71218042 is an even 8-digits composite number following 71218041
and preceding 71218043 . In scientific notation, it is written as 7.1218042 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 28915488 positive integers (up to 71218042) that are relatively prime to 71218042.
71218042 has 16 divisors, whose sum is 128514240
The reverse of 71218042 is 24081217
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
seventy-one million two hundred eighteen thousand forty-two
Scientific notation
7.1218042 × 10^7
Engineering notation
7.1218042 × 10^6
Prime Factorization
2 × 7 × 19 × 267737
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71218042
Product of the distinct prime numbers
The prime factorization of 71218042 is 2 × 7 × 19 × 267737.
Since it has a total of 4 prime factors.
5 , 7 , 98 , 2 , 70 , 547 , 8344 , 5670 , 98811 , 26237 , 865782 , 368279 , 6223460 , 7756419 , 50555775 , 43303605 , 835522922 , 868547916 , 5863036287 , 9203960581
n×2
142436084
n×3
213654126
n×4
284872168
n×5
356090210
n÷2
35609021
n÷3
23739347.333333
n÷3
17804510.5
n÷5
14243608.4
n2
5072009506313764
n3
3.6121858604505E+23
n4
2.5725280432137E+31
n5
1.8321041022777E+39
2 √n
8439.0782672043
3 √n
414.50522541786
4 √n
91.864455951169
5 √n
37.197864310825
1 , 2 , 7 , 14 , 19 , 38 , 133 , 266 , 267737 , 535474 , 1874159 , 3748318 , 5087003 , 10174006 , 35609021 , 71218042
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
-71218041
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 71218042 can be divided by 16 positive divisors.
The sum of these divisors (counting 71218042) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111101011001101111010
3
Ternary
11222000020210021
4
Quaternary
10033223031322
5
Quinary
121212434132
6
Senary
11022241054
8
Octal
417531572
10
Decimal
71218042
12
Duodecimal
1ba2618a
16
Hexadecimal
43eb37a
20
Vigesimal
1252522
36
Base36
16eg6y
md5
bc939c395eac9785d99f4c7c2a8985bf
sha1
53ef7b59f3024ed44f6580d8ac5e8b0a47b9856c
sha256
c1fad9e4f91b9544a7b9a6e58092de6aeb06149b5af36d7f17c527ec93e30296
sha512
ae7c21a50ed33bfe2ff070cce017335f577fe7f52ebc3a9289a2613e8382f2ab3ca64c6b2961090feeb8ca2fca80bfe15b9242406f875947dafc1d18f27ad6fa
ripemd-160
968600afe991f87e06bdbed000d19fe7e3b8b4ac
Diameter
142436084
Circumference
447476155.1005
Area
1.5934187803973E+16
Volume
1.5130688750123E+24
Surface area
6.3736751215892E+16
Circumference
447476155.1005
Perimeter
284872168
Area
5072009506313764
Diagonal
100717520.88206
Surface area
30432057037882584
Volume
3.6121858604505E+23
Space diagonal
123353267.15957
Perimeter
213654126
Area
2.1962445403519E+15
Altitude
61676633.579787
Surface area
2.1962445403519E+15
Volume
4.2570018613846E+22
Height
33572506.960686