Base | Representation |
---|---|
bin | 100001001111011110… |
… | …0110001101001000001 |
3 | 20211021000202010220111 |
4 | 1002132330301221001 |
5 | 2132144332140313 |
6 | 52443330111321 |
7 | 5105005522552 |
oct | 1023674615101 |
9 | 224230663814 |
10 | 71386208833 |
11 | 28302721305 |
12 | 11a0311b541 |
13 | 69686a7a74 |
14 | 3652b78329 |
15 | 1ccc17e43d |
hex | 109ef31a41 |
71386208833 has 8 divisors (see below), whose sum is σ = 71480765088. Its totient is φ = 71291711904.
The previous prime is 71386208797. The next prime is 71386208851. The reversal of 71386208833 is 33880268317.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-71386208833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71386208893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2716485 + ... + 2742637.
It is an arithmetic number, because the mean of its divisors is an integer number (8935095636).
Almost surely, 271386208833 is an apocalyptic number.
It is an amenable number.
71386208833 is a deficient number, since it is larger than the sum of its proper divisors (94556255).
71386208833 is a wasteful number, since it uses less digits than its factorization.
71386208833 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29663.
The product of its (nonzero) digits is 1161216, while the sum is 49.
The spelling of 71386208833 in words is "seventy-one billion, three hundred eighty-six million, two hundred eight thousand, eight hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •