Base | Representation |
---|---|
bin | 1000010001011001… |
… | …0001010001101010 |
3 | 12201202010112221112 |
4 | 2010112101101222 |
5 | 14021412233232 |
6 | 1004155310322 |
7 | 106011230066 |
oct | 20426212152 |
9 | 5652115845 |
10 | 2220430442 |
11 | a3a41428a |
12 | 51b74b3a2 |
13 | 295035989 |
14 | 170c78aa6 |
15 | cee054b2 |
hex | 8459146a |
2220430442 has 32 divisors (see below), whose sum is σ = 3584020608. Its totient is φ = 1029261376.
The previous prime is 2220430427. The next prime is 2220430483. The reversal of 2220430442 is 2440340222.
It is a super-2 number, since 2×22204304422 = 9860622695520630728, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196868 + ... + 207840.
It is an arithmetic number, because the mean of its divisors is an integer number (112000644).
Almost surely, 22220430442 is an apocalyptic number.
2220430442 is a deficient number, since it is larger than the sum of its proper divisors (1363590166).
2220430442 is a wasteful number, since it uses less digits than its factorization.
2220430442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11134.
The product of its (nonzero) digits is 3072, while the sum is 23.
The square root of 2220430442 is about 47121.4435474976. The cubic root of 2220430442 is about 1304.6050569623.
Adding to 2220430442 its reverse (2440340222), we get a palindrome (4660770664).
The spelling of 2220430442 in words is "two billion, two hundred twenty million, four hundred thirty thousand, four hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •