Search a number
-
+
130130047987 is a prime number
BaseRepresentation
bin111100100110001011…
…0101111001111110011
3110102212222122100220221
41321030112233033303
54113001243013422
6135440402313511
712254513105002
oct1711426571763
9412788570827
10130130047987
1150208024105
1221278358897
13c36ab090c4
14642687cc39
1535b94a13c7
hex1e4c5af3f3

130130047987 has 2 divisors, whose sum is σ = 130130047988. Its totient is φ = 130130047986.

The previous prime is 130130047939. The next prime is 130130048003. The reversal of 130130047987 is 789740031031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130130047987 - 215 = 130130015219 is a prime.

It is not a weakly prime, because it can be changed into another prime (130130047937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65065023993 + 65065023994.

It is an arithmetic number, because the mean of its divisors is an integer number (65065023994).

Almost surely, 2130130047987 is an apocalyptic number.

130130047987 is a deficient number, since it is larger than the sum of its proper divisors (1).

130130047987 is an equidigital number, since it uses as much as digits as its factorization.

130130047987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 130130047987 in words is "one hundred thirty billion, one hundred thirty million, forty-seven thousand, nine hundred eighty-seven".