81344170 is an even 8-digits composite number following 81344169
and preceding 81344171 . In scientific notation, it is written as 8.1344170 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 32537664 positive integers (up to 81344170) that are relatively prime to 81344170.
81344170 has 8 divisors, whose sum is 146419524
The reverse of 81344170 is 07144318
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-one million three hundred forty-four thousand one hundred seventy
Scientific notation
8.1344170 × 10^7
Engineering notation
8.1344170 × 10^6
Prime Factorization
2 × 5 × 8134417
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81344170
Product of the distinct prime numbers
The prime factorization of 81344170 is 2 × 5 × 8134417.
Since it has a total of 3 prime factors.
4 , 2 , 99 , 79 , 659 , 544 , 8951 , 2426 , 70575 , 27638 , 190854 , 974937 , 4932214 , 6420407 , 89395189 , 12440975 , 520204196 , 819242423 , 458543780 , 2623294074
n×2
162688340
n×3
244032510
n×4
325376680
n×5
406720850
n÷2
40672085
n÷3
27114723.333333
n÷3
20336042.5
n÷5
16268834
n2
6616873992988900
n3
5.3824412295427E+23
n4
4.3783021439093E+31
n5
3.5614935390552E+39
2 √n
9019.1002877227
3 √n
433.28681880738
4 √n
94.968943806503
5 √n
38.200169190897
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
-81344169
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 81344170 can be divided by 8 positive divisors.
The sum of these divisors (counting 81344170) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110010011011010101010
3
Ternary
12200001201020001
4
Quaternary
10312103122222
5
Quinary
131311003140
6
Senary
12023253214
8
Octal
466233252
10
Decimal
81344170
12
Duodecimal
232aa20a
16
Hexadecimal
4d936aa
20
Vigesimal
158808a
36
Base36
1cfhka
md5
3895101cce2e52f35c050c42608bdcb7
sha1
39ab909e48c096bbfaf5fc88b5b195cb49d81789
sha256
cc941961ddf8b4f9f41e732bdb4ca8c2bf5aeb85367aac2a6cb8ee328dc6f5dd
sha512
9f8f9ae248dd511f11a3ae3bb4b64e40ca3ea318a9beefa64ffadb85cc8e1fc70ac133729ab6c585bdfbaccaa7429529bddc457bfea3f2914187a8f6e83aded3
ripemd-160
fa0e96d16274996b06a130e242eca95bfb4f6606
Diameter
162688340
Circumference
511100493.76872
Area
2.0787522726103E+16
Volume
2.2545917100147E+24
Surface area
8.3150090904413E+16
Circumference
511100493.76872
Perimeter
325376680
Area
6616873992988900
Diagonal
115038028.43398
Surface area
39701243957933400
Volume
5.3824412295427E+23
Space diagonal
140892235.33952
Perimeter
244032510
Area
2.8651904857845E+15
Altitude
70446117.66976
Surface area
2.8651904857845E+15
Volume
6.3432678212461E+22
Height
38346009.477994