386985121 is an odd 9-digits composite number following 386985120
and preceding 386985122 . In scientific notation, it is written as 3.86985121 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 374213520 positive integers (up to 386985121) that are relatively prime to 386985121.
386985121 has 8 divisors, whose sum is 399776000
The reverse of 386985121 is 121589683
Previous prime number is 1549
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
three hundred eighty-six million nine hundred eighty-five thousand one hundred twenty-one
Scientific notation
3.86985121 × 10^8
Engineering notation
3.86985121 × 10^6
Prime Factorization
31 × 1549 × 8059
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
386985121
Product of the distinct prime numbers
The prime factorization of 386985121 is 31 × 1549 × 8059.
Since it has a total of 3 prime factors.
2 , 6 , 34 , 48 , 687 , 287 , 9459 , 6272 , 2526 , 82023 , 96935 , 985630 , 3778626 , 8911385 , 65809130 , 84058726 , 47368821 , 794263482 , 9674957605 , 8739952285
n×2
773970242
n×3
1160955363
n×4
1547940484
n×5
1934925605
n÷2
193492560.5
n÷3
128995040.33333
n÷3
96746280.25
n÷5
77397024.2
n2
149757483875384641
n3
5.7953918018171E+25
n4
2.2427303976686E+34
n5
8.6790329431216E+42
2 √n
19671.937398233
3 √n
728.72682374583
4 √n
140.2566839699
5 √n
52.184178790597
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
-386985120
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 386985121 can be divided by 8 positive divisors.
The sum of these divisors (counting 386985121) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111000100001110110010100001
3
Ternary
222222011212210021
4
Quaternary
113010032302201
5
Quinary
1243032010441
6
Senary
102222233441
8
Octal
2704166241
10
Decimal
386985121
12
Duodecimal
a9725881
16
Hexadecimal
1710eca1
20
Vigesimal
60id2g1
36
Base36
6eefmp
md5
cede6dd2f107e899ae75f77290ff02eb
sha1
687c7edb8f20841559f6c37eee7b6ade7e141190
sha256
c8d8d2dc2ab4fb0e1869e2f02f5857ec06e7618eae76323109e4887a45469c1d
sha512
45f79ed1745f2879c7e1a816661408b7e2b314d15a196d3f8b0b71ca35ef16d818227764145cf4bea4a4bf1cdfb929a70d52c81c5c8e71fccf0d2b831c1c1a44
ripemd-160
906d43087c0078d35526cc70faf7418900f37103
Diameter
773970242
Circumference
2431499226.3643
Area
4.70477011163E+17
Volume
2.4275680412351E+26
Surface area
1.881908044652E+18
Circumference
2431499226.3643
Perimeter
1547940484
Area
149757483875384641
Diagonal
547279606.55479
Surface area
898544903252307846
Volume
5.7953918018171E+25
Space diagonal
670277891.34519
Perimeter
1160955363
Area
6.4846892721461E+16
Altitude
335138945.67259
Surface area
6.4846892721461E+16
Volume
6.8299347378297E+24
Height
182426535.51826