Search a number
-
+
67230833 is a prime number
BaseRepresentation
bin1000000000111…
…01110001110001
311200111200100212
410000131301301
5114202341313
610400553505
71444311155
oct400356161
9150450325
1067230833
1134a4a57a
121a622895
1310c0c277
148d01065
155d803a8
hex401dc71

67230833 has 2 divisors, whose sum is σ = 67230834. Its totient is φ = 67230832.

The previous prime is 67230829. The next prime is 67230859. The reversal of 67230833 is 33803276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67043344 + 187489 = 8188^2 + 433^2 .

It is a cyclic number.

It is not a de Polignac number, because 67230833 - 22 = 67230829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 67230833.

It is not a weakly prime, because it can be changed into another prime (67230433) 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, 33615416 + 33615417.

It is an arithmetic number, because the mean of its divisors is an integer number (33615417).

Almost surely, 267230833 is an apocalyptic number.

It is an amenable number.

67230833 is a deficient number, since it is larger than the sum of its proper divisors (1).

67230833 is an equidigital number, since it uses as much as digits as its factorization.

67230833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 67230833 is about 8199.4410175328. The cubic root of 67230833 is about 406.6207128790.

The spelling of 67230833 in words is "sixty-seven million, two hundred thirty thousand, eight hundred thirty-three".