Base | Representation |
---|---|
bin | 1010101000110… |
… | …01111011000100 |
3 | 20012220121121012 |
4 | 11110121323010 |
5 | 140321011030 |
6 | 12504341352 |
7 | 2132325521 |
oct | 524317304 |
9 | 205817535 |
10 | 89235140 |
11 | 46409755 |
12 | 25a74858 |
13 | 15644a77 |
14 | bbcc148 |
15 | 7c7a095 |
hex | 5519ec4 |
89235140 has 48 divisors (see below), whose sum is σ = 194745600. Its totient is φ = 34321152.
The previous prime is 89235137. The next prime is 89235149. The reversal of 89235140 is 4153298.
It is a junction number, because it is equal to n+sod(n) for n = 89235097 and 89235106.
It is not an unprimeable number, because it can be changed into a prime (89235149) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 54656 + ... + 56264.
It is an arithmetic number, because the mean of its divisors is an integer number (4057200).
Almost surely, 289235140 is an apocalyptic number.
It is an amenable number.
89235140 is an abundant number, since it is smaller than the sum of its proper divisors (105510460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89235140 is a wasteful number, since it uses less digits than its factorization.
89235140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1724 (or 1722 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 32.
The square root of 89235140 is about 9446.4353065058. The cubic root of 89235140 is about 446.8673623485.
The spelling of 89235140 in words is "eighty-nine million, two hundred thirty-five thousand, one hundred forty".
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