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130237 = 1747163
BaseRepresentation
bin11111110010111101
320121122121
4133302331
513131422
62442541
71051462
oct376275
9217577
10130237
1189938
1263451
1347383
1435669
15288c7
hex1fcbd

130237 has 8 divisors (see below), whose sum is σ = 141696. Its totient is φ = 119232.

The previous prime is 130223. The next prime is 130241. The reversal of 130237 is 732031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130237 - 211 = 128189 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 130237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718 + ... + 880.

It is an arithmetic number, because the mean of its divisors is an integer number (17712).

2130237 is an apocalyptic number.

130237 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

130237 is a deficient number, since it is larger than the sum of its proper divisors (11459).

130237 is a wasteful number, since it uses less digits than its factorization.

130237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 130237 is about 360.8836377560. The cubic root of 130237 is about 50.6887359613.

Adding to 130237 its reverse (732031), we get a palindrome (862268).

The spelling of 130237 in words is "one hundred thirty thousand, two hundred thirty-seven".

Divisors: 1 17 47 163 799 2771 7661 130237