138589905 is an odd 9-digits composite number following 138589904
and preceding 138589906 . In scientific notation, it is written as 1.38589905 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 73914608 positive integers (up to 138589905) that are relatively prime to 138589905.
138589905 has 8 divisors, whose sum is 221743872
The reverse of 138589905 is 509985831
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred thirty-eight million five hundred eighty-nine thousand nine hundred five
Scientific notation
1.38589905 × 10^8
Engineering notation
1.38589905 × 10^6
Prime Factorization
5 × 3 × 9239327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138589905
Product of the distinct prime numbers
The prime factorization of 138589905 is 5 × 3 × 9239327.
Since it has a total of 3 prime factors.
4 , 4 , 71 , 64 , 875 , 745 , 665 , 1823 , 41741 , 72945 , 856869 , 683192 , 2774448 , 4440643 , 63244292 , 67824193 , 101356535 , 560706643 , 3848663826 , 3964909319
n×2
277179810
n×3
415769715
n×4
554359620
n×5
692949525
n÷2
69294952.5
n÷3
46196635
n÷3
34647476.25
n÷5
27717981
n2
19207161767909025
n3
2.6619187247341E+24
n4
3.6891506317863E+32
n5
5.1127903558995E+40
2 √n
11772.421373702
3 √n
517.5002123736
4 √n
108.50078973769
5 √n
42.495830333357
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
-138589904
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 138589905 can be divided by 8 positive divisors.
The sum of these divisors (counting 138589905) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000101011011011010001
3
Ternary
100122210002121110
4
Quaternary
20100223123101
5
Quinary
240434334110
6
Senary
21430243533
8
Octal
1020533321
10
Decimal
138589905
12
Duodecimal
3a4b65a9
16
Hexadecimal
842b6d1
20
Vigesimal
2363ef5
36
Base36
2aignl
md5
9ebcb3fb7240bcf664efc44feebd5d2e
sha1
1f72b0ddab6478798d8bff8885955331c3722dd9
sha256
6472217c716148cb8dc30ee92f70cd7896ef6ef4c5729d7c477b6c279ba9e17b
sha512
5499cce2aab6056346e7e2b393132c0f3ea2774972b6690bbb51cd7566153ab1afb895c24510c012913ee0f0367cf5baf286b8353b2dfe2e897b7ae628e0c5f8
ripemd-160
6f41794e6e3cc97467c2cc1945bc4fb6c6f6ce0c
Diameter
277179810
Circumference
870786054.81941
Area
6.0341078306374E+16
Volume
1.1150219080104E+25
Surface area
2.4136431322549E+17
Circumference
870786054.81941
Perimeter
554359620
Area
19207161767909025
Diagonal
195995723.259
Surface area
115242970607454150
Volume
2.6619187247341E+24
Space diagonal
240044756.87614
Perimeter
415769715
Area
8.3169450128032E+15
Altitude
120022378.43807
Surface area
8.3169450128032E+15
Volume
3.1371013020449E+23
Height
65331907.753