Base | Representation |
---|---|
bin | 1111010110000101… |
… | …00010111000100000 |
3 | 210021010202222220210 |
4 | 13223002202320200 |
5 | 113332444431344 |
6 | 3441250534120 |
7 | 411103140456 |
oct | 75302427040 |
9 | 23233688823 |
10 | 8238280224 |
11 | 3548326959 |
12 | 171ab97340 |
13 | a13a11235 |
14 | 5821b29d6 |
15 | 3333b6db9 |
hex | 1eb0a2e20 |
8238280224 has 96 divisors (see below), whose sum is σ = 23319092160. Its totient is φ = 2538086400.
The previous prime is 8238280181. The next prime is 8238280229. The reversal of 8238280224 is 4220828328.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×82382802242 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8238280229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19704 + ... + 129864.
It is an arithmetic number, because the mean of its divisors is an integer number (242907210).
Almost surely, 28238280224 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 8238280224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11659546080).
8238280224 is an abundant number, since it is smaller than the sum of its proper divisors (15080811936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8238280224 is a wasteful number, since it uses less digits than its factorization.
8238280224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110234 (or 110226 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 39.
The square root of 8238280224 is about 90764.9724508304. The cubic root of 8238280224 is about 2019.6627401520.
The spelling of 8238280224 in words is "eight billion, two hundred thirty-eight million, two hundred eighty thousand, two hundred twenty-four".
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