Base | Representation |
---|---|
bin | 101010011000010… |
… | …0000000001011010 |
3 | 10200002202002120202 |
4 | 1110300200001122 |
5 | 10403013001333 |
6 | 353034222202 |
7 | 50144542142 |
oct | 12460400132 |
9 | 3602662522 |
10 | 1422000218 |
11 | 66a7558a1 |
12 | 338284962 |
13 | 1987b2462 |
14 | d6bdb922 |
15 | 84c8d5e8 |
hex | 54c2005a |
1422000218 has 4 divisors (see below), whose sum is σ = 2133000330. Its totient is φ = 711000108.
The previous prime is 1422000211. The next prime is 1422000233. The reversal of 1422000218 is 8120002241.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1120040089 + 301960129 = 33467^2 + 17377^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1422000218.
It is not an unprimeable number, because it can be changed into a prime (1422000211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355500053 + ... + 355500056.
Almost surely, 21422000218 is an apocalyptic number.
1422000218 is a deficient number, since it is larger than the sum of its proper divisors (711000112).
1422000218 is an equidigital number, since it uses as much as digits as its factorization.
1422000218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 711000111.
The product of its (nonzero) digits is 256, while the sum is 20.
The square root of 1422000218 is about 37709.4181604543. The cubic root of 1422000218 is about 1124.5183697701.
Adding to 1422000218 its reverse (8120002241), we get a palindrome (9542002459).
The spelling of 1422000218 in words is "one billion, four hundred twenty-two million, two hundred eighteen", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •