Search a number
-
+
130708873 is a prime number
BaseRepresentation
bin1111100101001…
…11010110001001
3100002221200212101
413302213112021
5231430140443
620545313401
73145002301
oct762472611
9302850771
10130708873
1167866569
1237935861
1321106339
1413506601
15b71d84d
hex7ca7589

130708873 has 2 divisors, whose sum is σ = 130708874. Its totient is φ = 130708872.

The previous prime is 130708867. The next prime is 130708883. The reversal of 130708873 is 378807031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73736569 + 56972304 = 8587^2 + 7548^2 .

It is an emirp because it is prime and its reverse (378807031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130708873 - 25 = 130708841 is a prime.

It is not a weakly prime, because it can be changed into another prime (130708883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65354436 + 65354437.

It is an arithmetic number, because the mean of its divisors is an integer number (65354437).

Almost surely, 2130708873 is an apocalyptic number.

It is an amenable number.

130708873 is a deficient number, since it is larger than the sum of its proper divisors (1).

130708873 is an equidigital number, since it uses as much as digits as its factorization.

130708873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 130708873 is about 11432.7981264431. The cubic root of 130708873 is about 507.4988043037.

The spelling of 130708873 in words is "one hundred thirty million, seven hundred eight thousand, eight hundred seventy-three".