Base | Representation |
---|---|
bin | 110010101000… |
… | …010101111100 |
3 | 220222022101000 |
4 | 302220111330 |
5 | 11344204234 |
6 | 1152250300 |
7 | 220546113 |
oct | 62502574 |
9 | 26868330 |
10 | 13272444 |
11 | 7545869 |
12 | 4540990 |
13 | 2999223 |
14 | 1a96c7a |
15 | 1272899 |
hex | ca857c |
13272444 has 48 divisors (see below), whose sum is σ = 36439200. Its totient is φ = 4163328.
The previous prime is 13272443. The next prime is 13272451. The reversal of 13272444 is 44427231.
13272444 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13272443) 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, 1779 + ... + 5450.
It is an arithmetic number, because the mean of its divisors is an integer number (759150).
Almost surely, 213272444 is an apocalyptic number.
It is an amenable number.
13272444 is an abundant number, since it is smaller than the sum of its proper divisors (23166756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13272444 is a wasteful number, since it uses less digits than its factorization.
13272444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7259 (or 7251 counting only the distinct ones).
The product of its digits is 5376, while the sum is 27.
The square root of 13272444 is about 3643.1365607125. The cubic root of 13272444 is about 236.7647079968.
Adding to 13272444 its reverse (44427231), we get a palindrome (57699675).
The spelling of 13272444 in words is "thirteen million, two hundred seventy-two thousand, four hundred forty-four".
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