Base | Representation |
---|---|
bin | 110101011111101010… |
… | …001111100000010010 |
3 | 12111021001112010000102 |
4 | 311133222033200102 |
5 | 1420114001441142 |
6 | 42215355252402 |
7 | 4102255362152 |
oct | 653752174022 |
9 | 174231463012 |
10 | 57439483922 |
11 | 223a6100477 |
12 | b17044a102 |
13 | 555512cc12 |
14 | 2acc7ac762 |
15 | 1762a71532 |
hex | d5fa8f812 |
57439483922 has 18 divisors (see below), whose sum is σ = 86862936447. Its totient is φ = 28487061024.
The previous prime is 57439483909. The next prime is 57439483939. The reversal of 57439483922 is 22938493475.
It can be written as a sum of positive squares in 5 ways, for example, as 47471258641 + 9968225281 = 217879^2 + 99841^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=169469.
It is a Duffinian number.
It is an unprimeable number.
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 8 ways as a sum of consecutive naturals, for example, 46433888 + ... + 46435124.
Almost surely, 257439483922 is an apocalyptic number.
57439483922 is a deficient number, since it is larger than the sum of its proper divisors (29423452525).
57439483922 is an frugal number, since it uses more digits than its factorization.
57439483922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2750 (or 1376 counting only the distinct ones).
The product of its digits is 13063680, while the sum is 56.
The spelling of 57439483922 in words is "fifty-seven billion, four hundred thirty-nine million, four hundred eighty-three thousand, nine hundred twenty-two".
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