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10112209 is a prime number
BaseRepresentation
bin100110100100…
…110011010001
3201000202100021
4212210303101
510042042314
61000423441
7151644442
oct46446321
921022307
1010112209
1157874a8
123477b81
132130973
1414b32c9
15d4b324
hex9a4cd1

10112209 has 2 divisors, whose sum is σ = 10112210. Its totient is φ = 10112208.

The previous prime is 10112197. The next prime is 10112239. The reversal of 10112209 is 90221101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10061584 + 50625 = 3172^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 10112209 - 211 = 10110161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10112192 and 10112201.

It is not a weakly prime, because it can be changed into another prime (10112239) 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, 5056104 + 5056105.

It is an arithmetic number, because the mean of its divisors is an integer number (5056105).

Almost surely, 210112209 is an apocalyptic number.

It is an amenable number.

10112209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112209 is an equidigital number, since it uses as much as digits as its factorization.

10112209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 10112209 is about 3179.9699684117. The cubic root of 10112209 is about 216.2462968393.

The spelling of 10112209 in words is "ten million, one hundred twelve thousand, two hundred nine".