Base | Representation |
---|---|
bin | 100001001111101010… |
… | …1010111011011011111 |
3 | 20211021110212122111001 |
4 | 1002133111113123133 |
5 | 2132203004430241 |
6 | 52444120211131 |
7 | 5105114361343 |
oct | 1023725273337 |
9 | 224243778431 |
10 | 71392655071 |
11 | 28306324481 |
12 | 11a05309aa7 |
13 | 6969b23bca |
14 | 3653975623 |
15 | 1ccca04431 |
hex | 109f5576df |
71392655071 has 8 divisors (see below), whose sum is σ = 72241214400. Its totient is φ = 70546874400.
The previous prime is 71392655053. The next prime is 71392655119. The reversal of 71392655071 is 17055629317.
It is a happy number.
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 71392655071 - 227 = 71258437343 is a prime.
It is a super-2 number, since 2×713926550712 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71392655011) 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 7 ways as a sum of consecutive naturals, for example, 642951 + ... + 745768.
It is an arithmetic number, because the mean of its divisors is an integer number (9030151800).
Almost surely, 271392655071 is an apocalyptic number.
71392655071 is a deficient number, since it is larger than the sum of its proper divisors (848559329).
71392655071 is a wasteful number, since it uses less digits than its factorization.
71392655071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1389329.
The product of its (nonzero) digits is 396900, while the sum is 46.
The spelling of 71392655071 in words is "seventy-one billion, three hundred ninety-two million, six hundred fifty-five thousand, seventy-one".
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