138357421 is an odd 9-digits composite number following 138357420
and preceding 138357422 . In scientific notation, it is written as 1.38357421 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 138316572 positive integers (up to 138357421) that are relatively prime to 138357421.
138357421 has 4 divisors, whose sum is 138398272
The reverse of 138357421 is 124753831
Previous prime number is 3727
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred thirty-eight million three hundred fifty-seven thousand four hundred twenty-one
Scientific notation
1.38357421 × 10^8
Engineering notation
1.38357421 × 10^6
Prime Factorization
3727 × 37123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138357421
Product of the distinct prime numbers
The prime factorization of 138357421 is 3727 × 37123.
Since it has a total of 2 prime factors.
8 , 9 , 33 , 1 , 893 , 212 , 9690 , 9090 , 18357 , 13014 , 4531 , 645086 , 5450664 , 8650658 , 49896095 , 78424996 , 880973709 , 647958497 , 8442380888 , 1153694614
n×2
276714842
n×3
415072263
n×4
553429684
n×5
691787105
n÷2
69178710.5
n÷3
46119140.333333
n÷3
34589355.25
n÷5
27671484.2
n2
19142775945771241
n3
2.6485451106377E+24
n4
3.6644587091E+32
n5
5.0700505635206E+40
2 √n
11762.543134884
3 √n
517.21068225328
4 √n
108.45525867787
5 √n
42.481563440692
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138357420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138357421 can be divided by 4 positive divisors.
The sum of these divisors (counting 138357421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001111110010101010101101
3
Ternary
100122100021200221
4
Quaternary
20033302222231
5
Quinary
240404414141
6
Senary
21421251341
8
Octal
1017625255
10
Decimal
138357421
12
Duodecimal
3a403b51
16
Hexadecimal
83f2aad
20
Vigesimal
234edb1
36
Base36
2adh9p
md5
12e079a1c48120a752343078fe3170ac
sha1
592d0c95b7d4d454cd70e0751fa289b9baa86c08
sha256
e5954f362325baf1400afe4c161cc2d1c945409022e175e73cc3d81ab3af8a1f
sha512
10eb9c921a6feaa039987148b946fd65da46c29b99a2e0abbe1a0dec84fd52ccd03e5c2a8869a1e043ef61c3e3757c6e6eaa53c3807c59b15cf8b2a03491e001
ripemd-160
45db363198099ec4d688ac78312bf48da492e1aa
Diameter
276714842
Circumference
869325314.76646
Area
6.013880428055E+16
Volume
1.1094199816374E+25
Surface area
2.405552171222E+17
Circumference
869325314.76646
Perimeter
553429684
Area
19142775945771241
Diagonal
195666941.23316
Surface area
114856655674627446
Volume
2.6485451106377E+24
Space diagonal
239642082.7762
Perimeter
415072263
Area
8.2890651339958E+15
Altitude
119821041.3881
Surface area
8.2890651339958E+15
Volume
3.121340346684E+23
Height
65222313.744388