138996890 is an even 9-digits composite number following 138996889
and preceding 138996891 . In scientific notation, it is written as 1.38996890 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 55555920 positive integers (up to 138996890) that are relatively prime to 138996890.
138996890 has 16 divisors, whose sum is 250387200
The reverse of 138996890 is 098699831
Previous prime number is 1511
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred thirty-eight million nine hundred ninety-six thousand eight hundred ninety
Scientific notation
1.38996890 × 10^8
Engineering notation
1.38996890 × 10^6
Prime Factorization
2 × 5 × 1511 × 9199
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138996890
Product of the distinct prime numbers
The prime factorization of 138996890 is 2 × 5 × 1511 × 9199.
Since it has a total of 4 prime factors.
4 , 5 , 14 , 96 , 534 , 792 , 9258 , 9654 , 98515 , 82552 , 214655 , 19373 , 5694798 , 6903079 , 64181441 , 47701412 , 97911538 , 319115268 , 847644637 , 2368835602
n×2
277993780
n×3
416990670
n×4
555987560
n×5
694984450
n÷2
69498445
n÷3
46332296.666667
n÷3
34749222.5
n÷5
27799378
n2
19320135429672100
n3
2.6854387391032E+24
n4
3.7326763302087E+32
n5
5.1883040127562E+40
2 √n
11789.694228435
3 √n
518.00628337215
4 √n
108.58035839154
5 √n
42.520759833876
1 , 2 , 5 , 10 , 1511 , 3022 , 7555 , 9199 , 15110 , 18398 , 45995 , 91990 , 13899689 , 27799378 , 69498445 , 138996890
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
-138996889
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 138996890 can be divided by 16 positive divisors.
The sum of these divisors (counting 138996890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010010001110110010011010
3
Ternary
100200112202212222
4
Quaternary
20102032302122
5
Quinary
241040400030
6
Senary
21443104042
8
Octal
1022166232
10
Decimal
138996890
12
Duodecimal
3a672022
16
Hexadecimal
848ec9a
20
Vigesimal
238ec4a
36
Base36
2ar6oq
md5
89c25b81e18b6e46d3a86cb567241fd0
sha1
c7c0d3af2f10bd0cc0fa649e916fec443d83969c
sha256
166d214153a786c7ba0cf1e1af86f5c95c5e0243c7e33e3fdbfe32ff2f48e7e9
sha512
018ee6257252df0002912d79eaa02d3c4553e18f5c0b2ce3e57595bd611800f99236f5926f04f52752d9995a3604aba0c204ab08e05478b268dea63eda3bcb35
ripemd-160
1fa88f9a087cb455ea288276f827e53572b25606
Diameter
277993780
Circumference
873343216.99166
Area
6.0695995532218E+16
Volume
1.124873948591E+25
Surface area
2.4278398212887E+17
Circumference
873343216.99166
Perimeter
555987560
Area
19320135429672100
Diagonal
196571286.96568
Surface area
115920812578032600
Volume
2.6854387391032E+24
Space diagonal
240749675.57406
Perimeter
416990670
Area
8.3658640433259E+15
Altitude
120374837.78703
Surface area
8.3658640433259E+15
Volume
3.1648199048016E+23
Height
65523762.321894