Base | Representation |
---|---|
bin | 110100101111… |
… | …110010001101 |
3 | 222000111101000 |
4 | 310233302031 |
5 | 12014432323 |
6 | 1212210513 |
7 | 225346401 |
oct | 64576215 |
9 | 28014330 |
10 | 13827213 |
11 | 7894654 |
12 | 4769a39 |
13 | 2b318aa |
14 | 1b9d101 |
15 | 1331e43 |
hex | d2fc8d |
13827213 has 16 divisors (see below), whose sum is σ = 20606400. Its totient is φ = 9163440.
The previous prime is 13827211. The next prime is 13827217. The reversal of 13827213 is 31272831.
It is not a de Polignac number, because 13827213 - 21 = 13827211 is a prime.
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 (13827211) 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, 3403 + ... + 6263.
It is an arithmetic number, because the mean of its divisors is an integer number (1287900).
Almost surely, 213827213 is an apocalyptic number.
It is an amenable number.
13827213 is a deficient number, since it is larger than the sum of its proper divisors (6779187).
13827213 is a wasteful number, since it uses less digits than its factorization.
13827213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3049 (or 3043 counting only the distinct ones).
The product of its digits is 2016, while the sum is 27.
The square root of 13827213 is about 3718.4960669604. The cubic root of 13827213 is about 240.0185923097.
The spelling of 13827213 in words is "thirteen million, eight hundred twenty-seven thousand, two hundred thirteen".
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