Base | Representation |
---|---|
bin | 101001110001000101… |
… | …0010110100101110001 |
3 | 22120111220112121012101 |
4 | 1103202022112211301 |
5 | 2432143042220310 |
6 | 105112115300401 |
7 | 6323456650564 |
oct | 1234212264561 |
9 | 276456477171 |
10 | 89693710705 |
11 | 35047841445 |
12 | 154722aa701 |
13 | 85c5531901 |
14 | 44ac36c4db |
15 | 24ee52943a |
hex | 14e2296971 |
89693710705 has 4 divisors (see below), whose sum is σ = 107632452852. Its totient is φ = 71754968560.
The previous prime is 89693710679. The next prime is 89693710759. The reversal of 89693710705 is 50701739698.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50701739698 = 2 ⋅25350869849.
It can be written as a sum of positive squares in 2 ways, for example, as 19790581041 + 69903129664 = 140679^2 + 264392^2 .
It is not a de Polignac number, because 89693710705 - 27 = 89693710577 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 8969371066 + ... + 8969371075.
It is an arithmetic number, because the mean of its divisors is an integer number (26908113213).
Almost surely, 289693710705 is an apocalyptic number.
It is an amenable number.
89693710705 is a deficient number, since it is larger than the sum of its proper divisors (17938742147).
89693710705 is a wasteful number, since it uses less digits than its factorization.
89693710705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17938742146.
The product of its (nonzero) digits is 2857680, while the sum is 55.
The spelling of 89693710705 in words is "eighty-nine billion, six hundred ninety-three million, seven hundred ten thousand, seven hundred five".
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