138798418 is an even 9-digits composite number following 138798417
and preceding 138798419 . In scientific notation, it is written as 1.38798418 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 62290800 positive integers (up to 138798418) that are relatively prime to 138798418.
138798418 has 16 divisors, whose sum is 230002560
The reverse of 138798418 is 814897831
Previous prime number is 79
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred thirty-eight million seven hundred ninety-eight thousand four hundred eighteen
Scientific notation
1.38798418 × 10^8
Engineering notation
1.38798418 × 10^6
Prime Factorization
2 × 11 × 79 × 79861
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138798418
Product of the distinct prime numbers
The prime factorization of 138798418 is 2 × 11 × 79 × 79861.
Since it has a total of 4 prime factors.
6 , 1 , 75 , 8 , 33 , 519 , 1691 , 4676 , 98425 , 620 , 646247 , 79826 , 3086959 , 4614868 , 51345785 , 42518809 , 926056139 , 351919057 , 8053950897 , 9393539664
n×2
277596836
n×3
416395254
n×4
555193672
n×5
693992090
n÷2
69399209
n÷3
46266139.333333
n÷3
34699604.5
n÷5
27759683.6
n2
19265000839302724
n3
2.6739516392639E+24
n4
3.7114025733833E+32
n5
5.1513680574674E+40
2 √n
11781.274039763
3 √n
517.75961426675
4 √n
108.5415774704
5 √n
42.508609915325
1 , 2 , 11 , 22 , 79 , 158 , 869 , 1738 , 79861 , 159722 , 878471 , 1756942 , 6309019 , 12618038 , 69399209 , 138798418
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
-138798417
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 138798418 can be divided by 16 positive divisors.
The sum of these divisors (counting 138798418) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010001011110010101010010
3
Ternary
100200011200122011
4
Quaternary
20101132111102
5
Quinary
241013022133
6
Senary
21434533134
8
Octal
1021362522
10
Decimal
138798418
12
Duodecimal
3a5971aa
16
Hexadecimal
845e552
20
Vigesimal
2379g0i
36
Base36
2amxjm
md5
955c43f49b5a9cda3f0011e9e59f7309
sha1
3c19e1aec2dd10e4e2421412f8bb13ae8a7f6ecd
sha256
184aad6bbccdc2f203b9992c86f6f8be99aad0ca0d3b33355a4a62ff41ac250e
sha512
5db63600b0c7e26873b17b024d78414c971d9314eb9f337b33a4fd2ac450bedf51088b6c8b94c1804ad88d796a6b6fc95627fb2ec742677d26f00565d61a7581
ripemd-160
33f293b1780ce1f0cd31e03d702df8fe3c19a88a
Diameter
277596836
Circumference
872096180.63737
Area
6.0522785108155E+16
Volume
1.1200622434621E+25
Surface area
2.4209114043262E+17
Circumference
872096180.63737
Perimeter
555193672
Area
19265000839302724
Diagonal
196290605.17153
Surface area
115590005035816344
Volume
2.6739516392639E+24
Space diagonal
240405911.98618
Perimeter
416395254
Area
8.3419900653823E+15
Altitude
120202955.99309
Surface area
8.3419900653823E+15
Volume
3.151282227814E+23
Height
65430201.723843