Base | Representation |
---|---|
bin | 11010001111000011101010… |
… | …10011111111100000100001 |
3 | 21120021022001111200020100001 |
4 | 31013201311103333200201 |
5 | 30030211123014120014 |
6 | 322411154041500001 |
7 | 15103051525304521 |
oct | 1507416523774041 |
9 | 246238044606301 |
10 | 57691968895009 |
11 | 17423032461a79 |
12 | 657910b7a1601 |
13 | 26264386a44b7 |
14 | 10364402a1681 |
15 | 6a0a79324974 |
hex | 3478754ff821 |
57691968895009 has 4 divisors (see below), whose sum is σ = 57849167720704. Its totient is φ = 57534770069316.
The previous prime is 57691968895003. The next prime is 57691968895079. The reversal of 57691968895009 is 90059886919675.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 57691968895009 - 25 = 57691968894977 is a prime.
It is a super-2 number, since 2×576919688950092 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57691968895003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78599412297 + ... + 78599413030.
It is an arithmetic number, because the mean of its divisors is an integer number (14462291930176).
Almost surely, 257691968895009 is an apocalyptic number.
It is an amenable number.
57691968895009 is a deficient number, since it is larger than the sum of its proper divisors (157198825695).
57691968895009 is a wasteful number, since it uses less digits than its factorization.
57691968895009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157198825694.
The product of its (nonzero) digits is 2645395200, while the sum is 82.
The spelling of 57691968895009 in words is "fifty-seven trillion, six hundred ninety-one billion, nine hundred sixty-eight million, eight hundred ninety-five thousand, nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •