Base | Representation |
---|---|
bin | 1010101100100101… |
… | …01011110000010001 |
3 | 112211012220200020000 |
4 | 11112102223300101 |
5 | 43230113040211 |
6 | 2345502040213 |
7 | 262211123106 |
oct | 52622536021 |
9 | 15735820200 |
10 | 5742705681 |
11 | 2487675859 |
12 | 1143279069 |
13 | 7069a11cb |
14 | 3c6994aad |
15 | 239262656 |
hex | 1564abc11 |
5742705681 has 20 divisors (see below), whose sum is σ = 8585024052. Its totient is φ = 3825607968.
The previous prime is 5742705677. The next prime is 5742705691. The reversal of 5742705681 is 1865072475.
5742705681 is a `hidden beast` number, since 574 + 2 + 70 + 5 + 6 + 8 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 4228250625 + 1514455056 = 65025^2 + 38916^2 .
It is not a de Polignac number, because 5742705681 - 22 = 5742705677 is a prime.
It is a super-2 number, since 2×57427056812 = 65957337077179347522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (5742705601) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 85395 + ... + 137031.
Almost surely, 25742705681 is an apocalyptic number.
It is an amenable number.
5742705681 is a deficient number, since it is larger than the sum of its proper divisors (2842318371).
5742705681 is a wasteful number, since it uses less digits than its factorization.
5742705681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53022 (or 53013 counting only the distinct ones).
The product of its (nonzero) digits is 470400, while the sum is 45.
The square root of 5742705681 is about 75780.6418618898. The cubic root of 5742705681 is about 1790.7660527903.
The spelling of 5742705681 in words is "five billion, seven hundred forty-two million, seven hundred five thousand, six hundred eighty-one".
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