Base | Representation |
---|---|
bin | 1100111011101… |
… | …0010101110001 |
3 | 10210001201011001 |
4 | 3032322111301 |
5 | 102341200000 |
6 | 5214322001 |
7 | 1226015635 |
oct | 316722561 |
9 | 123051131 |
10 | 54240625 |
11 | 2868786a |
12 | 161b9301 |
13 | b31165a |
14 | 72bcdc5 |
15 | 4b6646a |
hex | 33ba571 |
54240625 has 24 divisors (see below), whose sum is σ = 71854776. Its totient is φ = 40800000.
The previous prime is 54240623. The next prime is 54240653. The reversal of 54240625 is 52604245.
It can be written as a sum of positive squares in 12 ways, for example, as 51494976 + 2745649 = 7176^2 + 1657^2 .
It is not a de Polignac number, because 54240625 - 21 = 54240623 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54240593 and 54240602.
It is not an unprimeable number, because it can be changed into a prime (54240623) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52615 + ... + 53635.
It is an arithmetic number, because the mean of its divisors is an integer number (2993949).
Almost surely, 254240625 is an apocalyptic number.
It is an amenable number.
54240625 is a deficient number, since it is larger than the sum of its proper divisors (17614151).
54240625 is an equidigital number, since it uses as much as digits as its factorization.
54240625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1063 (or 1043 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
The square root of 54240625 is about 7364.8234873621. The cubic root of 54240625 is about 378.5369062758.
The spelling of 54240625 in words is "fifty-four million, two hundred forty thousand, six hundred twenty-five".
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