71398970 is an even 8-digits composite number following 71398969
and preceding 71398971 . In scientific notation, it is written as 7.1398970 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 28559584 positive integers (up to 71398970) that are relatively prime to 71398970.
71398970 has 8 divisors, whose sum is 128518164
The reverse of 71398970 is 07989317
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million three hundred ninety-eight thousand nine hundred seventy
Scientific notation
7.1398970 × 10^7
Engineering notation
7.1398970 × 10^6
Prime Factorization
2 × 5 × 7139897
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398970
Product of the distinct prime numbers
The prime factorization of 71398970 is 2 × 5 × 7139897.
Since it has a total of 3 prime factors.
5 , 9 , 7 , 69 , 850 , 323 , 4621 , 3184 , 16056 , 19190 , 93094 , 609431 , 4470326 , 8677841 , 88673007 , 70077719 , 168190330 , 522982231 , 375135203 , 8974277381
n×2
142797940
n×3
214196910
n×4
285595880
n×5
356994850
n÷2
35699485
n÷3
23799656.666667
n÷3
17849742.5
n÷5
14279794
n2
5097812917060900
n3
3.6397859153084E+23
n4
2.5987696537353E+31
n5
1.8554947654396E+39
2 √n
8449.7911216787
3 √n
414.85594264499
4 √n
91.922745398942
5 √n
37.216745218815
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
-71398969
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 71398970 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398970) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111011000111010
3
Ternary
11222100102222022
4
Quaternary
10100113120322
5
Quinary
121234231340
6
Senary
11030154442
8
Octal
420273072
10
Decimal
71398970
12
Duodecimal
1bab2a22
16
Hexadecimal
441763a
20
Vigesimal
1264h8a
36
Base36
16ibsq
md5
e47f2ec1a80a496ab6ba630e11ded879
sha1
1056b652cfd7c4a796e6197591955dbd547aa16f
sha256
3892729ed8ad866a52392761495850ba813872adb9714f104adfe00107202a44
sha512
3a8d8089a92590da5d33907ff41fbf8ba26d8aa9e4f8085cfcf11a0db2d3135dfbe83a5139e745f9ca79ae68e538468b70b967bbb12b581d38c83cb874147117
ripemd-160
6653565d73dd0358f6796f428f53d49bf9a34398
Diameter
142797940
Circumference
448612959.25176
Area
1.6015251609614E+16
Volume
1.5246299589563E+24
Surface area
6.4061006438455E+16
Circumference
448612959.25176
Perimeter
285595880
Area
5097812917060900
Diagonal
100973391.71347
Surface area
30586877502365400
Volume
3.6397859153084E+23
Space diagonal
123666643.64809
Perimeter
214196910
Area
2.2074177449576E+15
Altitude
61833321.824043
Surface area
2.2074177449576E+15
Volume
4.2895288379698E+22
Height
33657797.237823