42979931 is an odd 8-digits composite number following 42979930
and preceding 42979932 . In scientific notation, it is written as 4.2979931 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 41931600 positive integers (up to 42979931) that are relatively prime to 42979931.
42979931 has 4 divisors, whose sum is 44028264
The reverse of 42979931 is 13997924
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
forty-two million nine hundred seventy-nine thousand nine hundred thirty-one
Scientific notation
4.2979931 × 10^7
Engineering notation
4.2979931 × 10^6
Prime Factorization
41 × 1048291
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42979931
Product of the distinct prime numbers
The prime factorization of 42979931 is 41 × 1048291.
Since it has a total of 2 prime factors.
10 , 1 , 18 , 54 , 657 , 511 , 8569 , 4185 , 63388 , 20059 , 495239 , 901928 , 7131273 , 2610260 , 28128921 , 5649216 , 190694767 , 715647684 , 4618101586 , 9962928105
n×2
85959862
n×3
128939793
n×4
171919724
n×5
214899655
n÷2
21489965.5
n÷3
14326643.666667
n÷3
10744982.75
n÷5
8595986.2
n2
1847274468764761
n3
7.9395729205571E+22
n4
3.4124229629501E+30
n5
1.4666570349041E+38
2 √n
6555.9080988068
3 √n
350.28529391709
4 √n
80.968562410399
5 √n
33.624291556753
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
-42979930
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 42979931 can be divided by 4 positive divisors.
The sum of these divisors (counting 42979931) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011111101001001011011
3
Ternary
2222212121101022
4
Quaternary
2203331021123
5
Quinary
42000324211
6
Senary
4133113055
8
Octal
243751133
10
Decimal
42979931
12
Duodecimal
1248878b
16
Hexadecimal
28fd25b
20
Vigesimal
d8c9gb
36
Base36
pl7iz
md5
3bbd25f442492a7adf3ce0ce7abd760d
sha1
b2c104d4cbe4d9839c505981c6dadeb930ee1d11
sha256
1c8827a8f4c2569729d84410ae9ce4f9b85cb124c93e93138b2e833746e444b3
sha512
cbe3f2e00a9e6ff7a4c23afdb4acef35f6499c20a32e575f48d47bb5cfab390f745307724bfa4ff1de55c090b032aa3874c0a6dd71bf9308c753658ff7c4029f
ripemd-160
0755a6ee066138101c64efdcc9968e2972926b8e
Diameter
85959862
Circumference
270050870.96279
Area
5.8033839002354E+15
Volume
3.3257205279817E+23
Surface area
2.3213535600941E+16
Circumference
270050870.96279
Perimeter
171919724
Area
1847274468764761
Diagonal
60782801.33006
Surface area
11083646812588566
Volume
7.9395729205571E+22
Space diagonal
74443424.197805
Perimeter
128939793
Area
7.9989330885634E+14
Altitude
37221712.098902
Surface area
7.9989330885634E+14
Volume
9.3568764197517E+21
Height
20260933.776687