138693609 is an odd 9-digits composite number following 138693608
and preceding 138693610 . In scientific notation, it is written as 1.38693609 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 92239224 positive integers (up to 138693609) that are relatively prime to 138693609.
138693609 has 8 divisors, whose sum is 154476000
The reverse of 138693609 is 906396831
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-eight million six hundred ninety-three thousand six hundred nine
Scientific notation
1.38693609 × 10^8
Engineering notation
1.38693609 × 10^6
Prime Factorization
9 × 419 × 36779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138693609
Product of the distinct prime numbers
The prime factorization of 138693609 is 9 × 419 × 36779.
Since it has a total of 3 prime factors.
8 , 8 , 24 , 54 , 60 , 785 , 3476 , 836 , 14823 , 43164 , 270186 , 412334 , 1444345 , 8749082 , 71829173 , 60963069 , 772873571 , 41913296 , 8854371669 , 4781539020
n×2
277387218
n×3
416080827
n×4
554774436
n×5
693468045
n÷2
69346804.5
n÷3
46231203
n÷3
34673402.25
n÷5
27738721.8
n2
19235917177444881
n3
2.6678987757649E+24
n4
3.7002050965752E+32
n5
5.1319479888421E+40
2 √n
11776.825081489
3 √n
517.62925847704
4 √n
108.52108127682
5 √n
42.502188183328
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
-138693608
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 138693609 can be divided by 8 positive divisors.
The sum of these divisors (counting 138693609) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001000100101111101001
3
Ternary
100122222100212100
4
Quaternary
20101010233221
5
Quinary
241001143414
6
Senary
21432404013
8
Octal
1021045751
10
Decimal
138693609
12
Duodecimal
3a546609
16
Hexadecimal
8444be9
20
Vigesimal
236ge09
36
Base36
2akoo9
md5
6b310195a010dcacd60c4f4b5fe07f88
sha1
4a214c9e7b38fe897abde15e4ffa564175334a4b
sha256
36f131beea9707db0d03b647795717830a5e53ab0c256fe896dfe8fd5d9462a1
sha512
6226eef45562baae5e56f3891ead38fc557701d5da325b59f13d4c176224924635e3c8cfc5c055c70bfea32441d6daf722f42cad1bd5d9fbea83462b79a08aad
ripemd-160
807976dc7dc269db4594bf7da5a10e44bf365d6c
Diameter
277387218
Circumference
871437646.26851
Area
6.0431416089723E+16
Volume
1.1175268259286E+25
Surface area
2.4172566435889E+17
Circumference
871437646.26851
Perimeter
554774436
Area
19235917177444881
Diagonal
196142382.86227
Surface area
115415503064669286
Volume
2.6678987757649E+24
Space diagonal
240224377.47309
Perimeter
416080827
Area
8.3293964703804E+15
Altitude
120112188.73655
Surface area
8.3293964703804E+15
Volume
3.1441488597711E+23
Height
65380794.287424