Base | Representation |
---|---|
bin | 110010001000… |
… | …000110010001 |
3 | 220201121012100 |
4 | 302020012101 |
5 | 11330442434 |
6 | 1145351013 |
7 | 216456054 |
oct | 62100621 |
9 | 26647170 |
10 | 13140369 |
11 | 7465610 |
12 | 4498469 |
13 | 2951088 |
14 | 1a60a9b |
15 | 1248699 |
hex | c88191 |
13140369 has 24 divisors (see below), whose sum is σ = 20820384. Its totient is φ = 7920000.
The previous prime is 13140367. The next prime is 13140389. The reversal of 13140369 is 96304131.
13140369 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13140369 - 21 = 13140367 is a prime.
It is a super-2 number, since 2×131403692 = 345338594912322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13140367) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32569 + ... + 32969.
It is an arithmetic number, because the mean of its divisors is an integer number (867516).
Almost surely, 213140369 is an apocalyptic number.
It is an amenable number.
13140369 is a deficient number, since it is larger than the sum of its proper divisors (7680015).
13140369 is a wasteful number, since it uses less digits than its factorization.
13140369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 749 (or 746 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 13140369 is about 3624.9646894832. The cubic root of 13140369 is about 235.9767345159.
The spelling of 13140369 in words is "thirteen million, one hundred forty thousand, three hundred sixty-nine".
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