Search a number
-
+
15007361 is a prime number
BaseRepresentation
bin111001001111…
…111010000001
31001020110020012
4321033322001
512320213421
61253354305
7241363145
oct71177201
931213205
1015007361
118520286
125038995
133155ac5
141dc9225
1514b695b
hexe4fe81

15007361 has 2 divisors, whose sum is σ = 15007362. Its totient is φ = 15007360.

The previous prime is 15007351. The next prime is 15007373. The reversal of 15007361 is 16370051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12117361 + 2890000 = 3481^2 + 1700^2 .

It is an emirp because it is prime and its reverse (16370051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15007361 - 214 = 14990977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15007351) 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, 7503680 + 7503681.

It is an arithmetic number, because the mean of its divisors is an integer number (7503681).

Almost surely, 215007361 is an apocalyptic number.

It is an amenable number.

15007361 is a deficient number, since it is larger than the sum of its proper divisors (1).

15007361 is an equidigital number, since it uses as much as digits as its factorization.

15007361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 15007361 is about 3873.9335306636. The cubic root of 15007361 is about 246.6615425849.

The spelling of 15007361 in words is "fifteen million, seven thousand, three hundred sixty-one".