138702421 is an odd 9-digits composite number following 138702420
and preceding 138702422 . In scientific notation, it is written as 1.38702421 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 116392320 positive integers (up to 138702421) that are relatively prime to 138702421.
138702421 has 8 divisors, whose sum is 152371584
The reverse of 138702421 is 124207831
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred thirty-eight million seven hundred two thousand four hundred twenty-one
Scientific notation
1.38702421 × 10^8
Engineering notation
1.38702421 × 10^6
Prime Factorization
143 × 11 × 88177
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138702421
Product of the distinct prime numbers
The prime factorization of 138702421 is 143 × 11 × 88177.
Since it has a total of 3 prime factors.
3 , 2 , 10 , 47 , 30 , 103 , 7577 , 559 , 58743 , 52624 , 777382 , 811881 , 4881718 , 1276076 , 69669295 , 83595263 , 989735196 , 47585726 , 812604484 , 3156422781
n×2
277404842
n×3
416107263
n×4
554809684
n×5
693512105
n÷2
69351210.5
n÷3
46234140.333333
n÷3
34675605.25
n÷5
27740484.2
n2
19238361591261241
n3
2.6684073287813E+24
n4
3.7011455671612E+32
n5
5.1335785063867E+40
2 √n
11777.199200149
3 √n
517.64022089619
4 √n
108.52280497734
5 √n
42.502728251132
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
-138702420
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 138702421 can be divided by 8 positive divisors.
The sum of these divisors (counting 138702421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010001000110111001010101
3
Ternary
100122222210221201
4
Quaternary
20101012321111
5
Quinary
241001434141
6
Senary
21432512501
8
Octal
1021067125
10
Decimal
138702421
12
Duodecimal
3a54b731
16
Hexadecimal
8446e55
20
Vigesimal
236hg11
36
Base36
2akvh1
md5
cec831761a76749b0e3f00a4bb5c9920
sha1
b15a5fdf5b05e8df817130e684b6aeb60c52cfa3
sha256
613732d54e3992ac1aaf60cffc22c47af313aa5589e8567050f4346e04c25341
sha512
358e301be209ce36e1d787c45f9fc17be283809945fae0ccb999e123aca5eed9d9d67ca86f087c5143bb9c99323a4e27395d5176a074bf58fd7f0344c3ebe45e
ripemd-160
1d9bbd0592f042ec250dce1515520d39adf48b26
Diameter
277404842
Circumference
871493013.69744
Area
6.043909544221E+16
Volume
1.117739848118E+25
Surface area
2.4175638176884E+17
Circumference
871493013.69744
Perimeter
554809684
Area
19238361591261241
Diagonal
196154844.91218
Surface area
115430169547567446
Volume
2.6684073287813E+24
Space diagonal
240239640.30481
Perimeter
416107263
Area
8.3304549326115E+15
Altitude
120119820.1524
Surface area
8.3304549326115E+15
Volume
3.1447481952486E+23
Height
65384948.304061