1385804945 is an odd 10-digits composite number following 1385804944
and preceding 1385804946 . In scientific notation, it is written as 1.385804945 × 10^9.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 950266224 positive integers (up to 1385804945) that are relatively prime to 1385804945.
1385804945 has 8 divisors, whose sum is 1900532544
The reverse of 1385804945 is 5494085831
Previous prime number is 7
Is Prime? no Number parity odd Number length 10 Sum of Digits 47 Digital Root 2
Name
one billion three hundred eighty-five million eight hundred four thousand nine hundred forty-five
Scientific notation
1.385804945 × 10^9
Engineering notation
1.385804945 × 10^9
Prime Factorization
5 × 7 × 39594427
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1385804945 Product of the distinct prime numbers
The prime factorization of 1385804945 is 5 × 7 × 39594427.
Since it has a total of 3 prime factors.
2 , 9 , 17 , 72 , 390 , 737 , 6821 , 3147 , 74435 , 74318 , 482108 , 202745 , 5766106 , 5560943 , 99738929 , 43593489 , 608540230 , 547617528 , 1695521976 , 5221647411
n×2
2771609890
n×3
4157414835
n×4
5543219780
n×5
6929024725
n÷2
692902472.5
n÷3
461934981.66667
n÷3
346451236.25
n÷5
277160989
n2
1920455345586453025
n3
2.6613765145654E+27
n4
3.6881487343916E+36
n5
5.1110547540153E+45
2 √n37226.401182494
3 √n1114.8951740419
4 √n192.94144495803
5 √n67.350437523257
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1385804944 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1385804945 can be divided by 8 positive divisors.
The sum of these divisors (counting 1385804945) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010100110011011010010010001
3
Ternary
10120120122012000002
4
Quaternary
1102212123102101
5
Quinary
10314231224240
6
Senary
345302335345
8
Octal
12246332221
10
Decimal
1385804945
12
Duodecimal
32812a555
16
Hexadecimal
5299b491
20
Vigesimal
11d15c75
36
Base36
mx2lxt
md5
ace1cd5844d27e55943d3e60a1380d0f
sha1
50bb2b71a0beaa13229f060c1db7ed85a96b8a43
sha256
c231091aa8c6d426693229d81434fdf7f47a9d6fae0b0f6eae1fbd4cc4800925
sha512
f54c4cd5eedab262f2243d740b3b746da86fadfa6507ed49b130001b3b6a411d8ca0b01b98a80a66ffd139f78128fbfc52c645289a2d63cb200ca4aa3153a230
ripemd-160
b7f064250111badf78f54f0e5251d7ae890f53ac
Diameter
2771609890
Circumference
8707269269.0408
Area
6.0332884052416E+18
Volume
1.114794787546E+28
Surface area
2.4133153620967E+19
Circumference
8707269269.0408
Perimeter
5543219780
Area
1920455345586453025
Diagonal
1959824148.0227
Surface area
1.1522732073519E+19
Volume
2.6613765145654E+27
Space diagonal
2400284574.1202
Perimeter
4157414835
Area
8.3158155805575E+17
Altitude
1200142287.0601
Surface area
8.3158155805575E+17
Volume
3.136462301233E+26
Height
653274716.00757