Base | Representation |
---|---|
bin | 110101110010100111… |
… | …100010010100111001 |
3 | 12112002020000010020201 |
4 | 311302213202110321 |
5 | 1421241412313224 |
6 | 42311120322201 |
7 | 4113200001241 |
oct | 656247422471 |
9 | 175066003221 |
10 | 57757541689 |
11 | 22549698a31 |
12 | b23aa73361 |
13 | 55a5cb1093 |
14 | 2b1cb22b21 |
15 | 178094aa44 |
hex | d729e2539 |
57757541689 has 8 divisors (see below), whose sum is σ = 59237667720. Its totient is φ = 56280816000.
The previous prime is 57757541671. The next prime is 57757541729. The reversal of 57757541689 is 98614575775.
It can be written as a sum of positive squares in 4 ways, for example, as 806105664 + 56951436025 = 28392^2 + 238645^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57757541689 - 223 = 57749153081 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 57757541689.
It is not an unprimeable number, because it can be changed into a prime (57757541659) 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 in 7 ways as a sum of consecutive naturals, for example, 815662 + ... + 883639.
It is an arithmetic number, because the mean of its divisors is an integer number (7404708465).
Almost surely, 257757541689 is an apocalyptic number.
It is an amenable number.
57757541689 is a deficient number, since it is larger than the sum of its proper divisors (1480126031).
57757541689 is a wasteful number, since it uses less digits than its factorization.
57757541689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1700171.
The product of its digits is 74088000, while the sum is 64.
The spelling of 57757541689 in words is "fifty-seven billion, seven hundred fifty-seven million, five hundred forty-one thousand, six hundred eighty-nine".
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