Base | Representation |
---|---|
bin | 110101011010… |
… | …100001000111 |
3 | 222100101110202 |
4 | 311122201013 |
5 | 12041032442 |
6 | 1220041115 |
7 | 230005610 |
oct | 65324107 |
9 | 28311422 |
10 | 14002247 |
11 | 79a4106 |
12 | 483319b |
13 | 2b9346c |
14 | 1c06c07 |
15 | 1368c32 |
hex | d5a847 |
14002247 has 4 divisors (see below), whose sum is σ = 16002576. Its totient is φ = 12001920.
The previous prime is 14002231. The next prime is 14002253. The reversal of 14002247 is 74220041.
14002247 is digitally balanced in base 2, base 3 and base 8, because in such bases it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74220041 = 7 ⋅10602863.
It is not a de Polignac number, because 14002247 - 24 = 14002231 is a prime.
It is a Duffinian number.
14002247 is strictly pandigital in base 8.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14002217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000154 + ... + 1000167.
It is an arithmetic number, because the mean of its divisors is an integer number (4000644).
Almost surely, 214002247 is an apocalyptic number.
14002247 is a deficient number, since it is larger than the sum of its proper divisors (2000329).
14002247 is an equidigital number, since it uses as much as digits as its factorization.
14002247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2000328.
The product of its (nonzero) digits is 448, while the sum is 20.
The square root of 14002247 is about 3741.9576427319. The cubic root of 14002247 is about 241.0271199889.
Adding to 14002247 its reverse (74220041), we get a palindrome (88222288).
The spelling of 14002247 in words is "fourteen million, two thousand, two hundred forty-seven".
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