Base | Representation |
---|---|
bin | 110101011110110001… |
… | …100010110010100101 |
3 | 12111020000112222112001 |
4 | 311132301202302211 |
5 | 1420101200330314 |
6 | 42214104525301 |
7 | 4102015136161 |
oct | 653661426245 |
9 | 174200488461 |
10 | 57424620709 |
11 | 22398779525 |
12 | b167480831 |
13 | 5552027911 |
14 | 2aca81dca1 |
15 | 17615d7674 |
hex | d5ec62ca5 |
57424620709 has 2 divisors, whose sum is σ = 57424620710. Its totient is φ = 57424620708.
The previous prime is 57424620679. The next prime is 57424620713. The reversal of 57424620709 is 90702642475.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 57393784900 + 30835809 = 239570^2 + 5553^2 .
It is a cyclic number.
It is not a de Polignac number, because 57424620709 - 229 = 56887749797 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57424620769) 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 as a sum of consecutive naturals, namely, 28712310354 + 28712310355.
It is an arithmetic number, because the mean of its divisors is an integer number (28712310355).
Almost surely, 257424620709 is an apocalyptic number.
It is an amenable number.
57424620709 is a deficient number, since it is larger than the sum of its proper divisors (1).
57424620709 is an equidigital number, since it uses as much as digits as its factorization.
57424620709 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 846720, while the sum is 46.
The spelling of 57424620709 in words is "fifty-seven billion, four hundred twenty-four million, six hundred twenty thousand, seven hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •