Base | Representation |
---|---|
bin | 1110111100101… |
… | …00101010001000 |
3 | 22201221102222122 |
4 | 13132110222020 |
5 | 224044430243 |
6 | 20235310412 |
7 | 3051535622 |
oct | 736245210 |
9 | 281842878 |
10 | 125389448 |
11 | 64862a48 |
12 | 35bab408 |
13 | 1cc93052 |
14 | 1291dc12 |
15 | b01c668 |
hex | 7794a88 |
125389448 has 36 divisors (see below), whose sum is σ = 243910485. Its totient is φ = 60430176.
The previous prime is 125389447. The next prime is 125389457. The reversal of 125389448 is 844983521.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 101163364 + 24226084 = 10058^2 + 4922^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=7918.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125389399 and 125389408.
It is not an unprimeable number, because it can be changed into a prime (125389441) 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 8 ways as a sum of consecutive naturals, for example, 1171811 + ... + 1171917.
Almost surely, 2125389448 is an apocalyptic number.
It is an amenable number.
125389448 is a deficient number, since it is larger than the sum of its proper divisors (118521037).
125389448 is an equidigital number, since it uses as much as digits as its factorization.
125389448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294 (or 146 counting only the distinct ones).
The product of its digits is 276480, while the sum is 44.
The square root of 125389448 is about 11197.7429868702. The cubic root of 125389448 is about 500.5187256613.
The spelling of 125389448 in words is "one hundred twenty-five million, three hundred eighty-nine thousand, four hundred forty-eight".
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