Base | Representation |
---|---|
bin | 111001010001… |
… | …010100001111 |
3 | 1001020202011001 |
4 | 321101110033 |
5 | 12320410020 |
6 | 1253441131 |
7 | 241416034 |
oct | 71212417 |
9 | 31222131 |
10 | 15013135 |
11 | 8524655 |
12 | 50401a7 |
13 | 3158617 |
14 | 1dcb38b |
15 | 14b850a |
hex | e5150f |
15013135 has 16 divisors (see below), whose sum is σ = 19791360. Its totient is φ = 10882080.
The previous prime is 15013127. The next prime is 15013139. The reversal of 15013135 is 53131051.
15013135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 15013135 - 23 = 15013127 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15013139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1251 + ... + 5620.
It is an arithmetic number, because the mean of its divisors is an integer number (1236960).
Almost surely, 215013135 is an apocalyptic number.
15013135 is a deficient number, since it is larger than the sum of its proper divisors (4778225).
15013135 is a wasteful number, since it uses less digits than its factorization.
15013135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6918.
The product of its (nonzero) digits is 225, while the sum is 19.
The square root of 15013135 is about 3874.6786963566. The cubic root of 15013135 is about 246.6931724216.
Adding to 15013135 its reverse (53131051), we get a palindrome (68144186).
The spelling of 15013135 in words is "fifteen million, thirteen thousand, one hundred thirty-five".
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