172172981 is an odd 9-digits composite number following 172172980
and preceding 172172982 . In scientific notation, it is written as 1.72172981 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 167973600 positive integers (up to 172172981) that are relatively prime to 172172981.
172172981 has 4 divisors, whose sum is 176372364
The reverse of 172172981 is 189271271
Previous prime number is 41
Is Prime? no Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred seventy-two million one hundred seventy-two thousand nine hundred eighty-one
Scientific notation
1.72172981 × 10^8
Engineering notation
1.72172981 × 10^6
Prime Factorization
41 × 4199341
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
172172981 Product of the distinct prime numbers
The prime factorization of 172172981 is 41 × 4199341.
Since it has a total of 2 prime factors.
4 , 9 , 47 , 81 , 594 , 276 , 1204 , 716 , 31725 , 12276 , 208067 , 136799 , 9934188 , 3969956 , 88403079 , 58543934 , 599274560 , 492805557 , 3779757151 , 4710078095
n×2
344345962
n×3
516518943
n×4
688691924
n×5
860864905
n÷2
86086490.5
n÷3
57390993.666667
n÷3
43043245.25
n÷5
34434596.2
n2
29643535386426361
n3
5.10381585486E+24
n4
8.7873919020631E+32
n5
1.5129514589935E+41
2 √n13121.470230123
3 √n556.31614807341
4 √n114.5489861593
5 √n44.380582672066
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
-172172980 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 172172981 can be divided by 4 positive divisors.
The sum of these divisors (counting 172172981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000110010011010110101
3
Ternary
102222222021221002
4
Quaternary
22100302122311
5
Quinary
323034013411
6
Senary
25030133045
8
Octal
1220623265
10
Decimal
172172981
12
Duodecimal
497b1185
16
Hexadecimal
a4326b5
20
Vigesimal
2dg1c91
36
Base36
2ui9it
md5
89a0e357824a89ade9f6bdecf9e3e7d0
sha1
c70340c155d332400e690331ce57d3201f699b76
sha256
606a3414dd95546f91f6cc22c1ba63cbbe32cf6798ceee3f8ac8606b8a9f3d0a
sha512
465748c08d0958b03ce9ae3b00a4aff7fe9eb46c26e4f953dd733edcb7b14fd2ec3aba6dd26f11ec2c1dd5321e7b90f0b469c4e28f1a765933ffb6e9043f931d
ripemd-160
8c16d0fe24f3dd713785feefc4ac2cc1df17afa0
Diameter
344345962
Circumference
1081794744.5125
Area
9.3127912996426E+16
Volume
2.1378813859871E+25
Surface area
3.725116519857E+17
Circumference
1081794744.5125
Perimeter
688691924
Area
29643535386426361
Diagonal
243489364.80441
Surface area
177861212318558166
Volume
5.10381585486E+24
Space diagonal
298212350.78259
Perimeter
516518943
Area
1.2836027351314E+16
Altitude
149106175.3913
Surface area
1.2836027351314E+16
Volume
6.0149046681649E+23
Height
81163121.601468