Base | Representation |
---|---|
bin | 1001000110010001… |
… | …0101101111001100 |
3 | 20022012110202111200 |
4 | 2101210111233030 |
5 | 20000202110130 |
6 | 1042201145500 |
7 | 114343356222 |
oct | 22144255714 |
9 | 6265422450 |
10 | 2442222540 |
11 | 1043630a3a |
12 | 581a8b290 |
13 | 2cbc7ccc4 |
14 | 1924d0b12 |
15 | e4616760 |
hex | 91915bcc |
2442222540 has 72 divisors (see below), whose sum is σ = 7412631408. Its totient is φ = 650858880.
The previous prime is 2442222493. The next prime is 2442222569. The reversal of 2442222540 is 452222442.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395275 + ... + 401405.
It is an arithmetic number, because the mean of its divisors is an integer number (102953214).
Almost surely, 22442222540 is an apocalyptic number.
2442222540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2442222540 is an abundant number, since it is smaller than the sum of its proper divisors (4970408868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2442222540 is a wasteful number, since it uses less digits than its factorization.
2442222540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8359 (or 8354 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 27.
The square root of 2442222540 is about 49418.8480238057. The cubic root of 2442222540 is about 1346.6717354589.
Adding to 2442222540 its reverse (452222442), we get a palindrome (2894444982).
The spelling of 2442222540 in words is "two billion, four hundred forty-two million, two hundred twenty-two thousand, five hundred forty".
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