71389886 is an even 8-digits composite number following 71389885
and preceding 71389887 . In scientific notation, it is written as 7.1389886 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 35109720 positive integers (up to 71389886) that are relatively prime to 71389886.
71389886 has 8 divisors, whose sum is 108840504
The reverse of 71389886 is 68898317
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-one million three hundred eighty-nine thousand eight hundred eighty-six
Scientific notation
7.1389886 × 10^7
Engineering notation
7.1389886 × 10^6
Prime Factorization
2 × 61 × 585163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389886
Product of the distinct prime numbers
The prime factorization of 71389886 is 2 × 61 × 585163.
Since it has a total of 3 prime factors.
9 , 8 , 91 , 83 , 683 , 33 , 4568 , 970 , 44821 , 63516 , 51081 , 609770 , 2905965 , 2498481 , 10500269 , 3337665 , 505071402 , 879549641 , 4181607572 , 580251577
n×2
142779772
n×3
214169658
n×4
285559544
n×5
356949430
n÷2
35694943
n÷3
23796628.666667
n÷3
17847471.5
n÷5
14277977.2
n2
5096515823092996
n3
3.6383968360781E+23
n4
2.5974473535037E+31
n5
1.8543147045763E+39
2 √n
8449.2535765001
3 √n
414.83834803442
4 √n
91.919821455985
5 √n
37.2157981628
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
-71389885
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 71389886 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389886) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101001010111110
3
Ternary
11222022222111212
4
Quaternary
10100111022332
5
Quinary
121233434021
6
Senary
11030044422
8
Octal
420251276
10
Decimal
71389886
12
Duodecimal
1baa9712
16
Hexadecimal
44152be
20
Vigesimal
1263ee6
36
Base36
16i4se
md5
6199f9f41141c923fbfeb19c48ec0bd5
sha1
fcc12ab1ca0e1f4ed9efc41754df5494dc2c92ad
sha256
25e8791e1090d4b7a7d734f6b92b7364d2c5cde380c3552ccb44e2769fb43862
sha512
0c3e427a0babf5823527d5c461dbf90268500ffa32540f136a41d43370d7578cb5f827d39eab62d8b41bb4edd9c099be04bfd44ba522dbc34045390c51368de9
ripemd-160
f4261aed41e7e0e86806be42b6b241bd0223d25e
Diameter
142779772
Circumference
448555882.79643
Area
1.6011176668733E+16
Volume
1.524048102809E+24
Surface area
6.4044706674932E+16
Circumference
448555882.79643
Perimeter
285559544
Area
5096515823092996
Diagonal
100960544.99747
Surface area
30579094938557976
Volume
3.6383968360781E+23
Space diagonal
123650909.69855
Perimeter
214169658
Area
2.2068560867939E+15
Altitude
61825454.849275
Surface area
2.2068560867939E+15
Volume
4.2878917923974E+22
Height
33653514.999156