Base | Representation |
---|---|
bin | 101001110010011111… |
… | …0011111010001101101 |
3 | 22120122012101200220211 |
4 | 1103210332133101231 |
5 | 2432242134312310 |
6 | 105120523342421 |
7 | 6324602223601 |
oct | 1234476372155 |
9 | 276565350824 |
10 | 89740932205 |
11 | 35071464681 |
12 | 15486081a11 |
13 | 8602256422 |
14 | 44b4741501 |
15 | 2503755c8a |
hex | 14e4f9f46d |
89740932205 has 16 divisors (see below), whose sum is σ = 114287153904. Its totient is φ = 67413565440.
The previous prime is 89740932167. The next prime is 89740932223. The reversal of 89740932205 is 50223904798.
89740932205 = 2118262 + 2118272.
It can be written as a sum of positive squares in 8 ways, for example, as 7357007529 + 82383924676 = 85773^2 + 287026^2 .
It is not a de Polignac number, because 89740932205 - 217 = 89740801133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1182336 + ... + 1255945.
It is an arithmetic number, because the mean of its divisors is an integer number (7142947119).
Almost surely, 289740932205 is an apocalyptic number.
89740932205 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
89740932205 is the 211827-th centered square number.
It is an amenable number.
89740932205 is a deficient number, since it is larger than the sum of its proper divisors (24546221699).
89740932205 is a wasteful number, since it uses less digits than its factorization.
89740932205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2438736.
The product of its (nonzero) digits is 1088640, while the sum is 49.
The spelling of 89740932205 in words is "eighty-nine billion, seven hundred forty million, nine hundred thirty-two thousand, two hundred five".
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