Base | Representation |
---|---|
bin | 100111010101111100… |
… | …100111010001000000 |
3 | 11001001001210202210012 |
4 | 213111330213101000 |
5 | 1143004000022034 |
6 | 31223502324052 |
7 | 3023564166161 |
oct | 472574472100 |
9 | 131031722705 |
10 | 42244142144 |
11 | 16a08798276 |
12 | 822b589628 |
13 | 3ca2c9ac19 |
14 | 208a659768 |
15 | 1173a22cce |
hex | 9d5f27440 |
42244142144 has 28 divisors (see below), whose sum is σ = 84838208784. Its totient is φ = 20867585664.
The previous prime is 42244142111. The next prime is 42244142179. The reversal of 42244142144 is 44124144224.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 42244142144.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3970982 + ... + 3981605.
It is an arithmetic number, because the mean of its divisors is an integer number (3029936028).
Almost surely, 242244142144 is an apocalyptic number.
It is an amenable number.
42244142144 is an abundant number, since it is smaller than the sum of its proper divisors (42594066640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42244142144 is an equidigital number, since it uses as much as digits as its factorization.
42244142144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7952682 (or 7952672 counting only the distinct ones).
The product of its digits is 32768, while the sum is 32.
Adding to 42244142144 its reverse (44124144224), we get a palindrome (86368286368).
The spelling of 42244142144 in words is "forty-two billion, two hundred forty-four million, one hundred forty-two thousand, one hundred forty-four".
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