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10242163 = 31132933
BaseRepresentation
bin100111000100…
…100001110011
3201021100121101
4213010201303
510110222123
61003305231
7153025351
oct47044163
921240541
1010242163
1158660a8
12351b217
132177b69
1415087d1
15d74aad
hex9c4873

10242163 has 4 divisors (see below), whose sum is σ = 10275408. Its totient is φ = 10208920.

The previous prime is 10242161. The next prime is 10242173. The reversal of 10242163 is 36124201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36124201 = 172124953.

It is a cyclic number.

It is not a de Polignac number, because 10242163 - 21 = 10242161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10242163.

It is not an unprimeable number, because it can be changed into a prime (10242161) 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 in 3 ways as a sum of consecutive naturals, for example, 16156 + ... + 16777.

It is an arithmetic number, because the mean of its divisors is an integer number (2568852).

Almost surely, 210242163 is an apocalyptic number.

10242163 is a deficient number, since it is larger than the sum of its proper divisors (33245).

10242163 is an equidigital number, since it uses as much as digits as its factorization.

10242163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33244.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 10242163 is about 3200.3379509046. The cubic root of 10242163 is about 217.1686980566.

Adding to 10242163 its reverse (36124201), we get a palindrome (46366364).

The spelling of 10242163 in words is "ten million, two hundred forty-two thousand, one hundred sixty-three".

Divisors: 1 311 32933 10242163