42021917 is an odd 8-digits composite number following 42021916
and preceding 42021918 . In scientific notation, it is written as 4.2021917 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 35562384 positive integers (up to 42021917) that are relatively prime to 42021917.
42021917 has 8 divisors, whose sum is 48633600
The reverse of 42021917 is 71912024
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
forty-two million twenty-one thousand nine hundred seventeen
Scientific notation
4.2021917 × 10^7
Engineering notation
4.2021917 × 10^6
Prime Factorization
7 × 79 × 75989
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42021917
Product of the distinct prime numbers
The prime factorization of 42021917 is 7 × 79 × 75989.
Since it has a total of 3 prime factors.
5 , 10 , 40 , 94 , 396 , 761 , 390 , 120 , 50596 , 72942 , 333724 , 96768 , 1017490 , 586664 , 62206080 , 82137299 , 801138686 , 858038743 , 6776135474 , 3373734116
n×2
84043834
n×3
126065751
n×4
168087668
n×5
210109585
n÷2
21010958.5
n÷3
14007305.666667
n÷3
10505479.25
n÷5
8404383.4
n2
1765841508354889
n3
7.4204045299244E+22
n4
3.1181962326291E+30
n5
1.3103258327725E+38
2 √n
6482.4314111296
3 √n
347.66311752676
4 √n
80.5135479974
5 √n
33.473041204668
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
-42021916
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 42021917 can be divided by 8 positive divisors.
The sum of these divisors (counting 42021917) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000010011010000011101
3
Ternary
2221001221020022
4
Quaternary
2200103100131
5
Quinary
41224200132
6
Senary
4100401525
8
Octal
240232035
10
Decimal
42021917
12
Duodecimal
120a62a5
16
Hexadecimal
281341d
20
Vigesimal
d2cefh
36
Base36
p0obh
md5
264f19be9300af802b3b6913e14c65ec
sha1
4172115ec42e78f059a02b4a108da92a89127575
sha256
64b4fd016f1046c8a20e1aa1e70fa1c4e9250541c5b3b87614d59dc890bf8681
sha512
a8191e25eeed5bfe949791c62b91bf5c35fd28f3564c4d92437b33c2e95d99425b38bb3dc46f3eb2b1e357d5cea042a98e41d902457bc0fdd89b6721d191e294
ripemd-160
1ecea87d4f1f5b2e44aac6aeed05ee2d93c81d86
Diameter
84043834
Circumference
264031491.47392
Area
5.5475547100516E+15
Volume
3.10825178105E+23
Surface area
2.2190218840207E+16
Circumference
264031491.47392
Perimeter
168087668
Area
1765841508354889
Diagonal
59427964.938317
Surface area
10595049050129334
Volume
7.4204045299244E+22
Space diagonal
72784095.275442
Perimeter
126065751
Area
7.6463180264618E+14
Altitude
36392047.637721
Surface area
7.6463180264618E+14
Volume
8.7450306037615E+21
Height
19809321.646106