38989 is an odd 5-digits composite number following 38988
and preceding 38990 . In scientific notation, it is written as 3.8989 × 10^4.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 38556 positive integers (up to 38989) that are relatively prime to 38989.
38989 has 4 divisors, whose sum is 39424
The reverse of 38989 is 98983
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 37
Digital Root 1
Name
thirty-eight thousand nine hundred eighty-nine
Scientific notation
3.8989 × 10^4
Engineering notation
3.8989 × 10^3
Prime Factorization
127 × 307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38989
Product of the distinct prime numbers
The prime factorization of 38989 is 127 × 307.
Since it has a total of 2 prime factors.
4 , 9 , 63 , 16 , 757 , 553 , 3988 , 9094 , 64051 , 93238 , 406677 , 368751 , 9848249 , 7381774 , 3908500 , 90653074 , 377126257 , 500070472 , 1720829317 , 4089387592
n×2
77978
n×3
116967
n×4
155956
n×5
194945
n÷2
19494.5
n÷3
12996.333333333
n÷3
9747.25
n÷5
7797.8
n2
1520142121
n3
59268821155669
n4
2310832068038378641
n5
9.0097031500748E+22
2 √n
197.45632428464
3 √n
33.908925811888
4 √n
14.051915324419
5 √n
8.2830144554465
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
-38988
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 38989 can be divided by 4 positive divisors.
The sum of these divisors (counting 38989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001001101
3
Ternary
1222111001
4
Quaternary
21201031
5
Quinary
2221424
6
Senary
500301
8
Octal
114115
10
Decimal
38989
12
Duodecimal
1a691
16
Hexadecimal
984d
20
Vigesimal
4h99
36
Base36
u31
md5
0675170749aa61a7db2338194d5bc87d
sha1
b21e9e5752a27f89226217451c434d355892ab47
sha256
492af1f3c8f280170c3946d0bf502de6180f463df700e61e81025af7c7500953
sha512
66130d027601d6f4bfb116ff1a4d865c0126974efb45d28724b27e8027409631c511599faf3b06ec2c0206bc236d2a50615c2fc5711010cc8090047d30ee2697
ripemd-160
2466608e98dc293a89a4d048c3566f8137716b7c
Diameter
77978
Circumference
244975.11194162
Area
4775667319.746
Volume
2.482646575061E+14
Surface area
19102669278.984
Circumference
244975.11194162
Perimeter
155956
Area
1520142121
Diagonal
55138.772583365
Surface area
9120852726
Volume
59268821155669
Space diagonal
67530.928936303
Perimeter
116967
Area
658240847.07438
Altitude
33765.464468151
Surface area
658240847.07438
Volume
6984897558684.4
Height
18379.590861122