Base | Representation |
---|---|
bin | 111001101111… |
… | …010110000010 |
3 | 1001110222212102 |
4 | 321233112002 |
5 | 12333324010 |
6 | 1300230402 |
7 | 242440442 |
oct | 71572602 |
9 | 31428772 |
10 | 15136130 |
11 | 85a8aa9 |
12 | 509b402 |
13 | 319c5b9 |
14 | 2020122 |
15 | 14deba5 |
hex | e6f582 |
15136130 has 16 divisors (see below), whose sum is σ = 27329400. Its totient is φ = 6035712.
The previous prime is 15136117. The next prime is 15136169. The reversal of 15136130 is 3163151.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 9138529 + 5997601 = 3023^2 + 2449^2 .
It is a Curzon number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 1322 + ... + 5658.
Almost surely, 215136130 is an apocalyptic number.
15136130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15136130 is a deficient number, since it is larger than the sum of its proper divisors (12193270).
15136130 is a wasteful number, since it uses less digits than its factorization.
15136130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4693.
The product of its (nonzero) digits is 270, while the sum is 20.
The square root of 15136130 is about 3890.5179603749. The cubic root of 15136130 is about 247.3650183945.
Adding to 15136130 its reverse (3163151), we get a palindrome (18299281).
The spelling of 15136130 in words is "fifteen million, one hundred thirty-six thousand, one hundred thirty".
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