138790813 is an odd 9-digits composite number following 138790812
and preceding 138790814 . In scientific notation, it is written as 1.38790813 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 115125840 positive integers (up to 138790813) that are relatively prime to 138790813.
138790813 has 8 divisors, whose sum is 163735040
The reverse of 138790813 is 318097831
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred thirty-eight million seven hundred ninety thousand eight hundred thirteen
Scientific notation
1.38790813 × 10^8
Engineering notation
1.38790813 × 10^6
Prime Factorization
7 × 31 × 639589
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138790813
Product of the distinct prime numbers
The prime factorization of 138790813 is 7 × 31 × 639589.
Since it has a total of 3 prime factors.
4 , 3 , 75 , 100 , 457 , 678 , 6945 , 9425 , 36109 , 38358 , 249222 , 713731 , 5169451 , 5143941 , 1555050 , 91962131 , 944587221 , 295822102 , 8830163868 , 794829592
n×2
277581626
n×3
416372439
n×4
555163252
n×5
693954065
n÷2
69395406.5
n÷3
46263604.333333
n÷3
34697703.25
n÷5
27758162.6
n2
19262889773200969
n3
2.6735121323519E+24
n4
3.7105892241449E+32
n5
5.1499569512811E+40
2 √n
11780.95127738
3 √n
517.75015778581
4 √n
108.54009064571
5 √n
42.508144081394
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
-138790812
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 138790813 can be divided by 8 positive divisors.
The sum of these divisors (counting 138790813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001011100011110011101
3
Ternary
100200011022012111
4
Quaternary
20101130132131
5
Quinary
241012301223
6
Senary
21434434021
8
Octal
1021343635
10
Decimal
138790813
12
Duodecimal
3a592911
16
Hexadecimal
845c79d
20
Vigesimal
2378h0d
36
Base36
2amrod
md5
3e714a52a4a61d305525cdd758be4be0
sha1
a82f32a795ca22c10f8893b6d8572cb2e1235bfa
sha256
899ed1798c776c5c0c2cd039062147263cb24cd4afeb9480454ab1e171499ed1
sha512
24d83f466552b9cc3248ccb8d0e8457514d5eaaa29d9c7a056d2ed3c2386b2896f69e8bcd682570f78461dd7457e5f3697990ecf069b12d641717f92bbb8abfd
ripemd-160
ddad80be171f535fe82096d01547ebb08eabb57c
Diameter
277581626
Circumference
872048397.01311
Area
6.0516152998398E+16
Volume
1.1198781432373E+25
Surface area
2.4206461199359E+17
Circumference
872048397.01311
Perimeter
555163252
Area
19262889773200969
Diagonal
196279850.07739
Surface area
115577338639205814
Volume
2.6735121323519E+24
Space diagonal
240392739.73979
Perimeter
416372439
Area
8.3410759469458E+15
Altitude
120196369.8699
Surface area
8.3410759469458E+15
Volume
3.1507642639509E+23
Height
65426616.692463