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14815093 is a prime number
BaseRepresentation
bin111000100000…
…111101110101
31000212200111011
4320200331311
512243040333
61245312221
7236632456
oct70407565
930780434
1014815093
1183a9887
124b65671
1330b9437
141d7912d
1514799cd
hexe20f75

14815093 has 2 divisors, whose sum is σ = 14815094. Its totient is φ = 14815092.

The previous prime is 14815081. The next prime is 14815123. The reversal of 14815093 is 39051841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13235044 + 1580049 = 3638^2 + 1257^2 .

It is an emirp because it is prime and its reverse (39051841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14815093 - 25 = 14815061 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14815033) 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, 7407546 + 7407547.

It is an arithmetic number, because the mean of its divisors is an integer number (7407547).

Almost surely, 214815093 is an apocalyptic number.

It is an amenable number.

14815093 is a deficient number, since it is larger than the sum of its proper divisors (1).

14815093 is an equidigital number, since it uses as much as digits as its factorization.

14815093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 14815093 is about 3849.0379317435. The cubic root of 14815093 is about 245.6036371642.

The spelling of 14815093 in words is "fourteen million, eight hundred fifteen thousand, ninety-three".