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130266 = 2327237
BaseRepresentation
bin11111110011011010
320121200200
4133303122
513132031
62443030
71051533
oct376332
9217620
10130266
1189964
1263476
13473a6
143568a
15288e6
hex1fcda

130266 has 12 divisors (see below), whose sum is σ = 282282. Its totient is φ = 43416.

The previous prime is 130261. The next prime is 130267. The reversal of 130266 is 662031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 103041 + 27225 = 321^2 + 165^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7237 = 130266 / (1 + 3 + 0 + 2 + 6 + 6).

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (130261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3601 + ... + 3636.

2130266 is an apocalyptic number.

130266 is an abundant number, since it is smaller than the sum of its proper divisors (152016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130266 is a wasteful number, since it uses less digits than its factorization.

130266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245 (or 7242 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 130266 is about 360.9238146756. The cubic root of 130266 is about 50.6924979855.

Adding to 130266 its reverse (662031), we get a palindrome (792297).

The spelling of 130266 in words is "one hundred thirty thousand, two hundred sixty-six".

Divisors: 1 2 3 6 9 18 7237 14474 21711 43422 65133 130266