Base | Representation |
---|---|
bin | 110111111100… |
… | …001000011100 |
3 | 1000121000112021 |
4 | 313330020130 |
5 | 12223223340 |
6 | 1242145524 |
7 | 235433554 |
oct | 67741034 |
9 | 30530467 |
10 | 14664220 |
11 | 830649a |
12 | 4ab22a4 |
13 | 306586c |
14 | 1d3a164 |
15 | 1449e4a |
hex | dfc21c |
14664220 has 24 divisors (see below), whose sum is σ = 30898224. Its totient is φ = 5846016.
The previous prime is 14664197. The next prime is 14664229. The reversal of 14664220 is 2246641.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14664229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5884 + ... + 7996.
It is an arithmetic number, because the mean of its divisors is an integer number (1287426).
Almost surely, 214664220 is an apocalyptic number.
14664220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14664220 is an abundant number, since it is smaller than the sum of its proper divisors (16234004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14664220 is a wasteful number, since it uses less digits than its factorization.
14664220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2469 (or 2467 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 14664220 is about 3829.3889852038. The cubic root of 14664220 is about 244.7670700219.
It can be divided in two parts, 14664 and 220, that added together give a square (14884 = 1222).
The spelling of 14664220 in words is "fourteen million, six hundred sixty-four thousand, two hundred twenty".
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