Base | Representation |
---|---|
bin | 1010101010011… |
… | …01011000011000 |
3 | 20020022022201120 |
4 | 11111031120120 |
5 | 140344232122 |
6 | 12513045240 |
7 | 2134164153 |
oct | 525153030 |
9 | 206268646 |
10 | 89445912 |
11 | 46543046 |
12 | 25b56820 |
13 | 156b999a |
14 | bc44c9a |
15 | 7cbc75c |
hex | 554d618 |
89445912 has 32 divisors (see below), whose sum is σ = 230830080. Its totient is φ = 28853280.
The previous prime is 89445869. The next prime is 89445949. The reversal of 89445912 is 21954498.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59368 + ... + 60855.
It is an arithmetic number, because the mean of its divisors is an integer number (7213440).
Almost surely, 289445912 is an apocalyptic number.
It is an amenable number.
89445912 is an abundant number, since it is smaller than the sum of its proper divisors (141384168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89445912 is a wasteful number, since it uses less digits than its factorization.
89445912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120263 (or 120259 counting only the distinct ones).
The product of its digits is 103680, while the sum is 42.
The square root of 89445912 is about 9457.5848925611. The cubic root of 89445912 is about 447.2189169367.
The spelling of 89445912 in words is "eighty-nine million, four hundred forty-five thousand, nine hundred twelve".
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