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16924993 is a prime number
BaseRepresentation
bin100000010010…
…0000101000001
31011211212201121
41000210011001
513313044433
61402432241
7263601001
oct100440501
934755647
1016924993
11960aaa8
125802681
1336778b7
142368001
151744c2d
hex1024141

16924993 has 2 divisors, whose sum is σ = 16924994. Its totient is φ = 16924992.

The previous prime is 16924969. The next prime is 16924997. The reversal of 16924993 is 39942961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13454224 + 3470769 = 3668^2 + 1863^2 .

It is a cyclic number.

It is not a de Polignac number, because 16924993 - 25 = 16924961 is a prime.

It is not a weakly prime, because it can be changed into another prime (16924997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8462496 + 8462497.

It is an arithmetic number, because the mean of its divisors is an integer number (8462497).

Almost surely, 216924993 is an apocalyptic number.

It is an amenable number.

16924993 is a deficient number, since it is larger than the sum of its proper divisors (1).

16924993 is an equidigital number, since it uses as much as digits as its factorization.

16924993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 43.

The square root of 16924993 is about 4113.9996353913. Note that the first 3 decimals coincide. The cubic root of 16924993 is about 256.7494365839.

The spelling of 16924993 in words is "sixteen million, nine hundred twenty-four thousand, nine hundred ninety-three".