Base | Representation |
---|---|
bin | 1001000110101110… |
… | …1010100111000000 |
3 | 20022100002022221022 |
4 | 2101223222213000 |
5 | 20001200034130 |
6 | 1042310245012 |
7 | 114365605313 |
oct | 22153524700 |
9 | 6270068838 |
10 | 2444143040 |
11 | 1044722929 |
12 | 582656768 |
13 | 2cc4a31b1 |
14 | 19287097a |
15 | e48957e5 |
hex | 91aea9c0 |
2444143040 has 112 divisors (see below), whose sum is σ = 6329549952. Its totient is φ = 895205376.
The previous prime is 2444143019. The next prime is 2444143043. The reversal of 2444143040 is 403414442.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2444143043) 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, 195209 + ... + 207351.
Almost surely, 22444143040 is an apocalyptic number.
2444143040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2444143040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3164774976).
2444143040 is an abundant number, since it is smaller than the sum of its proper divisors (3885406912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2444143040 is a wasteful number, since it uses less digits than its factorization.
2444143040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12214 (or 12204 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 26.
The square root of 2444143040 is about 49438.2750508146. The cubic root of 2444143040 is about 1347.0246387936.
Adding to 2444143040 its reverse (403414442), we get a palindrome (2847557482).
The spelling of 2444143040 in words is "two billion, four hundred forty-four million, one hundred forty-three thousand, forty".
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