138357855 is an odd 9-digits composite number following 138357854
and preceding 138357856 . In scientific notation, it is written as 1.38357855 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 73645056 positive integers (up to 138357855) that are relatively prime to 138357855.
138357855 has 16 divisors, whose sum is 172519200
The reverse of 138357855 is 558753831
Previous prime number is 1049
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-eight million three hundred fifty-seven thousand eight hundred fifty-five
Scientific notation
1.38357855 × 10^8
Engineering notation
1.38357855 × 10^6
Prime Factorization
5 × 27 × 1049 × 977
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138357855
Product of the distinct prime numbers
The prime factorization of 138357855 is 5 × 27 × 1049 × 977.
Since it has a total of 4 prime factors.
3 , 8 , 27 , 66 , 988 , 448 , 1250 , 9618 , 23335 , 94036 , 989294 , 471979 , 6411691 , 5960621 , 63408916 , 88767856 , 581583306 , 341442581 , 669756787 , 487035927
n×2
276715710
n×3
415073565
n×4
553431420
n×5
691789275
n÷2
69178927.5
n÷3
46119285
n÷3
34589463.75
n÷5
27671571
n2
19142896040201025
n3
2.6485700346102E+24
n4
3.6645046880594E+32
n5
5.0701300827735E+40
2 √n
11762.561583261
3 √n
517.21122304876
4 √n
108.45534372847
5 √n
42.48159009192
1 , 5 , 27 , 135 , 977 , 1049 , 4885 , 5245 , 26379 , 28323 , 131895 , 141615 , 1024873 , 5124365 , 27671571 , 138357855
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138357854
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138357855 can be divided by 16 positive divisors.
The sum of these divisors (counting 138357855) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000001111110010110001011111
3
Ternary
100122100022022000
4
Quaternary
20033302301133
5
Quinary
240404422410
6
Senary
21421253343
8
Octal
1017626137
10
Decimal
138357855
12
Duodecimal
3a404253
16
Hexadecimal
83f2c5f
20
Vigesimal
234eecf
36
Base36
2adhlr
md5
3af3ce86fbcd118439f378d0d965a6da
sha1
aaeb08241be78c48a9ca4bb761fbeec75643d851
sha256
e89855423efeeefe08b93916537028b01f5bf8ef053b06449b241cd38863c17d
sha512
cc191ac1ee8a18c1c2dbb7f89c0839ef2787ba3fd5a61de88877e83811ed6c9c65d1378af9aa6e36f3a85ebea9ec99fe4ce25477765762ad8f57c197d0731f22
ripemd-160
b7cc95f04ed314aae4498ce597782f043c702dc1
Diameter
276715710
Circumference
869328041.66888
Area
6.0139181568329E+16
Volume
1.1094304217666E+25
Surface area
2.4055672627331E+17
Circumference
869328041.66888
Perimeter
553431420
Area
19142896040201025
Diagonal
195667555.00185
Surface area
114857376241206150
Volume
2.6485700346102E+24
Space diagonal
239642834.48625
Perimeter
415073565
Area
8.2891171364093E+15
Altitude
119821417.24312
Surface area
8.2891171364093E+15
Volume
3.1213697198673E+23
Height
65222518.33395