Search a number
-
+
10297849 is a prime number
BaseRepresentation
bin100111010010…
…000111111001
3201101011222211
4213102013321
510114012344
61004415121
7153346612
oct47220771
921334884
1010297849
1158a3a21
1235474a1
132197303
141520c09
15d86334
hex9d21f9

10297849 has 2 divisors, whose sum is σ = 10297850. Its totient is φ = 10297848.

The previous prime is 10297843. The next prime is 10297873. The reversal of 10297849 is 94879201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6985449 + 3312400 = 2643^2 + 1820^2 .

It is an emirp because it is prime and its reverse (94879201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10297849 - 29 = 10297337 is a prime.

It is not a weakly prime, because it can be changed into another prime (10297843) 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, 5148924 + 5148925.

It is an arithmetic number, because the mean of its divisors is an integer number (5148925).

Almost surely, 210297849 is an apocalyptic number.

It is an amenable number.

10297849 is a deficient number, since it is larger than the sum of its proper divisors (1).

10297849 is an equidigital number, since it uses as much as digits as its factorization.

10297849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 10297849 is about 3209.0261762722. The cubic root of 10297849 is about 217.5615644633.

The spelling of 10297849 in words is "ten million, two hundred ninety-seven thousand, eight hundred forty-nine".