138188845 is an odd 9-digits composite number following 138188844
and preceding 138188846 . In scientific notation, it is written as 1.38188845 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 110502720 positive integers (up to 138188845) that are relatively prime to 138188845.
138188845 has 8 divisors, whose sum is 165899160
The reverse of 138188845 is 548881831
Previous prime number is 9029
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred thirty-eight million one hundred eighty-eight thousand eight hundred forty-five
Scientific notation
1.38188845 × 10^8
Engineering notation
1.38188845 × 10^6
Prime Factorization
5 × 9029 × 3061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
138188845
Product of the distinct prime numbers
The prime factorization of 138188845 is 5 × 9029 × 3061.
Since it has a total of 3 prime factors.
7 , 4 , 63 , 43 , 461 , 757 , 4420 , 5432 , 76903 , 32045 , 7650 , 149171 , 1524744 , 9864572 , 87552368 , 49276281 , 433784876 , 178178434 , 4250828228 , 9026502872
n×2
276377690
n×3
414566535
n×4
552755380
n×5
690944225
n÷2
69094422.5
n÷3
46062948.333333
n÷3
34547211.25
n÷5
27637769
n2
19096156882434025
n3
2.6388758635224E+24
n4
3.6466320767853E+32
n5
5.0392387483092E+40
2 √n
11755.37515352
3 √n
517.00053874215
4 √n
108.42220784286
5 √n
42.471206403485
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
-138188844
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 138188845 can be divided by 8 positive divisors.
The sum of these divisors (counting 138188845) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001111001001100000101101
3
Ternary
100122000201110101
4
Quaternary
20033021200231
5
Quinary
240334020340
6
Senary
21413511101
8
Octal
1017114055
10
Decimal
138188845
12
Duodecimal
3a342491
16
Hexadecimal
83c982d
20
Vigesimal
233dc25
36
Base36
2a9v71
md5
f786a97a2acbe2d669603a0b3ed892c7
sha1
8585e87887cbde0ae5bbe2bd34636d286bbfe426
sha256
af012786ce41a9643983c6552c59b63f6320bfdf4ae4851aab90080c080a91b5
sha512
5c7d2dd922b810f39d60f71c9df1c80a5fa40027efd71064c024290eb5723f50e2783031b786569d4138214d2dd703a7f94c161293f40aef62d637502dee3376
ripemd-160
39c9f06da20b61b65778bc3bcdf4c9f8492cf8d0
Diameter
276377690
Circumference
868266120.52012
Area
5.9992346173653E+16
Volume
1.105369736877E+25
Surface area
2.3996938469461E+17
Circumference
868266120.52012
Perimeter
552755380
Area
19096156882434025
Diagonal
195428538.76767
Surface area
114576941294604150
Volume
2.6388758635224E+24
Space diagonal
239350100.57926
Perimeter
414566535
Area
8.2688784874205E+15
Altitude
119675050.28963
Surface area
8.2688784874205E+15
Volume
3.1099450296769E+23
Height
65142846.255891