Base | Representation |
---|---|
bin | 1001000011111… |
… | …10001010001101 |
3 | 12022000220220112 |
4 | 10201332022031 |
5 | 123424423341 |
6 | 11313125405 |
7 | 1612052543 |
oct | 441761215 |
9 | 168026815 |
10 | 76014221 |
11 | 399a9678 |
12 | 21559865 |
13 | 1299613a |
14 | a149d93 |
15 | 6a17aeb |
hex | 487e28d |
76014221 has 2 divisors, whose sum is σ = 76014222. Its totient is φ = 76014220.
The previous prime is 76014217. The next prime is 76014229. The reversal of 76014221 is 12241067.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 42432196 + 33582025 = 6514^2 + 5795^2 .
It is an emirp because it is prime and its reverse (12241067) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 76014221 - 22 = 76014217 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (76014229) 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 as a sum of consecutive naturals, namely, 38007110 + 38007111.
It is an arithmetic number, because the mean of its divisors is an integer number (38007111).
Almost surely, 276014221 is an apocalyptic number.
It is an amenable number.
76014221 is a deficient number, since it is larger than the sum of its proper divisors (1).
76014221 is an equidigital number, since it uses as much as digits as its factorization.
76014221 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 76014221 is about 8718.6134792179. The cubic root of 76014221 is about 423.6087767985.
Adding to 76014221 its reverse (12241067), we get a palindrome (88255288).
The spelling of 76014221 in words is "seventy-six million, fourteen thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •