Base | Representation |
---|---|
bin | 110000010110001… |
… | …0010010110010100 |
3 | 11012001111102112202 |
4 | 1200230102112110 |
5 | 11310242102403 |
6 | 424545504032 |
7 | 55125442604 |
oct | 14054222624 |
9 | 4161442482 |
10 | 1622222228 |
11 | 76277a630 |
12 | 393342018 |
13 | 1cb116813 |
14 | 11563ac04 |
15 | 9763d688 |
hex | 60b12594 |
1622222228 has 48 divisors (see below), whose sum is σ = 3234772800. Its totient is φ = 705242880.
The previous prime is 1622222221. The next prime is 1622222309. The reversal of 1622222228 is 8222222261.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 1622222228.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1622222221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87608 + ... + 104496.
It is an arithmetic number, because the mean of its divisors is an integer number (67391100).
Almost surely, 21622222228 is an apocalyptic number.
It is an amenable number.
1622222228 is a deficient number, since it is larger than the sum of its proper divisors (1612550572).
1622222228 is a wasteful number, since it uses less digits than its factorization.
1622222228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17000 (or 16998 counting only the distinct ones).
The product of its digits is 6144, while the sum is 29.
The square root of 1622222228 is about 40276.8199837078. The cubic root of 1622222228 is about 1174.9970672629.
Adding to 1622222228 its reverse (8222222261), we get a palindrome (9844444489).
The spelling of 1622222228 in words is "one billion, six hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •