388989863 is an odd 9-digits composite number following 388989862
and preceding 388989864 . In scientific notation, it is written as 3.88989863 × 10^8.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 382612920 positive integers (up to 388989863) that are relatively prime to 388989863.
388989863 has 4 divisors, whose sum is 395366808
The reverse of 388989863 is 368989883
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 62
Digital Root 8
Name
three hundred eighty-eight million nine hundred eighty-nine thousand eight hundred sixty-three
Scientific notation
3.88989863 × 10^8
Engineering notation
3.88989863 × 10^6
Prime Factorization
61 × 6376883
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
388989863
Product of the distinct prime numbers
The prime factorization of 388989863 is 61 × 6376883.
Since it has a total of 2 prime factors.
3 , 10 , 55 , 31 , 960 , 794 , 8140 , 6332 , 42468 , 3474 , 821694 , 892363 , 8251533 , 6311435 , 65689102 , 35813779 , 525069069 , 886308062 , 2676595191 , 5013173158
n×2
777979726
n×3
1166969589
n×4
1555959452
n×5
1944949315
n÷2
194494931.5
n÷3
129663287.66667
n÷3
97247465.75
n÷5
77797972.6
n2
151313113516758769
n3
5.8859267296987E+25
n4
2.2895658322136E+34
n5
8.9061789940223E+42
2 √n
19722.825938491
3 √n
729.98302518857
4 √n
140.43797897467
5 √n
52.238134201023
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
-388989862
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 388989863 can be divided by 4 positive divisors.
The sum of these divisors (counting 388989863) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111001011111000001110100111
3
Ternary
1000002221201202222
4
Quaternary
113023320032213
5
Quinary
1244040133423
6
Senary
102333222555
8
Octal
2713701647
10
Decimal
388989863
12
Duodecimal
aa331a5b
16
Hexadecimal
172f83a7
20
Vigesimal
61b3ed3
36
Base36
6flehz
md5
71804a6327719408568c5003b7058117
sha1
b065ffcfc43dc0dad2271aa27a8951495621cc54
sha256
2b93e9697199dba4d78c840af94d5c38ac1b2e22dad0d1de4d9bbfbf4431e327
sha512
11c2fd518717eac98eb7ed994a70d7d4ebb614a70a7892288627a863b8d376d781d80929c25be5a1fa72e52a9011ffe8ebc5a86ca6227a297e6addd7f7fd4aaa
ripemd-160
f6dc0c2c123c400253b021a7724a63083d243816
Diameter
777979726
Circumference
2444095391.8434
Area
4.7536416581605E+17
Volume
2.4654912231452E+26
Surface area
1.9014566632642E+18
Circumference
2444095391.8434
Perimeter
1555959452
Area
151313113516758769
Diagonal
550114739.88025
Surface area
907878681100552614
Volume
5.8859267296987E+25
Space diagonal
673750206.34526
Perimeter
1166969589
Area
6.5520500115616E+16
Altitude
336875103.17263
Surface area
6.5520500115616E+16
Volume
6.9366311735619E+24
Height
183371579.96008