Base | Representation |
---|---|
bin | 1010101010001… |
… | …01010011010000 |
3 | 20020020122022210 |
4 | 11111011103100 |
5 | 140342202231 |
6 | 12512232120 |
7 | 2133665523 |
oct | 525052320 |
9 | 206218283 |
10 | 89412816 |
11 | 46520199 |
12 | 25b3b640 |
13 | 156a78bc |
14 | bc36bba |
15 | 7cb2a46 |
hex | 55454d0 |
89412816 has 40 divisors (see below), whose sum is σ = 231508000. Its totient is φ = 29736576.
The previous prime is 89412787. The next prime is 89412823. The reversal of 89412816 is 61821498.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22086 + ... + 25818.
It is an arithmetic number, because the mean of its divisors is an integer number (5787700).
Almost surely, 289412816 is an apocalyptic number.
It is an amenable number.
89412816 is an abundant number, since it is smaller than the sum of its proper divisors (142095184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89412816 is a wasteful number, since it uses less digits than its factorization.
89412816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4243 (or 4237 counting only the distinct ones).
The product of its digits is 27648, while the sum is 39.
The square root of 89412816 is about 9455.8350239416. The cubic root of 89412816 is about 447.1637514448.
The spelling of 89412816 in words is "eighty-nine million, four hundred twelve thousand, eight hundred sixteen".
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