Base | Representation |
---|---|
bin | 110101111010… |
… | …000110100101 |
3 | 222120221221101 |
4 | 311322012211 |
5 | 12104202441 |
6 | 1222520101 |
7 | 231055030 |
oct | 65720645 |
9 | 28527841 |
10 | 14131621 |
11 | 7a82329 |
12 | 4896031 |
13 | 2c0a30a |
14 | 1c3c017 |
15 | 1392231 |
hex | d7a1a5 |
14131621 has 8 divisors (see below), whose sum is σ = 16424640. Its totient is φ = 11907168.
The previous prime is 14131603. The next prime is 14131633. The reversal of 14131621 is 12613141.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 14131621 - 25 = 14131589 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14131681) 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, 16696 + ... + 17521.
It is an arithmetic number, because the mean of its divisors is an integer number (2053080).
Almost surely, 214131621 is an apocalyptic number.
It is an amenable number.
14131621 is a deficient number, since it is larger than the sum of its proper divisors (2293019).
14131621 is an equidigital number, since it uses as much as digits as its factorization.
14131621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34283.
The product of its digits is 144, while the sum is 19.
The square root of 14131621 is about 3759.2048361322. The cubic root of 14131621 is about 241.7671701406.
Adding to 14131621 its reverse (12613141), we get a palindrome (26744762).
The spelling of 14131621 in words is "fourteen million, one hundred thirty-one thousand, six hundred twenty-one".
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