Base | Representation |
---|---|
bin | 1001000101110101… |
… | …1110001101100000 |
3 | 20022002002021221220 |
4 | 2101131132031200 |
5 | 14444222002430 |
6 | 1042054415040 |
7 | 114322150434 |
oct | 22135361540 |
9 | 6262067856 |
10 | 2440422240 |
11 | 1042611393 |
12 | 581361480 |
13 | 2cb79c739 |
14 | 1921829c4 |
15 | e43ad110 |
hex | 9175e360 |
2440422240 has 48 divisors (see below), whose sum is σ = 7687331568. Its totient is φ = 650779136.
The previous prime is 2440422217. The next prime is 2440422247. The reversal of 2440422240 is 422240442.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 2440422240.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2440422247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2541627 + ... + 2542586.
It is an arithmetic number, because the mean of its divisors is an integer number (160152741).
Almost surely, 22440422240 is an apocalyptic number.
2440422240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2440422240 is an abundant number, since it is smaller than the sum of its proper divisors (5246909328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2440422240 is a wasteful number, since it uses less digits than its factorization.
2440422240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5084231 (or 5084223 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 24.
The square root of 2440422240 is about 49400.6299554975. The cubic root of 2440422240 is about 1346.3407515493.
Adding to 2440422240 its reverse (422240442), we get a palindrome (2862662682).
The spelling of 2440422240 in words is "two billion, four hundred forty million, four hundred twenty-two thousand, two hundred forty".
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