Base | Representation |
---|---|
bin | 110110111111… |
… | …001001101000 |
3 | 1000010022220011 |
4 | 312333021220 |
5 | 12142230230 |
6 | 1232541304 |
7 | 233343415 |
oct | 66771150 |
9 | 30108804 |
10 | 14414440 |
11 | 8155867 |
12 | 49b1834 |
13 | 2ca8c71 |
14 | 1cb310c |
15 | 13eae2a |
hex | dbf268 |
14414440 has 32 divisors (see below), whose sum is σ = 32805000. Its totient is φ = 5699584.
The previous prime is 14414437. The next prime is 14414441. The reversal of 14414440 is 4441441.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 7518564 + 6895876 = 2742^2 + 2626^2 .
It is not an unprimeable number, because it can be changed into a prime (14414441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1536 + ... + 5584.
Almost surely, 214414440 is an apocalyptic number.
14414440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14414440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16402500).
14414440 is an abundant number, since it is smaller than the sum of its proper divisors (18390560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14414440 is a wasteful number, since it uses less digits than its factorization.
14414440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4149 (or 4145 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 22.
The square root of 14414440 is about 3796.6353525194. The cubic root of 14414440 is about 243.3693739490.
Adding to 14414440 its reverse (4441441), we get a palindrome (18855881).
The spelling of 14414440 in words is "fourteen million, four hundred fourteen thousand, four hundred forty".
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