Base | Representation |
---|---|
bin | 1010100111010… |
… | …11010111000100 |
3 | 20012112220222111 |
4 | 11103223113010 |
5 | 140243410140 |
6 | 12500310404 |
7 | 2130602503 |
oct | 523532704 |
9 | 205486874 |
10 | 89044420 |
11 | 46299433 |
12 | 259a2404 |
13 | 155a900a |
14 | bb7c83a |
15 | 7c3d7ea |
hex | 54eb5c4 |
89044420 has 24 divisors (see below), whose sum is σ = 187680024. Its totient is φ = 35486976.
The previous prime is 89044409. The next prime is 89044421. The reversal of 89044420 is 2444098.
It can be written as a sum of positive squares in 4 ways, for example, as 81796 + 88962624 = 286^2 + 9432^2 .
It is not an unprimeable number, because it can be changed into a prime (89044421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2497 + ... + 13576.
It is an arithmetic number, because the mean of its divisors is an integer number (7820001).
Almost surely, 289044420 is an apocalyptic number.
It is an amenable number.
89044420 is an abundant number, since it is smaller than the sum of its proper divisors (98635604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89044420 is a wasteful number, since it uses less digits than its factorization.
89044420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16359 (or 16357 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 89044420 is about 9436.3350936685. The cubic root of 89044420 is about 446.5487758475.
The spelling of 89044420 in words is "eighty-nine million, forty-four thousand, four hundred twenty".
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