Base | Representation |
---|---|
bin | 1010101010100… |
… | …00000011100000 |
3 | 20020022212202012 |
4 | 11111100003200 |
5 | 140400104424 |
6 | 12513212052 |
7 | 2134241120 |
oct | 525200340 |
9 | 206285665 |
10 | 89456864 |
11 | 465502a2 |
12 | 25b61028 |
13 | 156c1973 |
14 | bc48c80 |
15 | 7cc0b0e |
hex | 55500e0 |
89456864 has 48 divisors (see below), whose sum is σ = 211881600. Its totient is φ = 36319104.
The previous prime is 89456863. The next prime is 89456879. The reversal of 89456864 is 46865498.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89456863) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6254 + ... + 14765.
It is an arithmetic number, because the mean of its divisors is an integer number (4414200).
Almost surely, 289456864 is an apocalyptic number.
It is an amenable number.
89456864 is an abundant number, since it is smaller than the sum of its proper divisors (122424736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89456864 is a wasteful number, since it uses less digits than its factorization.
89456864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21055 (or 21047 counting only the distinct ones).
The product of its digits is 1658880, while the sum is 50.
The square root of 89456864 is about 9458.1638810078. The cubic root of 89456864 is about 447.2371690907.
The spelling of 89456864 in words is "eighty-nine million, four hundred fifty-six thousand, eight hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •