Base | Representation |
---|---|
bin | 11011010111000… |
… | …10101100000000 |
3 | 120222212201121122 |
4 | 31223202230000 |
5 | 432224034310 |
6 | 34435211412 |
7 | 5454604631 |
oct | 1553425400 |
9 | 528781548 |
10 | 229518080 |
11 | 108614370 |
12 | 64a46b68 |
13 | 38720b1c |
14 | 226a7888 |
15 | 1523a555 |
hex | dae2b00 |
229518080 has 72 divisors (see below), whose sum is σ = 599783184. Its totient is φ = 83456000.
The previous prime is 229518073. The next prime is 229518089. The reversal of 229518080 is 80815922.
It is a self number, because there is not a number n which added to its sum of digits gives 229518080.
It is not an unprimeable number, because it can be changed into a prime (229518089) 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, 5930 + ... + 22230.
It is an arithmetic number, because the mean of its divisors is an integer number (8330322).
Almost surely, 2229518080 is an apocalyptic number.
229518080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 229518080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299891592).
229518080 is an abundant number, since it is smaller than the sum of its proper divisors (370265104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229518080 is a wasteful number, since it uses less digits than its factorization.
229518080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16333 (or 16319 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 35.
The square root of 229518080 is about 15149.8541247102. The cubic root of 229518080 is about 612.2643424960.
The spelling of 229518080 in words is "two hundred twenty-nine million, five hundred eighteen thousand, eighty".
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