Search a number
-
+
130590791 is a prime number
BaseRepresentation
bin1111100100010…
…10100001000111
3100002201200212222
413302022201013
5231412401131
620543002555
73144001112
oct762124107
9302650788
10130590791
1167795881
123789945b
1321094676
14134b5579
15b6e887b
hex7c8a847

130590791 has 2 divisors, whose sum is σ = 130590792. Its totient is φ = 130590790.

The previous prime is 130590763. The next prime is 130590793. The reversal of 130590791 is 197095031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130590791 - 26 = 130590727 is a prime.

Together with 130590793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130590793) 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 as a sum of consecutive naturals, namely, 65295395 + 65295396.

It is an arithmetic number, because the mean of its divisors is an integer number (65295396).

Almost surely, 2130590791 is an apocalyptic number.

130590791 is a deficient number, since it is larger than the sum of its proper divisors (1).

130590791 is an equidigital number, since it uses as much as digits as its factorization.

130590791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8505, while the sum is 35.

The square root of 130590791 is about 11427.6327819895. The cubic root of 130590791 is about 507.3459339660.

The spelling of 130590791 in words is "one hundred thirty million, five hundred ninety thousand, seven hundred ninety-one".