Base | Representation |
---|---|
bin | 10110111010111… |
… | …001100001111001 |
3 | 222210120120222202 |
4 | 112322321201321 |
5 | 1241420214440 |
6 | 102053555545 |
7 | 12346345133 |
oct | 2672714171 |
9 | 883516882 |
10 | 384538745 |
11 | 188075718 |
12 | a8945bb5 |
13 | 6188a026 |
14 | 390dc053 |
15 | 23b5c615 |
hex | 16eb9879 |
384538745 has 8 divisors (see below), whose sum is σ = 461754816. Its totient is φ = 307425456.
The previous prime is 384538727. The next prime is 384538801. The reversal of 384538745 is 547835483.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 384538745 - 28 = 384538489 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 384538745.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 17207 + ... + 32636.
It is an arithmetic number, because the mean of its divisors is an integer number (57719352).
Almost surely, 2384538745 is an apocalyptic number.
It is an amenable number.
384538745 is a deficient number, since it is larger than the sum of its proper divisors (77216071).
384538745 is a wasteful number, since it uses less digits than its factorization.
384538745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51391.
The product of its digits is 1612800, while the sum is 47.
The square root of 384538745 is about 19609.6594820002. The cubic root of 384538745 is about 727.1879965659.
The spelling of 384538745 in words is "three hundred eighty-four million, five hundred thirty-eight thousand, seven hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •