Base | Representation |
---|---|
bin | 110101010110… |
… | …100011010001 |
3 | 222022120012001 |
4 | 311112203101 |
5 | 12040023001 |
6 | 1215434001 |
7 | 226610341 |
oct | 65264321 |
9 | 28276161 |
10 | 13986001 |
11 | 7992987 |
12 | 4825901 |
13 | 2b88c53 |
14 | 1c00d21 |
15 | 1364001 |
hex | d568d1 |
13986001 has 4 divisors (see below), whose sum is σ = 14594112. Its totient is φ = 13377892.
The previous prime is 13985989. The next prime is 13986013. The reversal of 13986001 is 10068931.
It is a happy number.
13986001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10068931 = 167 ⋅60293.
It is an interprime number because it is at equal distance from previous prime (13985989) and next prime (13986013).
It is a cyclic number.
It is not a de Polignac number, because 13986001 - 25 = 13985969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13986601) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304021 + ... + 304066.
It is an arithmetic number, because the mean of its divisors is an integer number (3648528).
Almost surely, 213986001 is an apocalyptic number.
It is an amenable number.
13986001 is a deficient number, since it is larger than the sum of its proper divisors (608111).
13986001 is an equidigital number, since it uses as much as digits as its factorization.
13986001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 608110.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 13986001 is about 3739.7862238369. The cubic root of 13986001 is about 240.9338672901.
The spelling of 13986001 in words is "thirteen million, nine hundred eighty-six thousand, one".
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