Base | Representation |
---|---|
bin | 101001110000010101… |
… | …1100000111010011001 |
3 | 22120110011202111202210 |
4 | 1103200223200322121 |
5 | 2432120211134210 |
6 | 105105430345333 |
7 | 6323035433430 |
oct | 1234053407231 |
9 | 276404674683 |
10 | 89668849305 |
11 | 35034800732 |
12 | 15465abb249 |
13 | 85c0338819 |
14 | 44a8d3a117 |
15 | 24ec267e20 |
hex | 14e0ae0e99 |
89668849305 has 32 divisors (see below), whose sum is σ = 167965072128. Its totient is φ = 39991680000.
The previous prime is 89668849301. The next prime is 89668849313. The reversal of 89668849305 is 50394886698.
It is not a de Polignac number, because 89668849305 - 22 = 89668849301 is a prime.
It is not an unprimeable number, because it can be changed into a prime (89668849301) 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 31 ways as a sum of consecutive naturals, for example, 10410196 + ... + 10418805.
It is an arithmetic number, because the mean of its divisors is an integer number (5248908504).
Almost surely, 289668849305 is an apocalyptic number.
It is an amenable number.
89668849305 is a deficient number, since it is larger than the sum of its proper divisors (78296222823).
89668849305 is a wasteful number, since it uses less digits than its factorization.
89668849305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20829057.
The product of its (nonzero) digits is 89579520, while the sum is 66.
The spelling of 89668849305 in words is "eighty-nine billion, six hundred sixty-eight million, eight hundred forty-nine thousand, three hundred five".
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