Base | Representation |
---|---|
bin | 11111001000001… |
… | …00101001000000 |
3 | 200012022222122220 |
4 | 33210010221000 |
5 | 1013321130212 |
6 | 41524331040 |
7 | 6320302365 |
oct | 1744045100 |
9 | 605288586 |
10 | 261114432 |
11 | 124435157 |
12 | 73543a80 |
13 | 421345a7 |
14 | 2697046c |
15 | 17dcc38c |
hex | f904a40 |
261114432 has 28 divisors (see below), whose sum is σ = 690865776. Its totient is φ = 87038080.
The previous prime is 261114379. The next prime is 261114433. The reversal of 261114432 is 234411162.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (261114433) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679794 + ... + 680177.
Almost surely, 2261114432 is an apocalyptic number.
It is an amenable number.
261114432 is an abundant number, since it is smaller than the sum of its proper divisors (429751344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
261114432 is a wasteful number, since it uses less digits than its factorization.
261114432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1359986 (or 1359976 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
The square root of 261114432 is about 16159.0356147884. The cubic root of 261114432 is about 639.1610361154.
Adding to 261114432 its reverse (234411162), we get a palindrome (495525594).
The spelling of 261114432 in words is "two hundred sixty-one million, one hundred fourteen thousand, four hundred thirty-two".
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