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130783841 is a prime number
BaseRepresentation
bin1111100101110…
…01101001100001
3100010002111200222
413302321221201
5231440040331
620551052425
73145433666
oct762715141
9303074628
10130783841
1167907921
1237971115
13211314b6
1413525a6d
15b735b7b
hex7cb9a61

130783841 has 2 divisors, whose sum is σ = 130783842. Its totient is φ = 130783840.

The previous prime is 130783837. The next prime is 130783867. The reversal of 130783841 is 148387031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85840225 + 44943616 = 9265^2 + 6704^2 .

It is a cyclic number.

It is not a de Polignac number, because 130783841 - 22 = 130783837 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130783831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65391920 + 65391921.

It is an arithmetic number, because the mean of its divisors is an integer number (65391921).

Almost surely, 2130783841 is an apocalyptic number.

It is an amenable number.

130783841 is a deficient number, since it is larger than the sum of its proper divisors (1).

130783841 is an equidigital number, since it uses as much as digits as its factorization.

130783841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 130783841 is about 11436.0762939043. The cubic root of 130783841 is about 507.5958109772.

The spelling of 130783841 in words is "one hundred thirty million, seven hundred eighty-three thousand, eight hundred forty-one".