42897961 is an odd 8-digits composite number following 42897960
and preceding 42897962 . In scientific notation, it is written as 4.2897961 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 41900292 positive integers (up to 42897961) that are relatively prime to 42897961.
42897961 has 4 divisors, whose sum is 43895632
The reverse of 42897961 is 16979824
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
forty-two million eight hundred ninety-seven thousand nine hundred sixty-one
Scientific notation
4.2897961 × 10^7
Engineering notation
4.2897961 × 10^6
Prime Factorization
43 × 997627
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42897961
Product of the distinct prime numbers
The prime factorization of 42897961 is 43 × 997627.
Since it has a total of 2 prime factors.
3 , 7 , 71 , 90 , 296 , 821 , 3492 , 879 , 50891 , 41676 , 845795 , 620969 , 8953984 , 4216975 , 73262631 , 74456079 , 988045061 , 973166669 , 9214574614 , 6924647951
n×2
85795922
n×3
128693883
n×4
171591844
n×5
214489805
n÷2
21448980.5
n÷3
14299320.333333
n÷3
10724490.25
n÷5
8579592.2
n2
1840235057957521
n3
7.8942331747094E+22
n4
3.3864650685359E+30
n5
1.4527244643792E+38
2 √n
6549.6535022854
3 √n
350.0624677617
4 √n
80.929929582852
5 √n
33.611456318878
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
-42897960
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 42897961 can be divided by 4 positive divisors.
The sum of these divisors (counting 42897961) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011101001001000101001
3
Ternary
2222201102221101
4
Quaternary
2203221020221
5
Quinary
41440213321
6
Senary
4131241401
8
Octal
243511051
10
Decimal
42897961
12
Duodecimal
12449261
16
Hexadecimal
28e9229
20
Vigesimal
d824i1
36
Base36
pjga1
md5
bf0f069c148d8ff7c1009af5dfc4a043
sha1
387b3a8b0936d8b1cdea1cb1f60d0b2c3aa839c9
sha256
040cbec886489ec0e87a92b8e58829ca0cfeff71fca5feff504ca4056fc131a8
sha512
93afd664d8a8401b0d339717b495a5be0c55024612d59dfe2fad2f7355899c51130d4851367e3b48c9f5b0a7f5353b047c51431aa153f00383ae0455380f4d1c
ripemd-160
e634efbaeeb4002a0d3c5075e03a830ae1e37ed5
Diameter
85795922
Circumference
269535838.26316
Area
5.7812689389577E+15
Volume
3.3067286596523E+23
Surface area
2.3125075755831E+16
Circumference
269535838.26316
Perimeter
171591844
Area
1840235057957521
Diagonal
60666878.244352
Surface area
11041410347745126
Volume
7.8942331747094E+22
Space diagonal
74301447.993108
Perimeter
128693883
Area
7.9684515456297E+14
Altitude
37150723.996554
Surface area
7.9684515456297E+14
Volume
9.3034430168414E+21
Height
20222292.748117