83171891 is an odd 8-digits composite number following 83171890
and preceding 83171892 . In scientific notation, it is written as 8.3171891 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 75129120 positive integers (up to 83171891) that are relatively prime to 83171891.
83171891 has 12 divisors, whose sum is 92003016
The reverse of 83171891 is 19817138
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-three million one hundred seventy-one thousand eight hundred ninety-one
Scientific notation
8.3171891 × 10^7
Engineering notation
8.3171891 × 10^6
Prime Factorization
11 × 11 × 163 × 4217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7561081
Product of the distinct prime numbers
The prime factorization of 83171891 is 11 × 11 × 163 × 4217.
Since it has a total of 4 prime factors.
9 , 3 , 87 , 66 , 921 , 462 , 5525 , 4215 , 65949 , 87782 , 325775 , 314521 , 2922858 , 3375102 , 55953836 , 81178249 , 116316261 , 86123893 , 6685709647 , 3683724615
n×2
166343782
n×3
249515673
n×4
332687564
n×5
415859455
n÷2
41585945.5
n÷3
27723963.666667
n÷3
20792972.75
n÷5
16634378.2
n2
6917563452515881
n3
5.7534683345823E+23
n4
4.7852684119583E+31
n5
3.9799982276514E+39
2 √n
9119.8624441381
3 √n
436.50798428529
4 √n
95.497970890161
5 √n
38.370310635997
1 , 11 , 121 , 163 , 1793 , 4217 , 19723 , 46387 , 510257 , 687371 , 7561081 , 83171891
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83171890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83171891 can be divided by 12 positive divisors.
The sum of these divisors (counting 83171891) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111101010001101000110011
3
Ternary
12210111120101102
4
Quaternary
10331101220303
5
Quinary
132243000031
6
Senary
12130355015
8
Octal
475215063
10
Decimal
83171891
12
Duodecimal
23a2ba6b
16
Hexadecimal
4f51a33
20
Vigesimal
15jg9eb
36
Base36
1dinub
md5
a055e729ae90eb8e125c933f41f59c81
sha1
256a0d783ee419bfd2538ad0883bba34fa53f2d2
sha256
1712f5ffd34b64ee4423c565c9fdf2748c2aa7b43609063b10604f22a8955a3c
sha512
73283aa8ce71a69a80497f3d5e8da49c681512f92eb0f020ad79526fe6e1b841daf0d79b1c8b585a3bc644a7c011cec6f9167ebe92c598b88dfe973824617c81
ripemd-160
ec2d6c930a7290c783986ee88fca3bdbd9bc6b1d
Diameter
166343782
Circumference
522584403.50154
Area
2.1732166523165E+16
Volume
2.4100071803447E+24
Surface area
8.6928666092661E+16
Circumference
522584403.50154
Perimeter
332687564
Area
6917563452515881
Diagonal
117622816.26042
Surface area
41505380715095286
Volume
5.7534683345823E+23
Space diagonal
144057940.97358
Perimeter
249515673
Area
2.9953928410848E+15
Altitude
72028970.48679
Surface area
2.9953928410848E+15
Volume
6.7805274578754E+22
Height
39207605.420139