Base | Representation |
---|---|
bin | 100001000011111101… |
… | …1101011100111110111 |
3 | 20210021010010001011222 |
4 | 1002013323223213313 |
5 | 2130402002433241 |
6 | 52341133220555 |
7 | 5062306301603 |
oct | 1020773534767 |
9 | 223233101158 |
10 | 71000046071 |
11 | 28124747529 |
12 | 1191593175b |
13 | 690669c7a6 |
14 | 3617776503 |
15 | 1ca8300a4b |
hex | 1087eeb9f7 |
71000046071 has 4 divisors (see below), whose sum is σ = 71000777544. Its totient is φ = 70999314600.
The previous prime is 71000046059. The next prime is 71000046157. The reversal of 71000046071 is 17064000017.
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, and also an emirpimes, since its reverse is a distinct semiprime: 17064000017 = 5623 ⋅3034679.
It is a cyclic number.
It is not a de Polignac number, because 71000046071 - 222 = 70995851767 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 71000046071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71000016071) 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, 192920 + ... + 423341.
It is an arithmetic number, because the mean of its divisors is an integer number (17750194386).
Almost surely, 271000046071 is an apocalyptic number.
71000046071 is a deficient number, since it is larger than the sum of its proper divisors (731473).
71000046071 is a wasteful number, since it uses less digits than its factorization.
71000046071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 731472.
The product of its (nonzero) digits is 1176, while the sum is 26.
Adding to 71000046071 its reverse (17064000017), we get a palindrome (88064046088).
The spelling of 71000046071 in words is "seventy-one billion, forty-six thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •