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130686260251 is a prime number
BaseRepresentation
bin111100110110110000…
…0100001010000011011
3110111022202020212201011
41321231200201100123
54120121140312001
6140011512034351
712304345612051
oct1715540412033
9414282225634
10130686260251
1150472a94668
12213b26929b7
13c4291130a1
14647a6a81d1
1535ed21ed51
hex1e6d82141b

130686260251 has 2 divisors, whose sum is σ = 130686260252. Its totient is φ = 130686260250.

The previous prime is 130686260213. The next prime is 130686260279. The reversal of 130686260251 is 152062686031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130686260251 - 211 = 130686258203 is a prime.

It is not a weakly prime, because it can be changed into another prime (130686260281) 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 as a sum of consecutive naturals, namely, 65343130125 + 65343130126.

It is an arithmetic number, because the mean of its divisors is an integer number (65343130126).

Almost surely, 2130686260251 is an apocalyptic number.

130686260251 is a deficient number, since it is larger than the sum of its proper divisors (1).

130686260251 is an equidigital number, since it uses as much as digits as its factorization.

130686260251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 130686260251 in words is "one hundred thirty billion, six hundred eighty-six million, two hundred sixty thousand, two hundred fifty-one".