138889138 is an even 9-digits composite number following 138889137
and preceding 138889139 . In scientific notation, it is written as 1.38889138 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 69349860 positive integers (up to 138889138) that are relatively prime to 138889138.
138889138 has 8 divisors, whose sum is 208617840
The reverse of 138889138 is 831988831
Previous prime number is 739
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million eight hundred eighty-nine thousand one hundred thirty-eight
Scientific notation
1.38889138 × 10^8
Engineering notation
1.38889138 × 10^6
Prime Factorization
2 × 739 × 93971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138889138
Product of the distinct prime numbers
The prime factorization of 138889138 is 2 × 739 × 93971.
Since it has a total of 3 prime factors.
4 , 3 , 53 , 29 , 277 , 752 , 7148 , 3514 , 57237 , 36838 , 852331 , 119308 , 5948178 , 3168086 , 73859082 , 55650462 , 369894930 , 353102187 , 2945091829 , 9640319481
n×2
277778276
n×3
416667414
n×4
555556552
n×5
694445690
n÷2
69444569
n÷3
46296379.333333
n÷3
34722284.5
n÷5
27777827.6
n2
19290192654383044
n3
2.6791982296212E+24
n4
3.7211153264321E+32
n5
5.1682250008675E+40
2 √n
11785.12358866
3 √n
517.87239394391
4 √n
108.55930908338
5 √n
42.514165271525
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
-138889137
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 138889138 can be divided by 8 positive divisors.
The sum of these divisors (counting 138889138) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001110100011110110010
3
Ternary
100200100022002011
4
Quaternary
20101310132302
5
Quinary
241023423023
6
Senary
21440513134
8
Octal
1021643662
10
Decimal
138889138
12
Duodecimal
3a61b7aa
16
Hexadecimal
84747b2
20
Vigesimal
23812gi
36
Base36
2aovjm
md5
ca625f0b54cb790ea4353063df8c4ff1
sha1
b9f43ac7232920b611ff8821339597746eaac3da
sha256
7d0d3cd1e3bb847a4ce6a6f4ae0a7095d7321fb467ac2810352f7b888b44b951
sha512
91e69501697fcff0a1fe5bc138129078afff4c58cb1c8d4d2d7c54b9f8be7670ebd0438a5c4dd5cdd9eaa1a9fce537bda401c911b3adc9795e782e25029fea0d
ripemd-160
d75d70e0f7591db0f69f63c92ea82302c466b209
Diameter
277778276
Circumference
872666191.20844
Area
6.0601927529342E+16
Volume
1.1222599300918E+25
Surface area
2.4240771011737E+17
Circumference
872666191.20844
Perimeter
555556552
Area
19290192654383044
Diagonal
196418902.62591
Surface area
115741155926298264
Volume
2.6791982296212E+24
Space diagonal
240563043.63545
Perimeter
416667414
Area
8.3528984412958E+15
Altitude
120281521.81772
Surface area
8.3528984412958E+15
Volume
3.1574653938469E+23
Height
65472967.541969