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10405049 is a prime number
BaseRepresentation
bin100111101100…
…010010111001
3201120122001012
4213230102321
510130430144
61011003305
7154304264
oct47542271
921518035
1010405049
115967516
123599535
132204045
14154bcdb
15da7e9e
hex9ec4b9

10405049 has 2 divisors, whose sum is σ = 10405050. Its totient is φ = 10405048.

The previous prime is 10405019. The next prime is 10405099. The reversal of 10405049 is 94050401.

It is a happy number.

10405049 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7463824 + 2941225 = 2732^2 + 1715^2 .

It is a cyclic number.

It is not a de Polignac number, because 10405049 - 216 = 10339513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10405019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5202524 + 5202525.

It is an arithmetic number, because the mean of its divisors is an integer number (5202525).

Almost surely, 210405049 is an apocalyptic number.

It is an amenable number.

10405049 is a deficient number, since it is larger than the sum of its proper divisors (1).

10405049 is an equidigital number, since it uses as much as digits as its factorization.

10405049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 10405049 is about 3225.6858185508. The cubic root of 10405049 is about 218.3138942479.

The spelling of 10405049 in words is "ten million, four hundred five thousand, forty-nine".