1991433 is an odd 7-digits composite number following 1991432
and preceding 1991434 . In scientific notation, it is written as 1.991433 × 10^6.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 1323104 positive integers (up to 1991433) that are relatively prime to 1991433.
1991433 has 8 divisors, whose sum is 2664288
The reverse of 1991433 is 3341991
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 30
Digital Root 3
Name
one million nine hundred ninety-one thousand four hundred thirty-three
Scientific notation
1.991433 × 10^6
Engineering notation
1.991433 × 10^6
Prime Factorization
3 × 347 × 1913
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1991433
Product of the distinct prime numbers
The prime factorization of 1991433 is 3 × 347 × 1913.
Since it has a total of 3 prime factors.
7 , 1 , 6 , 14 , 816 , 511 , 8807 , 1258 , 4430 , 34262 , 919483 , 840107 , 272280 , 297732 , 54596482 , 72326292 , 749172535 , 769338454 , 7024801987 , 7691190630
n×2
3982866
n×3
5974299
n×4
7965732
n×5
9957165
n÷2
995716.5
n÷3
663811
n÷3
497858.25
n÷5
398286.6
n2
3965805393489
n3
7897635732171979737
n4
1.5727612419026E+25
n5
3.1320486382459E+31
2 √n
1411.1814199457
3 √n
125.81195178812
4 √n
37.56569472199
5 √n
18.190018464333
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
-1991432
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 1991433 can be divided by 8 positive divisors.
The sum of these divisors (counting 1991433) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100110001100001001
3
Ternary
10202011201210
4
Quaternary
13212030021
5
Quinary
1002211213
6
Senary
110403333
8
Octal
7461411
10
Decimal
1991433
12
Duodecimal
800549
16
Hexadecimal
1e6309
20
Vigesimal
c8ibd
36
Base36
16oll
md5
8dab994d0fed6887715cbab6b8009189
sha1
e93985667164376af8fa1d6698cf8bb7959d10d1
sha256
bd0786e4153d722dacebc1db9cd241510f0035ad2e8f821df1eea0b5976633ac
sha512
009bb9d5ed01bc7c3e9d354ef0e7f1363b4173ab5682f95c645e1b00715221594efa196444e26ef701330f4e6a172ca3e52ab7bba9fe0a66779189d12fe7018b
ripemd-160
88d83b247025749e5f3efbc83dd4af6008df946b
Diameter
3982866
Circumference
12512542.565833
Area
12458945089752
Volume
3.3081539195893E+19
Surface area
49835780359007
Circumference
12512542.565833
Perimeter
7965732
Area
3965805393489
Diagonal
2816311.5571573
Surface area
23794832360934
Volume
7897635732171979737
Space diagonal
3449263.1358693
Perimeter
5974299
Area
1717244108613.4
Altitude
1724631.5679347
Surface area
1717244108613.4
Volume
9.3074529692667E+17
Height
938770.51905245