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11730893 is a prime number
BaseRepresentation
bin101100101111…
…111111001101
3211001222202112
4230233333031
511000342033
61055233405
7201465566
oct54577715
924058675
1011730893
116692659
123b18865
132579675
1417b516d
15106ac48
hexb2ffcd

11730893 has 2 divisors, whose sum is σ = 11730894. Its totient is φ = 11730892.

The previous prime is 11730857. The next prime is 11730913. The reversal of 11730893 is 39803711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8779369 + 2951524 = 2963^2 + 1718^2 .

It is a cyclic number.

It is not a de Polignac number, because 11730893 - 28 = 11730637 is a prime.

It is a super-2 number, since 2×117308932 = 275227701154898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11730853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5865446 + 5865447.

It is an arithmetic number, because the mean of its divisors is an integer number (5865447).

Almost surely, 211730893 is an apocalyptic number.

It is an amenable number.

11730893 is a deficient number, since it is larger than the sum of its proper divisors (1).

11730893 is an equidigital number, since it uses as much as digits as its factorization.

11730893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 11730893 is about 3425.0391238641. The cubic root of 11730893 is about 227.2185014049.

The spelling of 11730893 in words is "eleven million, seven hundred thirty thousand, eight hundred ninety-three".