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15052069 is a prime number
BaseRepresentation
bin111001011010…
…110100100101
31001022201120001
4321122310211
512323131234
61254341301
7241640404
oct71326445
931281501
1015052069
11855092a
12505a831
133170266
141ddb63b
1514c4d14
hexe5ad25

15052069 has 2 divisors, whose sum is σ = 15052070. Its totient is φ = 15052068.

The previous prime is 15052067. The next prime is 15052087. The reversal of 15052069 is 96025051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9529569 + 5522500 = 3087^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 15052069 - 21 = 15052067 is a prime.

It is a super-2 number, since 2×150520692 = 453129562361522, which contains 22 as substring.

Together with 15052067, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15052067) 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, 7526034 + 7526035.

It is an arithmetic number, because the mean of its divisors is an integer number (7526035).

Almost surely, 215052069 is an apocalyptic number.

It is an amenable number.

15052069 is a deficient number, since it is larger than the sum of its proper divisors (1).

15052069 is an equidigital number, since it uses as much as digits as its factorization.

15052069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 15052069 is about 3879.6996017733. The cubic root of 15052069 is about 246.9062405373.

The spelling of 15052069 in words is "fifteen million, fifty-two thousand, sixty-nine".