71297218 is an even 8-digits composite number following 71297217
and preceding 71297219 . In scientific notation, it is written as 7.1297218 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 33224256 positive integers (up to 71297218) that are relatively prime to 71297218.
71297218 has 16 divisors, whose sum is 114341760
The reverse of 71297218 is 81279217
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million two hundred ninety-seven thousand two hundred eighteen
Scientific notation
7.1297218 × 10^7
Engineering notation
7.1297218 × 10^6
Prime Factorization
2 × 17 × 103 × 20359
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71297218
Product of the distinct prime numbers
The prime factorization of 71297218 is 2 × 17 × 103 × 20359.
Since it has a total of 4 prime factors.
8 , 10 , 91 , 80 , 316 , 166 , 7651 , 9726 , 90018 , 94216 , 376876 , 161975 , 1397128 , 7591328 , 75397493 , 75841776 , 642915290 , 804488234 , 9998956861 , 870981945
n×2
142594436
n×3
213891654
n×4
285188872
n×5
356486090
n÷2
35648609
n÷3
23765739.333333
n÷3
17824304.5
n÷5
14259443.6
n2
5083293294539524
n3
3.6242467017872E+23
n4
2.583987071831E+31
n5
1.8423108956952E+39
2 √n
8443.7679977602
3 √n
414.65877598028
4 √n
91.889977678527
5 √n
37.206131511622
1 , 2 , 17 , 34 , 103 , 206 , 1751 , 3502 , 20359 , 40718 , 346103 , 692206 , 2096977 , 4193954 , 35648609 , 71297218
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
-71297217
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 71297218 can be divided by 16 positive divisors.
The sum of these divisors (counting 71297218) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111111110100011000010
3
Ternary
11222011021101201
4
Quaternary
10033332203002
5
Quinary
121223002333
6
Senary
11024051414
8
Octal
417764302
10
Decimal
71297218
12
Duodecimal
1ba63b6a
16
Hexadecimal
43fe8c2
20
Vigesimal
125c30i
36
Base36
16g5aa
md5
40f98e6e4b21856a55d1b9b3e296e377
sha1
30f29129b7dac9ae4ec9369fd2971139a3717d47
sha256
9572905824da49ed073fcbcd0ed91f56338034425f930b347e3f8f58384bc868
sha512
3dd1bb55fcc55dc5e62666cf59a9be45626b2d4bdbf260d03225aac18acb0a8b8718f6d4f70cbfc3c05ffbb34a2f85694d0836ffe34d91329745b477144b99aa
ripemd-160
5fa150feb6e16b18b92d00c04412a848e7e84e6d
Diameter
142594436
Circumference
447973632.58038
Area
1.5969636870168E+16
Volume
1.5181209084176E+24
Surface area
6.3878547480671E+16
Circumference
447973632.58038
Perimeter
285188872
Area
5083293294539524
Diagonal
100829492.65507
Surface area
30499759767237144
Volume
3.6242467017872E+23
Space diagonal
123490404.01431
Perimeter
213891654
Area
2.2011305639792E+15
Altitude
61745202.007157
Surface area
2.2011305639792E+15
Volume
4.2712156992112E+22
Height
33609830.885024