1981124 is an even 7-digits composite number following 1981123
and preceding 1981125 . In scientific notation, it is written as 1.981124 × 10^6.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 987624 positive integers (up to 1981124) that are relatively prime to 1981124.
1981124 has 12 divisors, whose sum is 3477264
The reverse of 1981124 is 4211891
Previous prime number is 947
Is Prime? no
Number parity even
Number length 7
Sum of Digits 26
Digital Root 8
Name
one million nine hundred eighty-one thousand one hundred twenty-four
Scientific notation
1.981124 × 10^6
Engineering notation
1.981124 × 10^6
Prime Factorization
2 × 2 × 947 × 523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
990562
Product of the distinct prime numbers
The prime factorization of 1981124 is 2 × 2 × 947 × 523.
Since it has a total of 4 prime factors.
5 , 5 , 32 , 66 , 263 , 203 , 353 , 6324 , 50003 , 84903 , 57400 , 887631 , 2445466 , 6799581 , 29107892 , 86677740 , 966169085 , 694095299 , 3771195866 , 9338661375
n×2
3962248
n×3
5943372
n×4
7924496
n×5
9905620
n÷2
990562
n÷3
660374.66666667
n÷3
495281
n÷5
396224.8
n2
3924852303376
n3
7775619094673474624
n4
1.5404465603316E+25
n5
3.0518156513904E+31
2 √n
1407.5240672898
3 √n
125.59448026374
4 √n
37.516983717908
5 √n
18.17114658618
1 , 2 , 4 , 523 , 947 , 1046 , 1894 , 2092 , 3788 , 495281 , 990562 , 1981124
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
-1981123
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 1981124 can be divided by 12 positive divisors.
The sum of these divisors (counting 1981124) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111100011101011000100
3
Ternary
10201122120222
4
Quaternary
13203223010
5
Quinary
1001343444
6
Senary
110243512
8
Octal
7435304
10
Decimal
1981124
12
Duodecimal
7b6598
16
Hexadecimal
1e3ac4
20
Vigesimal
c7cg4
36
Base36
16gn8
md5
e30a749c04ad1f61fc96c1884dfcc67c
sha1
760861d13bdd4e93e69689df313a38820f708978
sha256
9ec29ece263af96e48b76704abc0f186d37da649e025f2b512a4ec739eb155f8
sha512
77ebe89dcbc5432139ece2a77855b2cce59482eb3e548ec9e74033a977407165b1a0e67e3b4a814c5f9e5739f61b947c5f3140a9429820fc1e961a63ba67b142
ripemd-160
9d3d16c47fafd0034f064087efc6e30fba3fd71d
Diameter
3962248
Circumference
12447769.208501
Area
12330287162711
Volume
3.2570437099918E+19
Surface area
49321148650844
Circumference
12447769.208501
Perimeter
7924496
Area
3924852303376
Diagonal
2801732.4295428
Surface area
23549113820256
Volume
7775619094673474624
Space diagonal
3431407.4240941
Perimeter
5943372
Area
1699510900412.7
Altitude
1715703.712047
Surface area
1699510900412.7
Volume
9.1636549829454E+17
Height
933910.80984761