42021057 is an odd 8-digits composite number following 42021056
and preceding 42021058 . In scientific notation, it is written as 4.2021057 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 25808640 positive integers (up to 42021057) that are relatively prime to 42021057.
42021057 has 16 divisors, whose sum is 60455808
The reverse of 42021057 is 75012024
Previous prime number is 1223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
forty-two million twenty-one thousand fifty-seven
Scientific notation
4.2021057 × 10^7
Engineering notation
4.2021057 × 10^6
Prime Factorization
3 × 13 × 1223 × 881
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42021057
Product of the distinct prime numbers
The prime factorization of 42021057 is 3 × 13 × 1223 × 881.
Since it has a total of 4 prime factors.
6 , 7 , 90 , 10 , 331 , 813 , 7108 , 2697 , 51962 , 13584 , 545461 , 957523 , 2468226 , 4044606 , 12850674 , 26728635 , 701878037 , 477317094 , 7248510463 , 185802356
n×2
84042114
n×3
126063171
n×4
168084228
n×5
210105285
n÷2
21010528.5
n÷3
14007019
n÷3
10505264.25
n÷5
8404211.4
n2
1765769231397249
n3
7.419948952139E+22
n4
3.1179409785492E+30
n5
1.3101917558225E+38
2 √n
6482.3650776549
3 √n
347.66074580947
4 √n
80.513136056515
5 √n
33.472904194968
1 , 3 , 13 , 39 , 881 , 1223 , 2643 , 3669 , 11453 , 15899 , 34359 , 47697 , 1077463 , 3232389 , 14007019 , 42021057
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42021056
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42021057 can be divided by 16 positive divisors.
The sum of these divisors (counting 42021057) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000010011000011000001
3
Ternary
2221001220001110
4
Quaternary
2200103003001
5
Quinary
41224133212
6
Senary
4100353533
8
Octal
240230301
10
Decimal
42021057
12
Duodecimal
120a58a9
16
Hexadecimal
28130c1
20
Vigesimal
d2ccch
36
Base36
p0nnl
md5
b588ee0491c1504885de33a5102b6653
sha1
f150c0f9e8fc7cf283a5960decf28a08954a8dc6
sha256
eae7f68020b04bb8985b85266e9a66bd1d6266a13bd121e3cd8aeace35202e90
sha512
4aa3b78bc66f6238f5db5e8fcd054eff8fdc14d229f6c77a9df49ac0878d4928acaf79bdfba832797cbac15f02e118eda425982b50883d4012d9019b07bd777d
ripemd-160
f51b6661fb4c03ab978a015f1c6baece55d8c18b
Diameter
84042114
Circumference
264026087.93456
Area
5.5473276452925E+15
Volume
3.1080609490735E+23
Surface area
2.218931058117E+16
Circumference
264026087.93456
Perimeter
168084228
Area
1765769231397249
Diagonal
59426748.714653
Surface area
10594615388383494
Volume
7.419948952139E+22
Space diagonal
72782605.711748
Perimeter
126063171
Area
7.6460050580547E+14
Altitude
36391302.855874
Surface area
7.6460050580547E+14
Volume
8.7444937001925E+21
Height
19808916.238218