138508742 is an even 9-digits composite number following 138508741
and preceding 138508743 . In scientific notation, it is written as 1.38508742 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 66802560 positive integers (up to 138508742) that are relatively prime to 138508742.
138508742 has 8 divisors, whose sum is 207831000
The reverse of 138508742 is 247805831
Previous prime number is 3649
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred thirty-eight million five hundred eight thousand seven hundred forty-two
Scientific notation
1.38508742 × 10^8
Engineering notation
1.38508742 × 10^6
Prime Factorization
2 × 3649 × 18979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138508742
Product of the distinct prime numbers
The prime factorization of 138508742 is 2 × 3649 × 18979.
Since it has a total of 3 prime factors.
5 , 1 , 48 , 16 , 929 , 71 , 471 , 8560 , 89585 , 41250 , 811620 , 673937 , 6993659 , 1259759 , 80269801 , 86989770 , 868592055 , 999181562 , 4890289948 , 3206143370
n×2
277017484
n×3
415526226
n×4
554034968
n×5
692543710
n÷2
69254371
n÷3
46169580.666667
n÷3
34627185.5
n÷5
27701748.4
n2
19184671610422564
n3
2.6572447304427E+24
n4
3.6805162479975E+32
n5
5.097836754207E+40
2 √n
11768.973702069
3 √n
517.39917069082
4 √n
108.48490080223
5 √n
42.490851763925
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
-138508741
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 138508742 can be divided by 8 positive divisors.
The sum of these divisors (counting 138508742) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000010111100111000110
3
Ternary
100122121222021102
4
Quaternary
20100113213012
5
Quinary
240424234432
6
Senary
21424420102
8
Octal
1020274706
10
Decimal
138508742
12
Duodecimal
3a477632
16
Hexadecimal
84179c6
20
Vigesimal
235dbh2
36
Base36
2agq12
md5
b8d8670fec16c2b5ed331ec9e86ee688
sha1
55e998209aa3e314e45d12e64a4305faac612c31
sha256
4097c7be998a228cabe1939e77d6de07f5d1368f4f41eec2bd593182826c092a
sha512
76c878f3242b7b72ff3713295e351ac11447ff00b951a389f390044dbea98f4932c571591f3a8e95f4395e6828ab8ea6c076b034794e565abdb035d8a236754c
ripemd-160
aafc54c11df8bd01374052b0273a3abf40e8fcc6
Diameter
277017484
Circumference
870276092.65033
Area
6.0270423392836E+16
Volume
1.1130640698599E+25
Surface area
2.4108169357134E+17
Circumference
870276092.65033
Perimeter
554034968
Area
19184671610422564
Diagonal
195880941.44364
Surface area
115108029662535384
Volume
2.6572447304427E+24
Space diagonal
239904178.43645
Perimeter
415526226
Area
8.307206488944E+15
Altitude
119952089.21822
Surface area
8.307206488944E+15
Volume
3.1315929469471E+23
Height
65293647.147879