138823908 is an even 9-digits composite number following 138823907
and preceding 138823909 . In scientific notation, it is written as 1.38823908 × 10^8.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 46163040 positive integers (up to 138823908) that are relatively prime to 138823908.
138823908 has 24 divisors, whose sum is 324703680
The reverse of 138823908 is 809328831
Previous prime number is 421
Is Prime? no Number parity even Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred thirty-eight million eight hundred twenty-three thousand nine hundred eight
Scientific notation
1.38823908 × 10^8
Engineering notation
1.38823908 × 10^6
Prime Factorization
2 × 2 × 3 × 421 × 27479
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
69411954 Product of the distinct prime numbers
The prime factorization of 138823908 is 2 × 2 × 3 × 421 × 27479.
Since it has a total of 5 prime factors.
2 , 5 , 32 , 24 , 390 , 885 , 3468 , 4411 , 61477 , 9747 , 864722 , 366922 , 6794785 , 4139192 , 56166803 , 29910746 , 142492553 , 325285131 , 6208960775 , 1303716349
n×2
277647816
n×3
416471724
n×4
555295632
n×5
694119540
n÷2
69411954
n÷3
46274636
n÷3
34705977
n÷5
27764781.6
n2
19272077432392464
n3
2.6754251044433E+24
n4
3.7141296856013E+32
n5
5.1560999777399E+40
2 √n11782.355791606
3 √n517.79130743475
4 √n108.54656047801
5 √n42.510171121707
1 , 2 , 3 , 4 , 6 , 12 , 421 , 842 , 1263 , 1684 , 2526 , 5052 , 27479 , 54958 , 82437 , 109916 , 164874 , 329748 , 11568659 , 23137318 , 34705977 , 46274636 , 69411954 , 138823908
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
-138823907 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 138823908 can be divided by 24 positive divisors.
The sum of these divisors (counting 138823908) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000010001100100100011100100
3
Ternary
100200012222121020
4
Quaternary
20101210203210
5
Quinary
241014331113
6
Senary
21435251140
8
Octal
1021444344
10
Decimal
138823908
12
Duodecimal
3a5a9ab0
16
Hexadecimal
84648e4
20
Vigesimal
237cjf8
36
Base36
2anh7o
md5
fa57e69ba944d50372bc394cb8be9447
sha1
6fc990bfc1d5f3ec2531493e581926ec0c0c08ec
sha256
b950d75f2c8c5aec25f617c55cc85e3c891d1e8c2272abf22c2440b6c31f54bc
sha512
549469bb246d3fcd6356e9dc243d9a603f36c732f16a0d4e875808ad5bbf18b707f3fe7151dab36ec23775d574beb1d70803dc748667985091fc6bf4e7b80770
ripemd-160
49fff57ef344c979408e8e69268e4d04433d83e1
Diameter
277647816
Circumference
872256339.03085
Area
6.0545016881018E+16
Volume
1.1206794471132E+25
Surface area
2.4218006752407E+17
Circumference
872256339.03085
Perimeter
555295632
Area
19272077432392464
Diagonal
196326653.47523
Surface area
115632464594354784
Volume
2.6754251044433E+24
Space diagonal
240450061.96127
Perimeter
416471724
Area
8.3450543200763E+15
Altitude
120225030.98063
Surface area
8.3450543200763E+15
Volume
3.153018723181E+23
Height
65442217.825078