1981435 is an odd 7-digits composite number following 1981434
and preceding 1981436 . In scientific notation, it is written as 1.981435 × 10^6.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 1491840 positive integers (up to 1981435) that are relatively prime to 1981435.
1981435 has 8 divisors, whose sum is 2517696
The reverse of 1981435 is 5341891
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million nine hundred eighty-one thousand four hundred thirty-five
Scientific notation
1.981435 × 10^6
Engineering notation
1.981435 × 10^6
Prime Factorization
17 × 5 × 23311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1981435
Product of the distinct prime numbers
The prime factorization of 1981435 is 17 × 5 × 23311.
Since it has a total of 3 prime factors.
6 , 3 , 3 , 91 , 994 , 898 , 5492 , 9635 , 14196 , 21550 , 451227 , 189598 , 7782751 , 7358695 , 30806912 , 95998805 , 343246054 , 705748083 , 9009404198 , 7907613075
n×2
3962870
n×3
5944305
n×4
7925740
n×5
9907175
n÷2
990717.5
n÷3
660478.33333333
n÷3
495358.75
n÷5
396287
n2
3926084659225
n3
7779281556751487875
n4
1.5414140751402E+25
n5
3.0542117979754E+31
2 √n
1407.634540639
3 √n
125.60105192704
4 √n
37.518456000201
5 √n
18.171717057465
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
-1981434
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 1981435 can be divided by 8 positive divisors.
The sum of these divisors (counting 1981435) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100011101111111011
3
Ternary
10201200000111
4
Quaternary
13203233323
5
Quinary
1001401220
6
Senary
110245151
8
Octal
7435773
10
Decimal
1981435
12
Duodecimal
7b67b7
16
Hexadecimal
1e3bfb
20
Vigesimal
c7dbf
36
Base36
16gvv
md5
e33a029335ee1ff4fc582ec738c75e1d
sha1
7a1cbdf2ed1fb4833f28d1c4d8ad510d208147a4
sha256
41661cd3b2a7769a7f236d6e49a45e0fe59d7aeefceb905e96cc06c9f692ad6f
sha512
6e98bbea4b09460c66a5787d03585cbe2caa4a402402c0abc0f7dcf4ed6336e8e1e1226fefa55151a39c0da1c3d76b9ec35ce1359c513274e6ea3b1bb0ed3abc
ripemd-160
23b016bc55e9ff952e2774c776fb124c041c574b
Diameter
3962870
Circumference
12449723.279131
Area
12334158722793
Volume
3.2585778385196E+19
Surface area
49336634891171
Circumference
12449723.279131
Perimeter
7925740
Area
3926084659225
Diagonal
2802172.2499607
Surface area
23556507955350
Volume
7779281556751487875
Space diagonal
3431946.0918952
Perimeter
5944305
Area
1700044526148.6
Altitude
1715973.0459476
Surface area
1700044526148.6
Volume
9.1679712358974E+17
Height
934057.41665358