Base | Representation |
---|---|
bin | 110111000011… |
… | …100010100100 |
3 | 1000011020120002 |
4 | 313003202210 |
5 | 12143314140 |
6 | 1233200432 |
7 | 233450012 |
oct | 67034244 |
9 | 30136502 |
10 | 14432420 |
11 | 8168322 |
12 | 4a00118 |
13 | 2cb41c2 |
14 | 1cb98b2 |
15 | 1401415 |
hex | dc38a4 |
14432420 has 12 divisors (see below), whose sum is σ = 30308124. Its totient is φ = 5772960.
The previous prime is 14432413. The next prime is 14432423. The reversal of 14432420 is 2423441.
It can be written as a sum of positive squares in 2 ways, for example, as 1658944 + 12773476 = 1288^2 + 3574^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 721621 = 14432420 / (1 + 4 + 4 + 3 + 2 + 4 + 2 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 14432392 and 14432401.
It is not an unprimeable number, because it can be changed into a prime (14432423) 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, 360791 + ... + 360830.
It is an arithmetic number, because the mean of its divisors is an integer number (2525677).
Almost surely, 214432420 is an apocalyptic number.
14432420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14432420 is an abundant number, since it is smaller than the sum of its proper divisors (15875704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14432420 is a wasteful number, since it uses less digits than its factorization.
14432420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 721630 (or 721628 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 14432420 is about 3799.0025006572. The cubic root of 14432420 is about 243.4705216687.
Adding to 14432420 its reverse (2423441), we get a palindrome (16855861).
The spelling of 14432420 in words is "fourteen million, four hundred thirty-two thousand, four hundred twenty".
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