Base | Representation |
---|---|
bin | 110110010101… |
… | …001110100000 |
3 | 222210121100011 |
4 | 312111032200 |
5 | 12121231340 |
6 | 1225134304 |
7 | 232026652 |
oct | 66251640 |
9 | 28717304 |
10 | 14242720 |
11 | 8048848 |
12 | 492a394 |
13 | 2c48a5b |
14 | 1c6a6d2 |
15 | 13b50ea |
hex | d953a0 |
14242720 has 24 divisors (see below), whose sum is σ = 33648804. Its totient is φ = 5697024.
The previous prime is 14242667. The next prime is 14242721. The reversal of 14242720 is 2724241.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 13868176 + 374544 = 3724^2 + 612^2 .
It is a junction number, because it is equal to n+sod(n) for n = 14242691 and 14242700.
It is not an unprimeable number, because it can be changed into a prime (14242721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44349 + ... + 44668.
Almost surely, 214242720 is an apocalyptic number.
14242720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14242720 is an abundant number, since it is smaller than the sum of its proper divisors (19406084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14242720 is an equidigital number, since it uses as much as digits as its factorization.
14242720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89032 (or 89024 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 22.
The square root of 14242720 is about 3773.9528348934. The cubic root of 14242720 is about 242.3990865059.
Adding to 14242720 its reverse (2724241), we get a palindrome (16966961).
The spelling of 14242720 in words is "fourteen million, two hundred forty-two thousand, seven hundred twenty".
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