Base | Representation |
---|---|
bin | 10000000011001… |
… | …110011110000000 |
3 | 200202200220022000 |
4 | 100003032132000 |
5 | 1022413444102 |
6 | 42415344000 |
7 | 6446565150 |
oct | 2003163600 |
9 | 622626260 |
10 | 269281152 |
11 | 129002a08 |
12 | 76222000 |
13 | 43a3387a |
14 | 27a98760 |
15 | 1899201c |
hex | 100ce780 |
269281152 has 128 divisors (see below), whose sum is σ = 908371200. Its totient is φ = 76930560.
The previous prime is 269281151. The next prime is 269281157. The reversal of 269281152 is 251182962.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nialpdrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (269281151) 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, 18627 + ... + 29757.
It is an arithmetic number, because the mean of its divisors is an integer number (7096650).
Almost surely, 2269281152 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 269281152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454185600).
269281152 is an abundant number, since it is smaller than the sum of its proper divisors (639090048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
269281152 is a wasteful number, since it uses less digits than its factorization.
269281152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11161 (or 11143 counting only the distinct ones).
The product of its digits is 17280, while the sum is 36.
The square root of 269281152 is about 16409.7882984516. The cubic root of 269281152 is about 645.7563005155.
The spelling of 269281152 in words is "two hundred sixty-nine million, two hundred eighty-one thousand, one hundred fifty-two".
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