42156918 is an even 8-digits composite number following 42156917
and preceding 42156919 . In scientific notation, it is written as 4.2156918 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 14052300 positive integers (up to 42156918) that are relatively prime to 42156918.
42156918 has 8 divisors, whose sum is 70261560
The reverse of 42156918 is 81965124
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
forty-two million one hundred fifty-six thousand nine hundred eighteen
Scientific notation
4.2156918 × 10^7
Engineering notation
4.2156918 × 10^6
Prime Factorization
2 × 9 × 2342051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42156918
Product of the distinct prime numbers
The prime factorization of 42156918 is 2 × 9 × 2342051.
Since it has a total of 3 prime factors.
5 , 1 , 24 , 12 , 398 , 550 , 334 , 1158 , 95484 , 59724 , 666675 , 249112 , 5567230 , 3100296 , 73353109 , 99939558 , 944020891 , 647550169 , 7211201549 , 5280721976
n×2
84313836
n×3
126470754
n×4
168627672
n×5
210784590
n÷2
21078459
n÷3
14052306
n÷3
10539229.5
n÷5
8431383.6
n2
1777205735258724
n3
7.4921516450432E+22
n4
3.1584602254365E+30
n5
1.3315094872999E+38
2 √n
6492.8358981265
3 √n
348.03502421964
4 √n
80.578135360199
5 √n
33.494520939563
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
-42156917
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 42156918 can be divided by 8 positive divisors.
The sum of these divisors (counting 42156918) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000110100001101110110
3
Ternary
2221022210102100
4
Quaternary
2200310031312
5
Quinary
41243010133
6
Senary
4103322530
8
Octal
240641566
10
Decimal
42156918
12
Duodecimal
12150446
16
Hexadecimal
2834376
20
Vigesimal
d39c5i
36
Base36
p3khi
md5
0f8c4b2a57823786b9fc85bec3116ef2
sha1
459afac4aa4878ad0d6d44b8c03bbcd47ec36d09
sha256
d86a0fcd015588b31cf2dc5ad341906dfd7f806230b7c3cfcdfbb7bde29c66cf
sha512
a18c0d3020e2f989f2308b18ed50d08c357cc083997625fdef5aa770e7004be5e13fb21a1616e0eac0bcf68f5066d71f4a66cf1e2e14ce177611e6a7388ed8bf
ripemd-160
aacb6a238357e90c118387fc8b86d44f1ea77786
Diameter
84313836
Circumference
264879727.77357
Area
5.5832564818065E+15
Volume
3.1383051423531E+23
Surface area
2.2333025927226E+16
Circumference
264879727.77357
Perimeter
168627672
Area
1777205735258724
Diagonal
59618885.18345
Surface area
10663234411552344
Volume
7.4921516450432E+22
Space diagonal
73017923.866515
Perimeter
126470754
Area
7.6955265724273E+14
Altitude
36508961.933257
Surface area
7.6955265724273E+14
Volume
8.8295853898133E+21
Height
19872961.727817