Base | Representation |
---|---|
bin | 1010101000011… |
… | …00010000001010 |
3 | 20012210202210100 |
4 | 11110030100022 |
5 | 140312213041 |
6 | 12503230230 |
7 | 2132003340 |
oct | 524142012 |
9 | 205722710 |
10 | 89179146 |
11 | 46380681 |
12 | 25a48376 |
13 | 15625434 |
14 | bbb5990 |
15 | 7c686b6 |
hex | 550c40a |
89179146 has 48 divisors (see below), whose sum is σ = 222603264. Its totient is φ = 25274592.
The previous prime is 89179091. The next prime is 89179171. The reversal of 89179146 is 64197198.
It is a happy number.
89179146 is nontrivially palindromic in base 5.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13216 + ... + 18788.
It is an arithmetic number, because the mean of its divisors is an integer number (4637568).
Almost surely, 289179146 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89179146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111301632).
89179146 is an abundant number, since it is smaller than the sum of its proper divisors (133424118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89179146 is a wasteful number, since it uses less digits than its factorization.
89179146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5715 (or 5712 counting only the distinct ones).
The product of its digits is 108864, while the sum is 45.
The square root of 89179146 is about 9443.4710779459. The cubic root of 89179146 is about 446.7738747883.
The spelling of 89179146 in words is "eighty-nine million, one hundred seventy-nine thousand, one hundred forty-six".
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