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130151 = 718593
BaseRepresentation
bin11111110001100111
320121112102
4133301213
513131101
62442315
71051310
oct376147
9217472
10130151
118986a
126339b
1347318
1435607
152886b
hex1fc67

130151 has 4 divisors (see below), whose sum is σ = 148752. Its totient is φ = 111552.

The previous prime is 130147. The next prime is 130171. The reversal of 130151 is 151031.

130151 is nontrivially palindromic in base 3.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151031 = 197949.

It is not a de Polignac number, because 130151 - 22 = 130147 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130121) 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, 9290 + ... + 9303.

It is an arithmetic number, because the mean of its divisors is an integer number (37188).

2130151 is an apocalyptic number.

130151 is a deficient number, since it is larger than the sum of its proper divisors (18601).

130151 is an equidigital number, since it uses as much as digits as its factorization.

130151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18600.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 130151 is about 360.7644660994. The cubic root of 130151 is about 50.6775763288.

Adding to 130151 its reverse (151031), we get a palindrome (281182).

The spelling of 130151 in words is "one hundred thirty thousand, one hundred fifty-one".

Divisors: 1 7 18593 130151