42021866 is an even 8-digits composite number following 42021865
and preceding 42021867 . In scientific notation, it is written as 4.2021866 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 20723040 positive integers (up to 42021866) that are relatively prime to 42021866.
42021866 has 8 divisors, whose sum is 63896484
The reverse of 42021866 is 66812024
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
forty-two million twenty-one thousand eight hundred sixty-six
Scientific notation
4.2021866 × 10^7
Engineering notation
4.2021866 × 10^6
Prime Factorization
2 × 73 × 287821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42021866
Product of the distinct prime numbers
The prime factorization of 42021866 is 2 × 73 × 287821.
Since it has a total of 3 prime factors.
7 , 8 , 62 , 68 , 154 , 384 , 8858 , 9206 , 84819 , 9123 , 952752 , 461662 , 7371494 , 5875847 , 17816356 , 79174899 , 430529615 , 418240466 , 4415442429 , 2269849451
n×2
84043732
n×3
126065598
n×4
168087464
n×5
210109330
n÷2
21010933
n÷3
14007288.666667
n÷3
10505466.5
n÷5
8404373.2
n2
1765837222121956
n3
7.4203775125821E+22
n4
3.1181810950314E+30
n5
1.3103178813914E+38
2 √n
6482.4274774192
3 √n
347.66297687931
4 √n
80.513523568524
5 √n
33.473033079736
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
-42021865
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 42021866 can be divided by 8 positive divisors.
The sum of these divisors (counting 42021866) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000010011001111101010
3
Ternary
2221001221011102
4
Quaternary
2200103033222
5
Quinary
41224144431
6
Senary
4100401402
8
Octal
240231752
10
Decimal
42021866
12
Duodecimal
120a6262
16
Hexadecimal
28133ea
20
Vigesimal
d2ced6
36
Base36
p0oa2
md5
0ddfec640a8a1e9a631e842adc67b4da
sha1
5ee8c3f9f3b891c9e5ad2f7125c9446dd7275421
sha256
22f0fb56e66714a5a0c7c89a73eb3083a3f435483da63a3d975f5aee88fa82ca
sha512
4576bc6745078aa453af695b4602ab51c95edaa67f4f4d56958797ce474858ceaeee38e5ff162e85be228bdf4d5deff384624756cc7c5ec6749ee2ad71166a33
ripemd-160
3b00076526a41146b17c009bf83d67adcf64fa10
Diameter
84043732
Circumference
264031171.03147
Area
5.5475412444537E+15
Volume
3.1082404640521E+23
Surface area
2.2190164977815E+16
Circumference
264031171.03147
Perimeter
168087464
Area
1765837222121956
Diagonal
59427892.813425
Surface area
10595023332731736
Volume
7.4203775125821E+22
Space diagonal
72784006.940851
Perimeter
126065598
Area
7.6462994665288E+14
Altitude
36392003.470426
Surface area
7.6462994665288E+14
Volume
8.7449987635183E+21
Height
19809297.604475