42181851 is an odd 8-digits composite number following 42181850
and preceding 42181852 . In scientific notation, it is written as 4.2181851 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 28121232 positive integers (up to 42181851) that are relatively prime to 42181851.
42181851 has 4 divisors, whose sum is 56242472
The reverse of 42181851 is 15818124
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
forty-two million one hundred eighty-one thousand eight hundred fifty-one
Scientific notation
4.2181851 × 10^7
Engineering notation
4.2181851 × 10^6
Prime Factorization
3 × 14060617
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42181851
Product of the distinct prime numbers
The prime factorization of 42181851 is 3 × 14060617.
Since it has a total of 2 prime factors.
7 , 4 , 51 , 89 , 599 , 608 , 6939 , 2259 , 30335 , 28782 , 206521 , 182389 , 545209 , 3173138 , 73330949 , 16701068 , 972402966 , 318324252 , 7076712521 , 1909974950
n×2
84363702
n×3
126545553
n×4
168727404
n×5
210909255
n÷2
21090925.5
n÷3
14060617
n÷3
10545462.75
n÷5
8436370.2
n2
1779308553786201
n3
7.5054528298835E+22
n4
3.1659389295767E+30
n5
1.3354516420251E+38
2 √n
6494.7556536024
3 √n
348.1036238509
4 √n
80.590046864376
5 √n
33.498481956798
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
-42181850
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 42181851 can be divided by 4 positive divisors.
The sum of these divisors (counting 42181851) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000111010010011011011
3
Ternary
2221101001121210
4
Quaternary
2200322103123
5
Quinary
41244304401
6
Senary
4104034203
8
Octal
240722333
10
Decimal
42181851
12
Duodecimal
12162963
16
Hexadecimal
283a4db
20
Vigesimal
d3cecb
36
Base36
p43q3
md5
40b237caa92cff261b2e3aa339f6e314
sha1
2c758c9b3d5db666d0c73bb83c8e84f4b4a233b4
sha256
f4ad6b685b64807e4e00f2382587d2fbd1658090d841f233ca2673728b71ac4a
sha512
31f560fcfc416d79842612a337ad854f3e0dfaad21f4e8b4df6f0519f9fb6db802050bedf26c556bd07fd4d5aa7626226ac1736bec77864238e4287938a9b30b
ripemd-160
16610f7c40d7df7fefe2cda8418bffddefd44e77
Diameter
84363702
Circumference
265036386.43284
Area
5.5898626810442E+15
Volume
3.1438767296302E+23
Surface area
2.2359450724177E+16
Circumference
265036386.43284
Perimeter
168727404
Area
1779308553786201
Diagonal
59654145.770201
Surface area
10675851322717206
Volume
7.5054528298835E+22
Space diagonal
73061109.0893
Perimeter
126545553
Area
7.704632043749E+14
Altitude
36530554.54465
Surface area
7.704632043749E+14
Volume
8.8452609864773E+21
Height
19884715.256734