Base | Representation |
---|---|
bin | 1101100110010… |
… | …1111011110110 |
3 | 10222022222000221 |
4 | 3121211323312 |
5 | 104100300010 |
6 | 5354324554 |
7 | 1261560133 |
oct | 331457366 |
9 | 128288027 |
10 | 57040630 |
11 | 2a21a519 |
12 | 1712975a |
13 | ba81c6a |
14 | 780b58a |
15 | 501adda |
hex | 3665ef6 |
57040630 has 16 divisors (see below), whose sum is σ = 103634640. Its totient is φ = 22602592.
The previous prime is 57040609. The next prime is 57040639. The reversal of 57040630 is 3604075.
It is a junction number, because it is equal to n+sod(n) for n = 57040595 and 57040604.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57040639) 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 7 ways as a sum of consecutive naturals, for example, 25585 + ... + 27724.
It is an arithmetic number, because the mean of its divisors is an integer number (6477165).
Almost surely, 257040630 is an apocalyptic number.
57040630 is a deficient number, since it is larger than the sum of its proper divisors (46594010).
57040630 is a wasteful number, since it uses less digits than its factorization.
57040630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53423.
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 57040630 is about 7552.5247434219. The cubic root of 57040630 is about 384.9415326967.
The spelling of 57040630 in words is "fifty-seven million, forty thousand, six hundred thirty".
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