Base | Representation |
---|---|
bin | 1010100111011… |
… | …10011100111101 |
3 | 20012120120100120 |
4 | 11103232130331 |
5 | 140244311320 |
6 | 12500445153 |
7 | 2130654435 |
oct | 523563475 |
9 | 205516316 |
10 | 89057085 |
11 | 462a79a7 |
12 | 259a97b9 |
13 | 155b1a00 |
14 | bb832c5 |
15 | 7c42440 |
hex | 54ee73d |
89057085 has 72 divisors (see below), whose sum is σ = 166281120. Its totient is φ = 40569984.
The previous prime is 89057071. The next prime is 89057093. The reversal of 89057085 is 58075098.
It is not a de Polignac number, because 89057085 - 24 = 89057069 is a prime.
It is a super-3 number, since 3×890570853 (a number of 25 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2071074 + ... + 2071116.
It is an arithmetic number, because the mean of its divisors is an integer number (2309460).
Almost surely, 289057085 is an apocalyptic number.
It is an amenable number.
89057085 is a deficient number, since it is larger than the sum of its proper divisors (77224035).
89057085 is a wasteful number, since it uses less digits than its factorization.
89057085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139 (or 83 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 42.
The square root of 89057085 is about 9437.0061460190. The cubic root of 89057085 is about 446.5699460759.
It can be divided in two parts, 890 and 57085, that added together give a palindrome (57975).
The spelling of 89057085 in words is "eighty-nine million, fifty-seven thousand, eighty-five".
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