Base | Representation |
---|---|
bin | 10000001110110011010010… |
… | …010010010110110011011001 |
3 | 100100202102110000210012110222 |
4 | 100032303102102112303121 |
5 | 33324041242412034443 |
6 | 411454120025445425 |
7 | 21015313523301425 |
oct | 2016632222266331 |
9 | 310672400705428 |
10 | 71385884486873 |
11 | 20822646848490 |
12 | 800b090340875 |
13 | 30aa8770b9138 |
14 | 138b1494c9b85 |
15 | 83bd9d806468 |
hex | 40ecd2496cd9 |
71385884486873 has 8 divisors (see below), whose sum is σ = 77875664410080. Its totient is φ = 64896130240480.
The previous prime is 71385884486869. The next prime is 71385884486933. The reversal of 71385884486873 is 37868448858317.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 71385884486873 - 22 = 71385884486869 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71385884485873) 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, 357215 + ... + 11954052.
It is an arithmetic number, because the mean of its divisors is an integer number (9734458051260).
Almost surely, 271385884486873 is an apocalyptic number.
It is an amenable number.
71385884486873 is a deficient number, since it is larger than the sum of its proper divisors (6489779923207).
71385884486873 is a wasteful number, since it uses less digits than its factorization.
71385884486873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12838407.
The product of its digits is 6936330240, while the sum is 80.
The spelling of 71385884486873 in words is "seventy-one trillion, three hundred eighty-five billion, eight hundred eighty-four million, four hundred eighty-six thousand, eight hundred seventy-three".
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