Search a number
-
+
15163117 is a prime number
BaseRepresentation
bin111001110101…
…111011101101
31001112100212221
4321311323231
512340204432
61300555341
7242612224
oct71657355
931470787
1015163117
118617302
1250b2b51
1331ab978
142029cbb
1514e7b97
hexe75eed

15163117 has 2 divisors, whose sum is σ = 15163118. Its totient is φ = 15163116.

The previous prime is 15163111. The next prime is 15163139. The reversal of 15163117 is 71136151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13329801 + 1833316 = 3651^2 + 1354^2 .

It is a cyclic number.

It is not a de Polignac number, because 15163117 - 219 = 14638829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15163091 and 15163100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15163111) 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, 7581558 + 7581559.

It is an arithmetic number, because the mean of its divisors is an integer number (7581559).

Almost surely, 215163117 is an apocalyptic number.

It is an amenable number.

15163117 is a deficient number, since it is larger than the sum of its proper divisors (1).

15163117 is an equidigital number, since it uses as much as digits as its factorization.

15163117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 630, while the sum is 25.

The square root of 15163117 is about 3893.9847200522. The cubic root of 15163117 is about 247.5119444632.

Adding to 15163117 its reverse (71136151), we get a palindrome (86299268).

The spelling of 15163117 in words is "fifteen million, one hundred sixty-three thousand, one hundred seventeen".