Base | Representation |
---|---|
bin | 110100110000… |
… | …101000011110 |
3 | 222000200010122 |
4 | 310300220132 |
5 | 12020040221 |
6 | 1212234542 |
7 | 225362462 |
oct | 64605036 |
9 | 28020118 |
10 | 13830686 |
11 | 7897221 |
12 | 476ba52 |
13 | 2b3334c |
14 | 1ba04a2 |
15 | 1332eab |
hex | d30a1e |
13830686 has 8 divisors (see below), whose sum is σ = 20799480. Its totient is φ = 6897528.
The previous prime is 13830679. The next prime is 13830697. The reversal of 13830686 is 68603831.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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, 7916 + ... + 9503.
It is an arithmetic number, because the mean of its divisors is an integer number (2599935).
Almost surely, 213830686 is an apocalyptic number.
13830686 is a deficient number, since it is larger than the sum of its proper divisors (6968794).
13830686 is a wasteful number, since it uses less digits than its factorization.
13830686 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17818.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 13830686 is about 3718.9630275118. The cubic root of 13830686 is about 240.0386858935.
The spelling of 13830686 in words is "thirteen million, eight hundred thirty thousand, six hundred eighty-six".
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