Base | Representation |
---|---|
bin | 110010100010… |
… | …111001010100 |
3 | 220221011202122 |
4 | 302202321110 |
5 | 11343001012 |
6 | 1151555112 |
7 | 220424060 |
oct | 62427124 |
9 | 26834678 |
10 | 13250132 |
11 | 7530025 |
12 | 452ba98 |
13 | 298c01c |
14 | 1a8caa0 |
15 | 126ae72 |
hex | ca2e54 |
13250132 has 12 divisors (see below), whose sum is σ = 26500320. Its totient is φ = 5678616.
The previous prime is 13250101. The next prime is 13250137. The reversal of 13250132 is 23105231.
13250132 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 13250132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13250137) 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 3 ways as a sum of consecutive naturals, for example, 236582 + ... + 236637.
It is an arithmetic number, because the mean of its divisors is an integer number (2208360).
Almost surely, 213250132 is an apocalyptic number.
It is an amenable number.
13250132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13250132 is a wasteful number, since it uses less digits than its factorization.
13250132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 473230 (or 473228 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 13250132 is about 3640.0730761895. The cubic root of 13250132 is about 236.6319603496.
Adding to 13250132 its reverse (23105231), we get a palindrome (36355363).
The spelling of 13250132 in words is "thirteen million, two hundred fifty thousand, one hundred thirty-two".
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