Base | Representation |
---|---|
bin | 1001011101010010… |
… | …0101110001111010 |
3 | 20112221010020020000 |
4 | 2113110211301322 |
5 | 20144410212432 |
6 | 1055530213430 |
7 | 116625036420 |
oct | 22724456172 |
9 | 6487106200 |
10 | 2538757242 |
11 | 109307598a |
12 | 5aa284276 |
13 | 315c7c428 |
14 | 1a125d110 |
15 | ecd3457c |
hex | 97525c7a |
2538757242 has 40 divisors (see below), whose sum is σ = 6501370656. Its totient is φ = 725358888.
The previous prime is 2538757241. The next prime is 2538757261. The reversal of 2538757242 is 2427578352.
2538757242 is a `hidden beast` number, since 2 + 5 + 38 + 7 + 572 + 42 = 666.
It is not an unprimeable number, because it can be changed into a prime (2538757241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1118248 + ... + 1120515.
Almost surely, 22538757242 is an apocalyptic number.
2538757242 is an abundant number, since it is smaller than the sum of its proper divisors (3962613414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2538757242 is a wasteful number, since it uses less digits than its factorization.
2538757242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2238784 (or 2238775 counting only the distinct ones).
The product of its digits is 940800, while the sum is 45.
The square root of 2538757242 is about 50386.0818282192. The cubic root of 2538757242 is about 1364.1864298144.
The spelling of 2538757242 in words is "two billion, five hundred thirty-eight million, seven hundred fifty-seven thousand, two hundred forty-two".
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