Base | Representation |
---|---|
bin | 110011011011… |
… | …010100111001 |
3 | 221100220211102 |
4 | 303123110321 |
5 | 11422400043 |
6 | 1200541145 |
7 | 222406001 |
oct | 63332471 |
9 | 27326742 |
10 | 13481273 |
11 | 7678753 |
12 | 46217b5 |
13 | 2a402b0 |
14 | 1b0d001 |
15 | 12b46b8 |
hex | cdb539 |
13481273 has 8 divisors (see below), whose sum is σ = 14582400. Its totient is φ = 12389328.
The previous prime is 13481269. The next prime is 13481287. The reversal of 13481273 is 37218431.
It is a Cunningham number, because it is equal to 2383+1.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13481273 - 22 = 13481269 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13481173) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938 + ... + 5276.
It is an arithmetic number, because the mean of its divisors is an integer number (1822800).
Almost surely, 213481273 is an apocalyptic number.
13481273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13481273 is a deficient number, since it is larger than the sum of its proper divisors (1101127).
13481273 is a wasteful number, since it uses less digits than its factorization.
13481273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4591.
The product of its digits is 4032, while the sum is 29.
The square root of 13481273 is about 3671.6853078661. The cubic root of 13481273 is about 238.0000058847. Note that the first 5 decimals are identical.
The spelling of 13481273 in words is "thirteen million, four hundred eighty-one thousand, two hundred seventy-three".
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