83991247 is an odd 8-digits composite number following 83991246
and preceding 83991248 . In scientific notation, it is written as 8.3991247 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 81143040 positive integers (up to 83991247) that are relatively prime to 83991247.
83991247 has 8 divisors, whose sum is 86879520
The reverse of 83991247 is 74219938
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-three million nine hundred ninety-one thousand two hundred forty-seven
Scientific notation
8.3991247 × 10^7
Engineering notation
8.3991247 × 10^6
Prime Factorization
41 × 103 × 19889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83991247
Product of the distinct prime numbers
The prime factorization of 83991247 is 41 × 103 × 19889.
Since it has a total of 3 prime factors.
2 , 4 , 92 , 80 , 367 , 345 , 7469 , 6024 , 11923 , 83119 , 625144 , 45391 , 7753848 , 5331189 , 93513861 , 49392241 , 235501926 , 747093069 , 5873537618 , 4194995772
n×2
167982494
n×3
251973741
n×4
335964988
n×5
419956235
n÷2
41995623.5
n÷3
27997082.333333
n÷3
20997811.75
n÷5
16798249.4
n2
7054529572615009
n3
5.9251873580231E+23
n4
4.97663874909E+31
n5
4.1799409440459E+39
2 √n
9164.6738621732
3 √n
437.93670158299
4 √n
95.732303127905
5 √n
38.445614406576
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
-83991246
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 83991247 can be divided by 8 positive divisors.
The sum of these divisors (counting 83991247) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000000011001101011001111
3
Ternary
12212001012022221
4
Quaternary
11000121223033
5
Quinary
133000204442
6
Senary
12200120211
8
Octal
500315317
10
Decimal
83991247
12
Duodecimal
24166067
16
Hexadecimal
5019acf
20
Vigesimal
164ii27
36
Base36
1e0827
md5
0d5edd419fb28c5f994e7170e4666f1c
sha1
85eb66a543da1146b9885dd595e33e1470850d98
sha256
28f31a2254d9d3372611a893fc549bf9c864e57cc3df4dec5a075e40e17b801e
sha512
450763fb0c93a552e520f1627cc3114ddec39e771595bdf0ff63841771219d1b665415bfe8489f2d979f5f81fcf3b01dd04cd0079f776e5d98351e9b5ca48ba8
ripemd-160
1a1c9321016d333c16ac32b11f48bd9b9a98126f
Diameter
167982494
Circumference
527732569.08209
Area
2.2162458279859E+16
Volume
2.4819366766811E+24
Surface area
8.8649833119437E+16
Circumference
527732569.08209
Perimeter
335964988
Area
7054529572615009
Diagonal
118781560.62803
Surface area
42327177435690054
Volume
5.9251873580231E+23
Space diagonal
145477107.19507
Perimeter
251973741
Area
3.0547009108166E+15
Altitude
72738553.597534
Surface area
3.0547009108166E+15
Volume
6.9829002677649E+22
Height
39593853.542676