Base | Representation |
---|---|
bin | 100001001100000101… |
… | …0100100111100111111 |
3 | 20210222002120100211121 |
4 | 1002120022210330333 |
5 | 2131431212330432 |
6 | 52424142331411 |
7 | 5102124200620 |
oct | 1023012447477 |
9 | 223862510747 |
10 | 71272386367 |
11 | 28254449856 |
12 | 11990b89b67 |
13 | 694ac348b0 |
14 | 36419c9a47 |
15 | 1cc2199197 |
hex | 10982a4f3f |
71272386367 has 16 divisors (see below), whose sum is σ = 89859373632. Its totient is φ = 55015937280.
The previous prime is 71272386343. The next prime is 71272386401. The reversal of 71272386367 is 76368327217.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 71272386367 - 211 = 71272384319 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71272386337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9547648 + ... + 9555109.
It is an arithmetic number, because the mean of its divisors is an integer number (5616210852).
Almost surely, 271272386367 is an apocalyptic number.
71272386367 is a deficient number, since it is larger than the sum of its proper divisors (18586987265).
71272386367 is a wasteful number, since it uses less digits than its factorization.
71272386367 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19102818.
The product of its digits is 3556224, while the sum is 52.
The spelling of 71272386367 in words is "seventy-one billion, two hundred seventy-two million, three hundred eighty-six thousand, three hundred sixty-seven".
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