1991323 is an odd 7-digits composite number following 1991322
and preceding 1991324 . In scientific notation, it is written as 1.991323 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1987488 positive integers (up to 1991323) that are relatively prime to 1991323.
1991323 has 4 divisors, whose sum is 1995160
The reverse of 1991323 is 3231991
Previous prime number is 619
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million nine hundred ninety-one thousand three hundred twenty-three
Scientific notation
1.991323 × 10^6
Engineering notation
1.991323 × 10^6
Prime Factorization
619 × 3217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1991323
Product of the distinct prime numbers
The prime factorization of 1991323 is 619 × 3217.
Since it has a total of 2 prime factors.
1 , 5 , 54 , 5 , 730 , 982 , 3836 , 2744 , 79135 , 83335 , 315467 , 800483 , 4067001 , 9759779 , 79286522 , 62453285 , 413987634 , 55263865 , 7001340368 , 9622350026
n×2
3982646
n×3
5973969
n×4
7965292
n×5
9956615
n÷2
995661.5
n÷3
663774.33333333
n÷3
497830.75
n÷5
398264.6
n2
3965367290329
n3
7896327088679815267
n4
1.5724137747211E+25
n5
3.131183715119E+31
2 √n
1411.1424449714
3 √n
125.8096352704
4 √n
37.565175960874
5 √n
18.189817508916
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
-1991322
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 1991323 can be divided by 4 positive divisors.
The sum of these divisors (counting 1991323) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100110001010011011
3
Ternary
10202011120201
4
Quaternary
13212022123
5
Quinary
1002210243
6
Senary
110403031
8
Octal
7461233
10
Decimal
1991323
12
Duodecimal
800477
16
Hexadecimal
1e629b
20
Vigesimal
c8i63
36
Base36
16oij
md5
d1be2b27b630a0210bf38846632c273a
sha1
d094bfe120a4d504a4d8a464743caa6c41165fe9
sha256
4c237e8ca12c6bd0d9b72384485b74ed7bde0be2b32760c735c436838bc4e4fb
sha512
b2f8b46147b6b044aa9ee21c6cb5db34827837bd8012cd7d050d832617a057543a93ef309b06b0fe0cf2bd1dcf35c37fcbfc84d120debd1b28200498078bd947
ripemd-160
03f1f9f1ecfc2d4acc7ec27ce087addcfe8b513b
Diameter
3982646
Circumference
12511851.415449
Area
12457568748083
Volume
3.3076057562851E+19
Surface area
49830274992331
Circumference
12511851.415449
Perimeter
7965292
Area
3965367290329
Diagonal
2816155.9936655
Surface area
23792203741974
Volume
7896327088679815267
Space diagonal
3449072.6102805
Perimeter
5973969
Area
1717054404380.4
Altitude
1724536.3051402
Surface area
1717054404380.4
Volume
9.3059107181209E+17
Height
938718.66455516