Base | Representation |
---|---|
bin | 1101001011110… |
… | …1111110111101 |
3 | 10212001201222221 |
4 | 3102331332331 |
5 | 103124213000 |
6 | 5253205341 |
7 | 1241035342 |
oct | 322757675 |
9 | 125051887 |
10 | 55304125 |
11 | 29243898 |
12 | 16630851 |
13 | b5c4746 |
14 | 74b87c9 |
15 | 4cc661a |
hex | 34bdfbd |
55304125 has 16 divisors (see below), whose sum is σ = 70160688. Its totient is φ = 43512000.
The previous prime is 55304113. The next prime is 55304129. The reversal of 55304125 is 52140355.
It can be written as a sum of positive squares in 8 ways, for example, as 27815076 + 27489049 = 5274^2 + 5243^2 .
It is a de Polignac number, because none of the positive numbers 2k-55304125 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55304125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55304129) 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 15 ways as a sum of consecutive naturals, for example, 3999 + ... + 11251.
It is an arithmetic number, because the mean of its divisors is an integer number (4385043).
Almost surely, 255304125 is an apocalyptic number.
It is an amenable number.
55304125 is a deficient number, since it is larger than the sum of its proper divisors (14856563).
55304125 is an equidigital number, since it uses as much as digits as its factorization.
55304125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7329 (or 7319 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 25.
The square root of 55304125 is about 7436.6743239166. The cubic root of 55304125 is about 380.9949113293.
The spelling of 55304125 in words is "fifty-five million, three hundred four thousand, one hundred twenty-five".
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