Base | Representation |
---|---|
bin | 1010101100111… |
… | …00010000111100 |
3 | 20020220201221112 |
4 | 11112130100330 |
5 | 140440102040 |
6 | 12524021152 |
7 | 2140011155 |
oct | 526342074 |
9 | 206821845 |
10 | 89769020 |
11 | 46743880 |
12 | 260917b8 |
13 | 157a0a83 |
14 | bcca92c |
15 | 7d33365 |
hex | 559c43c |
89769020 has 24 divisors (see below), whose sum is σ = 205653168. Its totient is φ = 32643200.
The previous prime is 89768981. The next prime is 89769059. The reversal of 89769020 is 2096798.
It is an interprime number because it is at equal distance from previous prime (89768981) and next prime (89769059).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203801 + ... + 204240.
It is an arithmetic number, because the mean of its divisors is an integer number (8568882).
Almost surely, 289769020 is an apocalyptic number.
It is an amenable number.
89769020 is an abundant number, since it is smaller than the sum of its proper divisors (115884148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89769020 is a wasteful number, since it uses less digits than its factorization.
89769020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 408061 (or 408059 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 89769020 is about 9474.6514447762. The cubic root of 89769020 is about 447.7567703392.
The spelling of 89769020 in words is "eighty-nine million, seven hundred sixty-nine thousand, twenty".
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