Base | Representation |
---|---|
bin | 1001000110100000… |
… | …0100011000101010 |
3 | 20022021022102101110 |
4 | 2101220010120222 |
5 | 20000424400132 |
6 | 1042234131150 |
7 | 114354600123 |
oct | 22150043052 |
9 | 6267272343 |
10 | 2443200042 |
11 | 1044139398 |
12 | 582280ab6 |
13 | 2cc232bca |
14 | 1926a704a |
15 | e475b1cc |
hex | 91a0462a |
2443200042 has 64 divisors (see below), whose sum is σ = 5058256896. Its totient is φ = 786377280.
The previous prime is 2443200037. The next prime is 2443200043. The reversal of 2443200042 is 2400023442.
It is a junction number, because it is equal to n+sod(n) for n = 2443199991 and 2443200018.
It is not an unprimeable number, because it can be changed into a prime (2443200043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9289603 + ... + 9289865.
It is an arithmetic number, because the mean of its divisors is an integer number (79035264).
Almost surely, 22443200042 is an apocalyptic number.
2443200042 is an abundant number, since it is smaller than the sum of its proper divisors (2615056854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2443200042 is a wasteful number, since it uses less digits than its factorization.
2443200042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 675.
The product of its (nonzero) digits is 1536, while the sum is 21.
The square root of 2443200042 is about 49428.7370059159. The cubic root of 2443200042 is about 1346.8513803938.
Adding to 2443200042 its reverse (2400023442), we get a palindrome (4843223484).
The spelling of 2443200042 in words is "two billion, four hundred forty-three million, two hundred thousand, forty-two".
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