1991452 is an even 7-digits composite number following 1991451
and preceding 1991453 . In scientific notation, it is written as 1.991452 × 10^6.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 971360 positive integers (up to 1991452) that are relatively prime to 1991452.
1991452 has 12 divisors, whose sum is 3570336
The reverse of 1991452 is 2541991
Previous prime number is 41
Is Prime? no
Number parity even
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million nine hundred ninety-one thousand four hundred fifty-two
Scientific notation
1.991452 × 10^6
Engineering notation
1.991452 × 10^6
Prime Factorization
2 × 2 × 41 × 12143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
995726
Product of the distinct prime numbers
The prime factorization of 1991452 is 2 × 2 × 41 × 12143.
Since it has a total of 4 prime factors.
2 , 8 , 17 , 71 , 206 , 63 , 7631 , 1358 , 54631 , 57757 , 834450 , 310232 , 3744519 , 1353818 , 56376350 , 38538656 , 381826065 , 562291938 , 4986549650 , 5450468686
n×2
3982904
n×3
5974356
n×4
7965808
n×5
9957260
n÷2
995726
n÷3
663817.33333333
n÷3
497863
n÷5
398290.4
n2
3965881068304
n3
7897861785236137408
n4
1.5728212647932E+25
n5
3.132198053415E+31
2 √n
1411.1881518777
3 √n
125.81235190527
4 √n
37.565784324006
5 √n
18.190053173915
1 , 2 , 4 , 41 , 82 , 164 , 12143 , 24286 , 48572 , 497863 , 995726 , 1991452
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
-1991451
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 1991452 can be divided by 12 positive divisors.
The sum of these divisors (counting 1991452) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111100110001100011100
3
Ternary
10202011202111
4
Quaternary
13212030130
5
Quinary
1002211302
6
Senary
110403404
8
Octal
7461434
10
Decimal
1991452
12
Duodecimal
800564
16
Hexadecimal
1e631c
20
Vigesimal
c8icc
36
Base36
16om4
md5
04acb17561b9ccc6694c2c5cb072268c
sha1
d827e9f4ffdd5c0cbb6a3b3461db000370a0bd82
sha256
75e0e7f36a235929238b56845798c7fee1ce3d6f3b4db5133bee3eacb49a807d
sha512
52334a3db54838c05e4a4a230f6d347d5608cd4c6dd6eeea62ab096d7a89837e02197c34e4f9b0eab07b4e7ccf354632b26834552f9078f68c8f3d06cbeb0009
ripemd-160
cc356057cd0fb283c9e592b5c25dc21596e7d5fa
Diameter
3982904
Circumference
12512661.946353
Area
12459182829195
Volume
3.3082486084754E+19
Surface area
49836731316779
Circumference
12512661.946353
Perimeter
7965808
Area
3965881068304
Diagonal
2816338.427215
Surface area
23795286409824
Volume
7897861785236137408
Space diagonal
3449296.0448347
Perimeter
5974356
Area
1717276876769.5
Altitude
1724648.0224173
Surface area
1717276876769.5
Volume
9.3077193753576E+17
Height
938779.47573834