Base | Representation |
---|---|
bin | 110101001100… |
… | …010110010011 |
3 | 222020102212021 |
4 | 311030112103 |
5 | 12032203321 |
6 | 1214512311 |
7 | 226344451 |
oct | 65142623 |
9 | 28212767 |
10 | 13944211 |
11 | 7964546 |
12 | 4805697 |
13 | 2b72c18 |
14 | 1bcd9d1 |
15 | 1356941 |
hex | d4c593 |
13944211 has 4 divisors (see below), whose sum is σ = 14120800. Its totient is φ = 13767624.
The previous prime is 13944209. The next prime is 13944221. The reversal of 13944211 is 11244931.
It is a happy number.
13944211 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.
It is a cyclic number.
It is not a de Polignac number, because 13944211 - 21 = 13944209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13944221) 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, 88176 + ... + 88333.
It is an arithmetic number, because the mean of its divisors is an integer number (3530200).
Almost surely, 213944211 is an apocalyptic number.
13944211 is a deficient number, since it is larger than the sum of its proper divisors (176589).
13944211 is an equidigital number, since it uses as much as digits as its factorization.
13944211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176588.
The product of its digits is 864, while the sum is 25.
The square root of 13944211 is about 3734.1948261975. The cubic root of 13944211 is about 240.6936587343.
The spelling of 13944211 in words is "thirteen million, nine hundred forty-four thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •