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130311151 = 373521923
BaseRepresentation
bin1111100010001…
…10001111101111
3100002012111021221
413301012033233
5231324424101
620533004211
73141424615
oct761061757
9302174257
10130311151
1167614773
1237783667
1320cc72b9
14134416b5
15b690aa1
hex7c463ef

130311151 has 4 divisors (see below), whose sum is σ = 133833112. Its totient is φ = 126789192.

The previous prime is 130311149. The next prime is 130311173. The reversal of 130311151 is 151113031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130311151 - 21 = 130311149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130311121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1760925 + ... + 1760998.

It is an arithmetic number, because the mean of its divisors is an integer number (33458278).

Almost surely, 2130311151 is an apocalyptic number.

130311151 is a deficient number, since it is larger than the sum of its proper divisors (3521961).

130311151 is an equidigital number, since it uses as much as digits as its factorization.

130311151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521960.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 130311151 is about 11415.3909700895. The cubic root of 130311151 is about 506.9835408657.

Adding to 130311151 its reverse (151113031), we get a palindrome (281424182).

The spelling of 130311151 in words is "one hundred thirty million, three hundred eleven thousand, one hundred fifty-one".

Divisors: 1 37 3521923 130311151