138538995 is an odd 9-digits composite number following 138538994
and preceding 138538996 . In scientific notation, it is written as 1.38538995 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 63332064 positive integers (up to 138538995) that are relatively prime to 138538995.
138538995 has 8 divisors, whose sum is 189996480
The reverse of 138538995 is 599835831
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred thirty-eight million five hundred thirty-eight thousand nine hundred ninety-five
Scientific notation
1.38538995 × 10^8
Engineering notation
1.38538995 × 10^6
Prime Factorization
35 × 3 × 1319419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138538995
Product of the distinct prime numbers
The prime factorization of 138538995 is 35 × 3 × 1319419.
Since it has a total of 3 prime factors.
2 , 8 , 37 , 28 , 620 , 754 , 9265 , 1914 , 80564 , 82909 , 774259 , 152770 , 8468195 , 7466769 , 34868884 , 99045201 , 997762925 , 269478504 , 4322417408 , 7362810991
n×2
277077990
n×3
415616985
n×4
554155980
n×5
692694975
n÷2
69269497.5
n÷3
46179665
n÷3
34634748.75
n÷5
27707799
n2
19193053135610025
n3
2.658986292389E+24
n4
3.6837328866635E+32
n5
5.1034065196681E+40
2 √n
11770.258918138
3 √n
517.43683795859
4 √n
108.49082411954
5 √n
42.492707767272
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
-138538994
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 138538995 can be divided by 8 positive divisors.
The sum of these divisors (counting 138538995) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010000011110111111110011
3
Ternary
100122200111202220
4
Quaternary
20100132333303
5
Quinary
240431221440
6
Senary
21425212123
8
Octal
1020367763
10
Decimal
138538995
12
Duodecimal
3a491043
16
Hexadecimal
841eff3
20
Vigesimal
235h79f
36
Base36
2ahddf
md5
b8d4679db382da663e47933379873f35
sha1
bad775fa59c842ac19667d4e22d22778c31ae5d5
sha256
b111de0aaf2c7865b94d4c1f705d729c47c84c4a8f5bda0cf7449aa76951294f
sha512
ba13e7f0bc28e9659d31b1d03cf12976aaa382b5733be452626b29fa7cdb6e426a483a42ed0990d4720573e93efd77fa0155b4869b9de7d68b7e7a49045101fc
ripemd-160
088682f41651e066703920e0b8c2638713a0b4dd
Diameter
277077990
Circumference
870466177.85543
Area
6.0296754730791E+16
Volume
1.113793573622E+25
Surface area
2.4118701892316E+17
Circumference
870466177.85543
Perimeter
554155980
Area
19193053135610025
Diagonal
195923725.64654
Surface area
115158318813660150
Volume
2.658986292389E+24
Space diagonal
239956578.16953
Perimeter
415616985
Area
8.3108357958114E+15
Altitude
119978289.08477
Surface area
8.3108357958114E+15
Volume
3.1336453973839E+23
Height
65307908.548846