Base | Representation |
---|---|
bin | 1000111000110011… |
… | …0111101000000000 |
3 | 20011021012001121120 |
4 | 2032030313220000 |
5 | 14341222110430 |
6 | 1032422352240 |
7 | 113056304034 |
oct | 21614675000 |
9 | 6137161546 |
10 | 2385738240 |
11 | 10147614a6 |
12 | 566b8b680 |
13 | 2c0364342 |
14 | 188bca1c4 |
15 | de6aa610 |
hex | 8e337a00 |
2385738240 has 80 divisors (see below), whose sum is σ = 7626931488. Its totient is φ = 636194816.
The previous prime is 2385738209. The next prime is 2385738247. The reversal of 2385738240 is 428375832.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 2385738192 and 2385738201.
It is not an unprimeable number, because it can be changed into a prime (2385738247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147642 + ... + 163001.
Almost surely, 22385738240 is an apocalyptic number.
2385738240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2385738240 is an abundant number, since it is smaller than the sum of its proper divisors (5241193248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2385738240 is an equidigital number, since it uses as much as digits as its factorization.
2385738240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310669 (or 310653 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 42.
The square root of 2385738240 is about 48844.0194906193. The cubic root of 2385738240 is about 1336.2086040457.
The spelling of 2385738240 in words is "two billion, three hundred eighty-five million, seven hundred thirty-eight thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •