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130275 = 3352193
BaseRepresentation
bin11111110011100011
320121201000
4133303203
513132100
62443043
71051545
oct376343
9217630
10130275
1189972
1263483
13473b2
1435695
1528900
hex1fce3

130275 has 24 divisors (see below), whose sum is σ = 240560. Its totient is φ = 69120.

The previous prime is 130267. The next prime is 130279. The reversal of 130275 is 572031.

It is not a de Polignac number, because 130275 - 23 = 130267 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (130279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 579 + ... + 771.

2130275 is an apocalyptic number.

130275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

130275 is a deficient number, since it is larger than the sum of its proper divisors (110285).

130275 is a wasteful number, since it uses less digits than its factorization.

130275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 130275 is about 360.9362824655. The cubic root of 130275 is about 50.6936653967.

It can be divided in two parts, 1 and 30275, that added together give a square (30276 = 1742).

The spelling of 130275 in words is "one hundred thirty thousand, two hundred seventy-five".

Divisors: 1 3 5 9 15 25 27 45 75 135 193 225 579 675 965 1737 2895 4825 5211 8685 14475 26055 43425 130275