Base | Representation |
---|---|
bin | 110101011010010111… |
… | …000001111111111101 |
3 | 12111000212012101210002 |
4 | 311122113001333331 |
5 | 1414423220434124 |
6 | 42202501324045 |
7 | 4100125506023 |
oct | 653227017775 |
9 | 174025171702 |
10 | 57350561789 |
11 | 2235a995a04 |
12 | b146706625 |
13 | 553c897781 |
14 | 2ac0a62713 |
15 | 1759d590ae |
hex | d5a5c1ffd |
57350561789 has 4 divisors (see below), whose sum is σ = 57351052956. Its totient is φ = 57350070624.
The previous prime is 57350561783. The next prime is 57350561797. The reversal of 57350561789 is 98716505375.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 34546541689 + 22804020100 = 185867^2 + 151010^2 .
It is a cyclic number.
It is not a de Polignac number, because 57350561789 - 228 = 57082126333 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57350561783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41177 + ... + 341169.
It is an arithmetic number, because the mean of its divisors is an integer number (14337763239).
Almost surely, 257350561789 is an apocalyptic number.
It is an amenable number.
57350561789 is a deficient number, since it is larger than the sum of its proper divisors (491167).
57350561789 is a wasteful number, since it uses less digits than its factorization.
57350561789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491166.
The product of its (nonzero) digits is 7938000, while the sum is 56.
The spelling of 57350561789 in words is "fifty-seven billion, three hundred fifty million, five hundred sixty-one thousand, seven hundred eighty-nine".
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