Base | Representation |
---|---|
bin | 1010100111101… |
… | …00000110101100 |
3 | 20012121202010000 |
4 | 11103310012230 |
5 | 140301031421 |
6 | 12501144300 |
7 | 2131112100 |
oct | 523640654 |
9 | 205552100 |
10 | 89080236 |
11 | 46313333 |
12 | 259bb090 |
13 | 155bc3cb |
14 | bb8b900 |
15 | 7c49226 |
hex | 54f41ac |
89080236 has 180 divisors, whose sum is σ = 281176896. Its totient is φ = 24494400.
The previous prime is 89080231. The next prime is 89080237. The reversal of 89080236 is 63208098.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 89080236.
It is not an unprimeable number, because it can be changed into a prime (89080231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 492066 + ... + 492246.
Almost surely, 289080236 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89080236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140588448).
89080236 is an abundant number, since it is smaller than the sum of its proper divisors (192096660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89080236 is a wasteful number, since it uses less digits than its factorization.
89080236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242 (or 224 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 89080236 is about 9438.2326735465. The cubic root of 89080236 is about 446.6086390300.
The spelling of 89080236 in words is "eighty-nine million, eighty thousand, two hundred thirty-six".
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