Base | Representation |
---|---|
bin | 110110011101… |
… | …110110101001 |
3 | 222212101210221 |
4 | 312131312221 |
5 | 12123344212 |
6 | 1230010041 |
7 | 232234663 |
oct | 66356651 |
9 | 28771727 |
10 | 14278057 |
11 | 8072352 |
12 | 4946921 |
13 | 2c5bb71 |
14 | 1c79533 |
15 | 13c0807 |
hex | d9dda9 |
14278057 has 2 divisors, whose sum is σ = 14278058. Its totient is φ = 14278056.
The previous prime is 14278049. The next prime is 14278091. The reversal of 14278057 is 75087241.
It is a happy number.
It is an a-pointer prime, because the next prime (14278091) can be obtained adding 14278057 to its sum of digits (34).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 14258176 + 19881 = 3776^2 + 141^2 .
It is an emirp because it is prime and its reverse (75087241) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 14278057 - 23 = 14278049 is a prime.
It is not a weakly prime, because it can be changed into another prime (14278027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7139028 + 7139029.
It is an arithmetic number, because the mean of its divisors is an integer number (7139029).
Almost surely, 214278057 is an apocalyptic number.
It is an amenable number.
14278057 is a deficient number, since it is larger than the sum of its proper divisors (1).
14278057 is an equidigital number, since it uses as much as digits as its factorization.
14278057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15680, while the sum is 34.
The square root of 14278057 is about 3778.6316306303. The cubic root of 14278057 is about 242.5993895919.
The spelling of 14278057 in words is "fourteen million, two hundred seventy-eight thousand, fifty-seven".
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