138403908 is an even 9-digits composite number following 138403907
and preceding 138403909 . In scientific notation, it is written as 1.38403908 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 45152496 positive integers (up to 138403908) that are relatively prime to 138403908.
138403908 has 24 divisors, whose sum is 274848000
The reverse of 138403908 is 809304831
Previous prime number is 47
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred thirty-eight million four hundred three thousand nine hundred eight
Scientific notation
1.38403908 × 10^8
Engineering notation
1.38403908 × 10^6
Prime Factorization
2 × 2 × 9 × 47 × 81799
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
69201954 Product of the distinct prime numbers
The prime factorization of 138403908 is 2 × 2 × 9 × 47 × 81799.
Since it has a total of 5 prime factors.
10 , 6 , 31 , 35 , 646 , 248 , 8082 , 6087 , 43438 , 26145 , 181430 , 749908 , 9905355 , 7127949 , 96478366 , 48280350 , 246070359 , 556778606 , 8314142240 , 5536231471
n×2
276807816
n×3
415211724
n×4
553615632
n×5
692019540
n÷2
69201954
n÷3
46134636
n÷3
34600977
n÷5
27680781.6
n2
19155641749672464
n3
2.6512156784026E+24
n4
3.6693861084179E+32
n5
5.0785737736596E+40
2 √n11764.519029693
3 √n517.26860200079
4 √n108.4643675577
5 √n42.484417751023
1 , 2 , 4 , 9 , 18 , 36 , 47 , 94 , 188 , 423 , 846 , 1692 , 81799 , 163598 , 327196 , 736191 , 1472382 , 2944764 , 3844553 , 7689106 , 15378212 , 34600977 , 69201954 , 138403908
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-138403907 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138403908 can be divided by 24 positive divisors.
The sum of these divisors (counting 138403908) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000001111111110000001000100
3
Ternary
100122102122110200
4
Quaternary
20033332001010
5
Quinary
240412411113
6
Senary
21422250500
8
Octal
1017760104
10
Decimal
138403908
12
Duodecimal
3a426a30
16
Hexadecimal
83fe044
20
Vigesimal
23509f8
36
Base36
2aeh50
md5
f084cf939d7a622b6fca13b3f92cfbfe
sha1
9f08a9ab16118489694b6cf62a7030f10b45d4fe
sha256
8ba200cf10d739dd30a8a2b92c14b4e77a9e1b284c9ddd7d00d386a1e096cc52
sha512
349cfaaaa5e307adb866e90b82e0777cf8152fdf0530aa54f462728c7ad0fab582109d85ec02a46dad3060ffb7ad166998a6092b794127176a3b15afcef5acc8
ripemd-160
2b36e6df4f09c67c826f5d37fb6afdbdf79d3ff6
Diameter
276807816
Circumference
869617401.20184
Area
6.0179223395569E+16
Volume
1.1105386264469E+25
Surface area
2.4071689358228E+17
Circumference
869617401.20184
Perimeter
553615632
Area
19155641749672464
Diagonal
195732683.77904
Surface area
114933850498034784
Volume
2.6512156784026E+24
Space diagonal
239722600.62209
Perimeter
415211724
Area
8.2946361905051E+15
Altitude
119861300.31104
Surface area
8.2946361905051E+15
Volume
3.1244876409777E+23
Height
65244227.926346