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80552041 is a prime number
BaseRepresentation
bin1001100110100…
…10000001101001
312121120110121221
410303102001221
5131110131131
611554302041
71665452413
oct463220151
9177513557
1080552041
1141518a39
1222b87921
13138c473b
14a9ab9b3
157112411
hex4cd2069

80552041 has 2 divisors, whose sum is σ = 80552042. Its totient is φ = 80552040.

The previous prime is 80552033. The next prime is 80552047. The reversal of 80552041 is 14025508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50466816 + 30085225 = 7104^2 + 5485^2 .

It is a cyclic number.

It is not a de Polignac number, because 80552041 - 23 = 80552033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80551997 and 80552015.

It is not a weakly prime, because it can be changed into another prime (80552047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40276020 + 40276021.

It is an arithmetic number, because the mean of its divisors is an integer number (40276021).

Almost surely, 280552041 is an apocalyptic number.

It is an amenable number.

80552041 is a deficient number, since it is larger than the sum of its proper divisors (1).

80552041 is an equidigital number, since it uses as much as digits as its factorization.

80552041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 80552041 is about 8975.0788854472. The cubic root of 80552041 is about 431.8757805427.

Adding to 80552041 its reverse (14025508), we get a palindrome (94577549).

The spelling of 80552041 in words is "eighty million, five hundred fifty-two thousand, forty-one".