Base | Representation |
---|---|
bin | 1000011110000… |
… | …01000001001001 |
3 | 11221200110200110 |
4 | 10033001001021 |
5 | 121141421233 |
6 | 11014424533 |
7 | 1521605562 |
oct | 417010111 |
9 | 157613613 |
10 | 71045193 |
11 | 3711533a |
12 | 1b962149 |
13 | 1194649b |
14 | 9615169 |
15 | 6385663 |
hex | 43c1049 |
71045193 has 8 divisors (see below), whose sum is σ = 100299168. Its totient is φ = 44577344.
The previous prime is 71045173. The next prime is 71045203. The reversal of 71045193 is 39154017.
71045193 is nontrivially palindromic in base 14.
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 71045193 - 29 = 71044681 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 71045193.
It is not an unprimeable number, because it can be changed into a prime (71045173) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696471 + ... + 696572.
It is an arithmetic number, because the mean of its divisors is an integer number (12537396).
Almost surely, 271045193 is an apocalyptic number.
It is an amenable number.
71045193 is a deficient number, since it is larger than the sum of its proper divisors (29253975).
71045193 is a wasteful number, since it uses less digits than its factorization.
71045193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1393063.
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 71045193 is about 8428.8310577446. The cubic root of 71045193 is about 414.1696135739.
The spelling of 71045193 in words is "seventy-one million, forty-five thousand, one hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •