Base | Representation |
---|---|
bin | 1010100111001… |
… | …00111101011001 |
3 | 20012111121000102 |
4 | 11103210331121 |
5 | 140242040301 |
6 | 12455545145 |
7 | 2130433166 |
oct | 523447531 |
9 | 205447012 |
10 | 89018201 |
11 | 46280768 |
12 | 2598b1b5 |
13 | 1559a0bc |
14 | bb7306d |
15 | 7c35b6b |
hex | 54e4f59 |
89018201 has 4 divisors (see below), whose sum is σ = 89037072. Its totient is φ = 88999332.
The previous prime is 89018191. The next prime is 89018203. The reversal of 89018201 is 10281098.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-89018201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (89018203) 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, 4670 + ... + 14136.
It is an arithmetic number, because the mean of its divisors is an integer number (22259268).
Almost surely, 289018201 is an apocalyptic number.
It is an amenable number.
89018201 is a deficient number, since it is larger than the sum of its proper divisors (18871).
89018201 is an equidigital number, since it uses as much as digits as its factorization.
89018201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18870.
The product of its (nonzero) digits is 1152, while the sum is 29.
The square root of 89018201 is about 9434.9457338132. The cubic root of 89018201 is about 446.5049429991.
Adding to 89018201 its reverse (10281098), we get a palindrome (99299299).
It can be divided in two parts, 890 and 18201, that added together give a palindrome (19091).
The spelling of 89018201 in words is "eighty-nine million, eighteen thousand, two hundred one".
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