389920385 is an odd 9-digits composite number following 389920384
and preceding 389920386 . In scientific notation, it is written as 3.89920385 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 311936304 positive integers (up to 389920385) that are relatively prime to 389920385.
389920385 has 4 divisors, whose sum is 467904468
The reverse of 389920385 is 583029983
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
three hundred eighty-nine million nine hundred twenty thousand three hundred eighty-five
Scientific notation
3.89920385 × 10^8
Engineering notation
3.89920385 × 10^6
Prime Factorization
5 × 77984077
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
389920385
Product of the distinct prime numbers
The prime factorization of 389920385 is 5 × 77984077.
Since it has a total of 2 prime factors.
4 , 9 , 52 , 46 , 170 , 299 , 3613 , 4599 , 67675 , 10449 , 101811 , 209361 , 4292058 , 9412542 , 71362097 , 43073025 , 105219083 , 368670430 , 2607190922 , 3907570924
n×2
779840770
n×3
1169761155
n×4
1559681540
n×5
1949601925
n÷2
194960192.5
n÷3
129973461.66667
n÷3
97480096.25
n÷5
77984077
n2
152037906638548225
n3
5.9282679091097E+25
n4
2.3115525055032E+34
n5
9.0132144289352E+42
2 √n
19746.40182413
3 √n
730.56463790144
4 √n
140.52189090718
5 √n
52.263102609011
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-389920384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 389920385 can be divided by 4 positive divisors.
The sum of these divisors (counting 389920385) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111001111011011011010000001
3
Ternary
1000011201000012202
4
Quaternary
113033123122001
5
Quinary
1244304423020
6
Senary
102405202545
8
Octal
2717333201
10
Decimal
389920385
12
Duodecimal
aa700455
16
Hexadecimal
173db681
20
Vigesimal
61h00j5
36
Base36
6g5cht
md5
798f9e0512ead6ed48f9eef857d818da
sha1
0a780e0b8a63f46ea8caf6ce1d30c3e057724401
sha256
bbda148eaf8be886bab8927c6ff00f8f6bf6388d1c9db4648749e904ebd9af17
sha512
40406ada21dcfda92f9173890370404127c2bae984c4192776c4fd2bd387d5cda27b5f8583e5e12fb9e26465a7a3f95d2798de28bb1dfb4533fe79820deb10c7
ripemd-160
207fb0c033a0a736c8081cb27836e3197d54bccd
Diameter
779840770
Circumference
2449942034.0018
Area
4.7764117056283E+17
Volume
2.4832270549028E+26
Surface area
1.9105646822513E+18
Circumference
2449942034.0018
Perimeter
1559681540
Area
152037906638548225
Diagonal
551430696.71274
Surface area
912227439831289350
Volume
5.9282679091097E+25
Space diagonal
675361917.72682
Perimeter
1169761155
Area
6.5834344743595E+16
Altitude
337680958.86341
Surface area
6.5834344743595E+16
Volume
6.9865307320367E+24
Height
183810232.23758