Base | Representation |
---|---|
bin | 111111111000001… |
… | …1111111111001011 |
3 | 12112101020000222101 |
4 | 1333300133333023 |
5 | 13342203422423 |
6 | 552404534231 |
7 | 104054525650 |
oct | 17760377713 |
9 | 5471200871 |
10 | 2143420363 |
11 | 9aa9a5497 |
12 | 4b99b1377 |
13 | 2820b1496 |
14 | 16494dc27 |
15 | c82927ad |
hex | 7fc1ffcb |
2143420363 has 32 divisors (see below), whose sum is σ = 2577801600. Its totient is φ = 1743565824.
The previous prime is 2143420339. The next prime is 2143420373. The reversal of 2143420363 is 3630243412.
It is not a de Polignac number, because 2143420363 - 29 = 2143419851 is a prime.
It is a super-3 number, since 3×21434203633 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2143420313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3473631 + ... + 3474247.
It is an arithmetic number, because the mean of its divisors is an integer number (80556300).
Almost surely, 22143420363 is an apocalyptic number.
2143420363 is a deficient number, since it is larger than the sum of its proper divisors (434381237).
2143420363 is a wasteful number, since it uses less digits than its factorization.
2143420363 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 919.
The product of its (nonzero) digits is 10368, while the sum is 28.
The square root of 2143420363 is about 46297.0880617777. The cubic root of 2143420363 is about 1289.3449317165.
Adding to 2143420363 its reverse (3630243412), we get a palindrome (5773663775).
The spelling of 2143420363 in words is "two billion, one hundred forty-three million, four hundred twenty thousand, three hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •