138823906 is an even 9-digits composite number following 138823905
and preceding 138823907 . In scientific notation, it is written as 1.38823906 × 10^8.
The sum of its digits is 40. It has a total of 5 prime factors and 32 positive divisors.
There are 60988224 positive integers (up to 138823906) that are relatively prime to 138823906.
138823906 has 32 divisors, whose sum is 235146240
The reverse of 138823906 is 609328831
Previous prime number is 863
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred thirty-eight million eight hundred twenty-three thousand nine hundred six
Scientific notation
1.38823906 × 10^8
Engineering notation
1.38823906 × 10^6
Prime Factorization
2 × 13 × 23 × 863 × 269
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
138823906
Product of the distinct prime numbers
The prime factorization of 138823906 is 2 × 13 × 23 × 863 × 269.
Since it has a total of 5 prime factors.
9 , 1 , 7 , 52 , 553 , 956 , 1924 , 3675 , 98448 , 14786 , 76023 , 559016 , 4335228 , 4577389 , 44785159 , 42415550 , 142340716 , 722978864 , 1237976038 , 6691487643
n×2
277647812
n×3
416471718
n×4
555295624
n×5
694119530
n÷2
69411953
n÷3
46274635.333333
n÷3
34705976.5
n÷5
27764781.2
n2
19272076877096836
n3
2.6754249888109E+24
n4
3.7141294715673E+32
n5
5.1560996063269E+40
2 √n
11782.355706734
3 √n
517.79130494819
4 √n
108.54656008706
5 √n
42.51017099922
1 , 2 , 13 , 23 , 26 , 46 , 269 , 299 , 538 , 598 , 863 , 1726 , 3497 , 6187 , 6994 , 11219 , 12374 , 19849 , 22438 , 39698 , 80431 , 160862 , 232147 , 258037 , 464294 , 516074 , 3017911 , 5339381 , 6035822 , 10678762 , 69411953 , 138823906
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138823905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138823906 can be divided by 32 positive divisors.
The sum of these divisors (counting 138823906) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000010001100100100011100010
3
Ternary
100200012222121011
4
Quaternary
20101210203202
5
Quinary
241014331111
6
Senary
21435251134
8
Octal
1021444342
10
Decimal
138823906
12
Duodecimal
3a5a9aaa
16
Hexadecimal
84648e2
20
Vigesimal
237cjf6
36
Base36
2anh7m
md5
1eb445ed4ebd236a16fa3a8c8df5a63a
sha1
d0bfc097affd60af3ce74d334933ac60cd5db722
sha256
4fcb263fcabd600168040d72cf75bef0af46e7c2d356a387ab8046111b3ab1cb
sha512
07be9310c22db9b278915a20dcfe8bcad6922b66ed90d1c98034774157881a5d31215e2c2dc60df0e167bf8929334f7d190eeea726a9377370d3535825106918
ripemd-160
d0945e4b7d34102cf27b68f89cd3363c3765cb47
Diameter
277647812
Circumference
872256326.46448
Area
6.0545015136505E+16
Volume
1.1206793986772E+25
Surface area
2.4218006054602E+17
Circumference
872256326.46448
Perimeter
555295624
Area
19272076877096836
Diagonal
196326650.64681
Surface area
115632461262581016
Volume
2.6754249888109E+24
Space diagonal
240450058.49717
Perimeter
416471718
Area
8.3450540796263E+15
Altitude
120225029.24858
Surface area
8.3450540796263E+15
Volume
3.1530185869068E+23
Height
65442216.882269