6981885 is an odd 7-digits composite number following 6981884
and preceding 6981886 . In scientific notation, it is written as 6.981885 × 10^6.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 3723648 positive integers (up to 6981885) that are relatively prime to 6981885.
6981885 has 12 divisors, whose sum is 12102012
The reverse of 6981885 is 5881896
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 45
Digital Root 9
Name
six million nine hundred eighty-one thousand eight hundred eighty-five
Scientific notation
6.981885 × 10^6
Engineering notation
6.981885 × 10^6
Prime Factorization
5 × 3 × 3 × 155153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2327295
Product of the distinct prime numbers
The prime factorization of 6981885 is 5 × 3 × 3 × 155153.
Since it has a total of 4 prime factors.
10 , 10 , 37 , 19 , 233 , 334 , 2945 , 8308 , 58405 , 77039 , 329019 , 428569 , 4909333 , 3799760 , 52211757 , 42624153 , 935168094 , 70910395 , 8150044613 , 5755591443
n×2
13963770
n×3
20945655
n×4
27927540
n×5
34909425
n÷2
3490942.5
n÷3
2327295
n÷3
1745471.25
n÷5
1396377
n2
48746718153225
n3
3.4034398027323E+20
n4
2.37624253071E+27
n5
1.6590652081526E+34
2 √n
2642.3256801538
3 √n
191.1279626413
4 √n
51.403557076858
5 √n
23.377310123802
1 , 3 , 5 , 9 , 15 , 45 , 155153 , 465459 , 775765 , 1396377 , 2327295 , 6981885
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
-6981884
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 6981885 can be divided by 12 positive divisors.
The sum of these divisors (counting 6981885) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11010101000100011111101
3
Ternary
111010201100100
4
Quaternary
122220203331
5
Quinary
3241410020
6
Senary
405351313
8
Octal
32504375
10
Decimal
6981885
12
Duodecimal
2408539
16
Hexadecimal
6a88fd
20
Vigesimal
23cee5
36
Base36
45n99
md5
80900b592c021dea416ec70727c57598
sha1
3eec4f66fa11d77cc19df935d6accd74526f874b
sha256
e309c8dc04f1dfc96ec025592cf661b0c2a4ad0fd6811ee300f0ef726fef073c
sha512
cdccc356e64b95264a88012ad267aaf4ab063b34cf30a5bff38f6b80a5203265e0b4248d109bad57ed594c3eeba98a5459912d3d519467c6f0bdc157f93f453f
ripemd-160
088963b4470464727b863551a8f25b8b47e90096
Diameter
13963770
Circumference
43868477.248418
Area
1.5314233163678E+14
Volume
1.4256295308265E+21
Surface area
6.1256932654714E+14
Circumference
43868477.248418
Perimeter
27927540
Area
48746718153225
Diagonal
9873876.4579293
Surface area
292480308919350
Volume
3.4034398027323E+20
Space diagonal
12092979.552603
Perimeter
20945655
Area
21107948135906
Altitude
6046489.7763015
Surface area
21107948135906
Volume
4.0109922731204E+19
Height
3291292.1526431