Base | Representation |
---|---|
bin | 1110111100001… |
… | …00111110011101 |
3 | 22201211011212120 |
4 | 13132010332131 |
5 | 224040401323 |
6 | 20234053153 |
7 | 3051150426 |
oct | 736047635 |
9 | 281734776 |
10 | 125325213 |
11 | 64819762 |
12 | 35b7a1b9 |
13 | 1cc6ca40 |
14 | 1290464d |
15 | b0085e3 |
hex | 7784f9d |
125325213 has 16 divisors (see below), whose sum is σ = 180290880. Its totient is φ = 76978944.
The previous prime is 125325209. The next prime is 125325227. The reversal of 125325213 is 312523521.
It is a happy number.
It is not a de Polignac number, because 125325213 - 22 = 125325209 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125325283) 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 15 ways as a sum of consecutive naturals, for example, 20418 + ... + 25836.
It is an arithmetic number, because the mean of its divisors is an integer number (11268180).
Almost surely, 2125325213 is an apocalyptic number.
125325213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
125325213 is a deficient number, since it is larger than the sum of its proper divisors (54965667).
125325213 is a wasteful number, since it uses less digits than its factorization.
125325213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6028.
The product of its digits is 1800, while the sum is 24.
The square root of 125325213 is about 11194.8744075135. The cubic root of 125325213 is about 500.4332418279.
Adding to 125325213 its reverse (312523521), we get a palindrome (437848734).
The spelling of 125325213 in words is "one hundred twenty-five million, three hundred twenty-five thousand, two hundred thirteen".
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