Base | Representation |
---|---|
bin | 1010101010010… |
… | …11100110111000 |
3 | 20020021221202112 |
4 | 11111023212320 |
5 | 140344014043 |
6 | 12512551452 |
7 | 2134134035 |
oct | 525134670 |
9 | 206257675 |
10 | 89438648 |
11 | 46538642 |
12 | 25b52588 |
13 | 156b65a0 |
14 | bc4238c |
15 | 7cba518 |
hex | 554b9b8 |
89438648 has 16 divisors (see below), whose sum is σ = 180597480. Its totient is φ = 41279328.
The previous prime is 89438641. The next prime is 89438653. The reversal of 89438648 is 84683498.
It is a junction number, because it is equal to n+sod(n) for n = 89438596 and 89438605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89438641) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429890 + ... + 430097.
Almost surely, 289438648 is an apocalyptic number.
It is an amenable number.
89438648 is an abundant number, since it is smaller than the sum of its proper divisors (91158832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89438648 is a wasteful number, since it uses less digits than its factorization.
89438648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 860006 (or 860002 counting only the distinct ones).
The product of its digits is 1327104, while the sum is 50.
The square root of 89438648 is about 9457.2008543755. The cubic root of 89438648 is about 447.2068102304.
The spelling of 89438648 in words is "eighty-nine million, four hundred thirty-eight thousand, six hundred forty-eight".
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