is about 11214.7777953912. Note that the first 4 decimals coincide. The cubic root of 125771241 is about 501.0262136634.
The spelling of 125771241 in words is "one hundred twenty-five million, seven hundred seventy-one thousand, two hundred forty-one".
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