Base | Representation |
---|---|
bin | 1010111100101001… |
… | …1001110101001000 |
3 | 21120210202110110201 |
4 | 2233022121311020 |
5 | 22004304140130 |
6 | 1203335221544 |
7 | 132552610135 |
oct | 25712316510 |
9 | 7523673421 |
10 | 2938740040 |
11 | 1278929985 |
12 | 6a02178b4 |
13 | 37aab5c42 |
14 | 1dc41b58c |
15 | 122ee2bca |
hex | af299d48 |
2938740040 has 32 divisors (see below), whose sum is σ = 6652745280. Its totient is φ = 1168281792.
The previous prime is 2938740031. The next prime is 2938740043. The reversal of 2938740040 is 400478392.
It is a happy number.
2938740040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (2938740043) 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, 218844 + ... + 231883.
It is an arithmetic number, because the mean of its divisors is an integer number (207898290).
Almost surely, 22938740040 is an apocalyptic number.
2938740040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2938740040 is an abundant number, since it is smaller than the sum of its proper divisors (3714005240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2938740040 is a wasteful number, since it uses less digits than its factorization.
2938740040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 450901 (or 450897 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 2938740040 is about 54210.1470206455. The cubic root of 2938740040 is about 1432.3650757654.
The spelling of 2938740040 in words is "two billion, nine hundred thirty-eight million, seven hundred forty thousand, forty".
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