Base | Representation |
---|---|
bin | 110111000110… |
… | …010110011011 |
3 | 1000011211100102 |
4 | 313012112123 |
5 | 12144201211 |
6 | 1233330015 |
7 | 233525405 |
oct | 67062633 |
9 | 30154312 |
10 | 14443931 |
11 | 8175a37 |
12 | 4a0690b |
13 | 2cb9508 |
14 | 1cbdb75 |
15 | 1404a3b |
hex | dc659b |
14443931 has 24 divisors (see below), whose sum is σ = 16710624. Its totient is φ = 12446720.
The previous prime is 14443921. The next prime is 14443937. The reversal of 14443931 is 13934441.
It is not a de Polignac number, because 14443931 - 26 = 14443867 is a prime.
It is a super-2 number, since 2×144439312 = 417254285465522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 14443894 and 14443903.
It is not an unprimeable number, because it can be changed into a prime (14443937) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272501 + ... + 272553.
It is an arithmetic number, because the mean of its divisors is an integer number (696276).
Almost surely, 214443931 is an apocalyptic number.
14443931 is a deficient number, since it is larger than the sum of its proper divisors (2266693).
14443931 is a wasteful number, since it uses less digits than its factorization.
14443931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151 (or 134 counting only the distinct ones).
The product of its digits is 5184, while the sum is 29.
The square root of 14443931 is about 3800.5172016451. The cubic root of 14443931 is about 243.5352334868.
The spelling of 14443931 in words is "fourteen million, four hundred forty-three thousand, nine hundred thirty-one".
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