71389739 is an odd 8-digits composite number following 71389738
and preceding 71389740 . In scientific notation, it is written as 7.1389739 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 71159880 positive integers (up to 71389739) that are relatively prime to 71389739.
71389739 has 4 divisors, whose sum is 71619600
The reverse of 71389739 is 93798317
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-one million three hundred eighty-nine thousand seven hundred thirty-nine
Scientific notation
7.1389739 × 10^7
Engineering notation
7.1389739 × 10^6
Prime Factorization
311 × 229549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71389739
Product of the distinct prime numbers
The prime factorization of 71389739 is 311 × 229549.
Since it has a total of 2 prime factors.
10 , 6 , 42 , 49 , 125 , 732 , 1270 , 2730 , 78677 , 73786 , 823862 , 598168 , 674998 , 9988197 , 59488416 , 70386346 , 754457893 , 323294513 , 5917483777 , 2976628133
n×2
142779478
n×3
214169217
n×4
285558956
n×5
356948695
n÷2
35694869.5
n÷3
23796579.666667
n÷3
17847434.75
n÷5
14277947.8
n2
5096494834488121
n3
3.6383743604896E+23
n4
2.5974259597964E+31
n5
1.8542956134169E+39
2 √n
8449.2448775024
3 √n
414.83806330091
4 √n
91.919774137573
5 √n
37.215782836464
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
-71389738
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 71389739 can be divided by 4 positive divisors.
The sum of these divisors (counting 71389739) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010101001000101011
3
Ternary
11222022222022102
4
Quaternary
10100111020223
5
Quinary
121233432424
6
Senary
11030044015
8
Octal
420251053
10
Decimal
71389739
12
Duodecimal
1baa960b
16
Hexadecimal
441522b
20
Vigesimal
1263e6j
36
Base36
16i4ob
md5
a493feea2bc8919531da91e9f9379950
sha1
74a9fcc173d9492bbb5b66bdf9e853030f002161
sha256
0486e123ee151b31e9acac607bcd11a3871ccecad28797d34977c43839b767ec
sha512
a440bdd9180c8f33e58e480ceb21b5e3d4a415f7775df9812396359131e8c983bc57a7561d326616c4750571f75072a1bf8108fbdbbc8f690af09101ddbb78c6
ripemd-160
7a602b0d64cf9cc504f6f64ddf22771b2ce4a034
Diameter
142779478
Circumference
448554959.16819
Area
1.6011110731086E+16
Volume
1.5240386882565E+24
Surface area
6.4044442924345E+16
Circumference
448554959.16819
Perimeter
285558956
Area
5096494834488121
Diagonal
100960337.10808
Surface area
30578969006928726
Volume
3.6383743604896E+23
Space diagonal
123650655.08708
Perimeter
214169217
Area
2.2068469984614E+15
Altitude
61825327.543541
Surface area
2.2068469984614E+15
Volume
4.2878653046624E+22
Height
33653445.702692