388798857 is an odd 9-digits composite number following 388798856
and preceding 388798858 . In scientific notation, it is written as 3.88798857 × 10^8.
The sum of its digits is 63. It has a total of 4 prime factors and 12 positive divisors.
There are 243952128 positive integers (up to 388798857) that are relatively prime to 388798857.
388798857 has 12 divisors, whose sum is 594633780
The reverse of 388798857 is 758897883
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 63
Digital Root 9
Name
three hundred eighty-eight million seven hundred ninety-eight thousand eight hundred fifty-seven
Scientific notation
3.88798857 × 10^8
Engineering notation
3.88798857 × 10^6
Prime Factorization
3 × 3 × 17 × 2541169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129599619
Product of the distinct prime numbers
The prime factorization of 388798857 is 3 × 3 × 17 × 2541169.
Since it has a total of 4 prime factors.
1 , 3 , 95 , 43 , 907 , 174 , 7104 , 5871 , 79736 , 27401 , 72798 , 821175 , 9648954 , 4045272 , 91003962 , 84867378 , 510961076 , 742026243 , 3988490284 , 1522319122
n×2
777597714
n×3
1166396571
n×4
1555195428
n×5
1943994285
n÷2
194399428.5
n÷3
129599619
n÷3
97199714.25
n÷5
77759771.4
n2
151164551204506449
n3
5.877260472723E+25
n4
2.285072154086E+34
n5
8.8843344167116E+42
2 √n
19717.983086513
3 √n
729.86352424621
4 √n
140.42073595631
5 √n
52.233003086642
1 , 3 , 9 , 17 , 51 , 153 , 2541169 , 7623507 , 22870521 , 43199873 , 129599619 , 388798857
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-388798856
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388798857 can be divided by 12 positive divisors.
The sum of these divisors (counting 388798857) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111001011001001100110001001
3
Ternary
1000002121000202200
4
Quaternary
113023021212021
5
Quinary
1244013030412
6
Senary
102325150413
8
Octal
2713114611
10
Decimal
388798857
12
Duodecimal
aa25b409
16
Hexadecimal
172c9989
20
Vigesimal
619jh2h
36
Base36
6fhb49
md5
b0e17825e3fe2e1b443f1c6b7685bdc3
sha1
fdf1fcfb8434ebdc96500687c1ab7a83a04744cf
sha256
f174b5c50fa340a24fd1ea73d372d1f90fad52ec8e6cd018d2155f4783131716
sha512
ccb992dccb64e8d25737735db071611398d15005ac3a60d5ca518efb7074d6d6e5c3f5a0b532f252ee2f9e053d1bf4dbfc46ef19af858187eb63067601803098
ripemd-160
ccde25a1c9e7506d7e3ce24a931c8afeaa6c3aa8
Diameter
777597714
Circumference
2442895265.7506
Area
4.7489744354728E+17
Volume
2.461861109912E+26
Surface area
1.8995897741891E+18
Circumference
2442895265.7506
Perimeter
1555195428
Area
151164551204506449
Diagonal
549844616.60456
Surface area
906987307227038694
Volume
5.877260472723E+25
Space diagonal
673419374.24871
Perimeter
1166396571
Area
6.5456170747388E+16
Altitude
336709687.12435
Surface area
6.5456170747388E+16
Volume
6.9264178917702E+24
Height
183281538.86819