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130108289 is a prime number
BaseRepresentation
bin1111100000101…
…00101110000001
3100001211012000112
413300110232001
5231301431124
620524401105
73136621313
oct760245601
9301735015
10130108289
1167496313
12376a6195
1320c55b6c
14133cb7b3
15b65090e
hex7c14b81

130108289 has 2 divisors, whose sum is σ = 130108290. Its totient is φ = 130108288.

The previous prime is 130108249. The next prime is 130108337. The reversal of 130108289 is 982801031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129777664 + 330625 = 11392^2 + 575^2 .

It is a cyclic number.

It is not a de Polignac number, because 130108289 - 224 = 113331073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130108249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65054144 + 65054145.

It is an arithmetic number, because the mean of its divisors is an integer number (65054145).

Almost surely, 2130108289 is an apocalyptic number.

It is an amenable number.

130108289 is a deficient number, since it is larger than the sum of its proper divisors (1).

130108289 is an equidigital number, since it uses as much as digits as its factorization.

130108289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 130108289 is about 11406.5020492700. The cubic root of 130108289 is about 506.7203218705.

The spelling of 130108289 in words is "one hundred thirty million, one hundred eight thousand, two hundred eighty-nine".