Base | Representation |
---|---|
bin | 1011001101011011001… |
… | …10010110101001000001 |
3 | 1100211011210011001200201 |
4 | 11212231212112221001 |
5 | 22302304114230141 |
6 | 452535302045201 |
7 | 36553511045401 |
oct | 5465546265101 |
9 | 1324153131621 |
10 | 385164601921 |
11 | 139390416230 |
12 | 62792a19801 |
13 | 2a422c34598 |
14 | 148dbb88801 |
15 | a04429a031 |
hex | 59ad996a41 |
385164601921 has 8 divisors (see below), whose sum is σ = 420339909888. Its totient is φ = 350016018000.
The previous prime is 385164601919. The next prime is 385164601963. The reversal of 385164601921 is 129106461583.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 385164601921 - 21 = 385164601919 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (385164601421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6650865 + ... + 6708526.
It is an arithmetic number, because the mean of its divisors is an integer number (52542488736).
Almost surely, 2385164601921 is an apocalyptic number.
It is an amenable number.
385164601921 is a deficient number, since it is larger than the sum of its proper divisors (35175307967).
385164601921 is a wasteful number, since it uses less digits than its factorization.
385164601921 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13362023.
The product of its (nonzero) digits is 311040, while the sum is 46.
The spelling of 385164601921 in words is "three hundred eighty-five billion, one hundred sixty-four million, six hundred one thousand, nine hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •