172938981 is an odd 9-digits composite number following 172938980
and preceding 172938982 . In scientific notation, it is written as 1.72938981 × 10^8.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 115292652 positive integers (up to 172938981) that are relatively prime to 172938981.
172938981 has 4 divisors, whose sum is 230585312
The reverse of 172938981 is 189839271
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred seventy-two million nine hundred thirty-eight thousand nine hundred eighty-one
Scientific notation
1.72938981 × 10^8
Engineering notation
1.72938981 × 10^6
Prime Factorization
3 × 57646327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
172938981
Product of the distinct prime numbers
The prime factorization of 172938981 is 3 × 57646327.
Since it has a total of 2 prime factors.
10 , 9 , 89 , 38 , 171 , 247 , 7724 , 3232 , 66419 , 94418 , 74286 , 644464 , 7702953 , 422458 , 88991606 , 8159416 , 187577648 , 757287264 , 8932131699 , 9968373621
n×2
345877962
n×3
518816943
n×4
691755924
n×5
864694905
n÷2
86469490.5
n÷3
57646327
n÷3
43234745.25
n÷5
34587796.2
n2
29907891149318361
n3
5.172240219222E+24
n4
8.9448195299948E+32
n5
1.5469079747462E+41
2 √n
13150.626639062
3 √n
557.13994702152
4 √n
114.6761816554
5 √n
44.420002549094
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-172938980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 172938981 can be divided by 4 positive divisors.
The sum of these divisors (counting 172938981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010011101101011011100101
3
Ternary
110001102012200110
4
Quaternary
22103231123211
5
Quinary
323233021411
6
Senary
25054403233
8
Octal
1223553345
10
Decimal
172938981
12
Duodecimal
49b00519
16
Hexadecimal
a4ed6e5
20
Vigesimal
2e0h791
36
Base36
2uyokl
md5
c9fa23308cba60c01ad14d7958424dda
sha1
f438ec81e6b9599556c9099181906a16c3d4525c
sha256
5e0a08699feb5ed48482e4aabb8b2900f9056e6d7ed8ca251be5c7ebd1b88600
sha512
c2f15c2e309114c4017f5c3a2993ded3041a47b7689d19e68596b505c49f23e3c00c08fba16ed647d449e47b184681ac34c8913480aee32e459a7a26dd23ea98
ripemd-160
2d5ca11dbab96a57f58cf63caa9e4ae4d6c505d2
Diameter
345877962
Circumference
1086607664.4578
Area
9.3958411119062E+16
Volume
2.1665429167079E+25
Surface area
3.7583364447625E+17
Circumference
1086607664.4578
Perimeter
691755924
Area
29907891149318361
Diagonal
244572652.39318
Surface area
179447346895910166
Volume
5.172240219222E+24
Space diagonal
299539101.70119
Perimeter
518816943
Area
1.2950496754465E+16
Altitude
149769550.85059
Surface area
1.2950496754465E+16
Volume
6.0955435548962E+23
Height
81524217.464394