Base | Representation |
---|---|
bin | 110101111101… |
… | …100011000010 |
3 | 222121200021221 |
4 | 311331203002 |
5 | 12110130410 |
6 | 1223105254 |
7 | 231144124 |
oct | 65754302 |
9 | 28550257 |
10 | 14145730 |
11 | 7a91995 |
12 | 48a222a |
13 | 2c13871 |
14 | 1c43214 |
15 | 13964da |
hex | d7d8c2 |
14145730 has 8 divisors (see below), whose sum is σ = 25462332. Its totient is φ = 5658288.
The previous prime is 14145727. The next prime is 14145739. The reversal of 14145730 is 3754141.
It can be written as a sum of positive squares in 2 ways, for example, as 12866569 + 1279161 = 3587^2 + 1131^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 14145695 and 14145704.
It is not an unprimeable number, because it can be changed into a prime (14145739) 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 3 ways as a sum of consecutive naturals, for example, 707277 + ... + 707296.
Almost surely, 214145730 is an apocalyptic number.
14145730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
14145730 is a deficient number, since it is larger than the sum of its proper divisors (11316602).
14145730 is a wasteful number, since it uses less digits than its factorization.
14145730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1414580.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 14145730 is about 3761.0809616386. The cubic root of 14145730 is about 241.8476034333.
Adding to 14145730 its reverse (3754141), we get a palindrome (17899871).
The spelling of 14145730 in words is "fourteen million, one hundred forty-five thousand, seven hundred thirty".
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