Base | Representation |
---|---|
bin | 111000101110… |
… | …110110101011 |
3 | 1000222120112001 |
4 | 320232312223 |
5 | 12301400404 |
6 | 1250431431 |
7 | 240260353 |
oct | 70566653 |
9 | 30876461 |
10 | 14871979 |
11 | 84385a1 |
12 | 4b92577 |
13 | 31092b5 |
14 | 1d91b63 |
15 | 148b7a4 |
hex | e2edab |
14871979 has 2 divisors, whose sum is σ = 14871980. Its totient is φ = 14871978.
The previous prime is 14871973. The next prime is 14872009. The reversal of 14871979 is 97917841.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 14871979 - 215 = 14839211 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (14871973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7435989 + 7435990.
It is an arithmetic number, because the mean of its divisors is an integer number (7435990).
Almost surely, 214871979 is an apocalyptic number.
14871979 is a deficient number, since it is larger than the sum of its proper divisors (1).
14871979 is an equidigital number, since it uses as much as digits as its factorization.
14871979 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 127008, while the sum is 46.
The square root of 14871979 is about 3856.4204905586. The cubic root of 14871979 is about 245.9175864679.
It can be divided in two parts, 148 and 71979, that added together give a palindrome (72127).
The spelling of 14871979 in words is "fourteen million, eight hundred seventy-one thousand, nine hundred seventy-nine".
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