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15234069 = 383193317
BaseRepresentation
bin111010000111…
…010000010101
31001122222012210
4322013100111
512344442234
61302304033
7243326124
oct72072025
931588183
1015234069
118665644
125128019
133205056
142047abb
15150dbe9
hexe87415

15234069 has 16 divisors (see below), whose sum is σ = 20728512. Its totient is φ = 9950208.

The previous prime is 15234061. The next prime is 15234071. The reversal of 15234069 is 96043251.

It is not a de Polignac number, because 15234069 - 23 = 15234061 is a prime.

It is a super-2 number, since 2×152340692 = 464153716593522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15234061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47899 + ... + 48215.

It is an arithmetic number, because the mean of its divisors is an integer number (1295532).

Almost surely, 215234069 is an apocalyptic number.

It is an amenable number.

15234069 is a deficient number, since it is larger than the sum of its proper divisors (5494443).

15234069 is a wasteful number, since it uses less digits than its factorization.

15234069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 15234069 is about 3903.0845494301. The cubic root of 15234069 is about 247.8974005444.

The spelling of 15234069 in words is "fifteen million, two hundred thirty-four thousand, sixty-nine".

Divisors: 1 3 83 193 249 317 579 951 16019 26311 48057 61181 78933 183543 5078023 15234069