71307989 is an odd 8-digits composite number following 71307988
and preceding 71307990 . In scientific notation, it is written as 7.1307989 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 71290380 positive integers (up to 71307989) that are relatively prime to 71307989.
71307989 has 4 divisors, whose sum is 71325600
The reverse of 71307989 is 98970317
Previous prime number is 6311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million three hundred seven thousand nine hundred eighty-nine
Scientific notation
7.1307989 × 10^7
Engineering notation
7.1307989 × 10^6
Prime Factorization
6311 × 11299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71307989
Product of the distinct prime numbers
The prime factorization of 71307989 is 6311 × 11299.
Since it has a total of 2 prime factors.
6 , 3 , 5 , 97 , 751 , 603 , 5566 , 1877 , 30101 , 15040 , 868268 , 755264 , 4432802 , 8542878 , 82180402 , 13436414 , 777843197 , 807900584 , 3640377243 , 2723890518
n×2
142615978
n×3
213923967
n×4
285231956
n×5
356539945
n÷2
35653994.5
n÷3
23769329.666667
n÷3
17826997.25
n÷5
14261597.8
n2
5084829295224121
n3
3.6258895145072E+23
n4
2.5855488961569E+31
n5
1.8437029224612E+39
2 √n
8444.4057813442
3 √n
414.67965601323
4 √n
91.89344797832
5 √n
37.207255603247
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
-71307988
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 71307989 can be divided by 4 positive divisors.
The sum of these divisors (counting 71307989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000001001011010101
3
Ternary
11222011211011122
4
Quaternary
10100001023111
5
Quinary
121223323424
6
Senary
11024213325
8
Octal
420011325
10
Decimal
71307989
12
Duodecimal
1ba6a245
16
Hexadecimal
44012d5
20
Vigesimal
125d9j9
36
Base36
16gdlh
md5
b91845535838c05f1373f8e5605b2f0d
sha1
e2d2784058db4022f99782af264518b58f8ff459
sha256
f70d685d6594d41485febd11d47939b3e03eb063d9158742eaf4ddcbae8b6a57
sha512
67afed4be8c7353e3a853b7295a1106abad4d79a305c0bda2669b998d22d3b4ae7f0e895e9e541fbccc5811b6ef1455d0b3e3fb54579095c6dba16c805a479a9
ripemd-160
206fc63f23ca52f2ba46241f8e751baaa55eb717
Diameter
142615978
Circumference
448041308.76932
Area
1.5974462358634E+16
Volume
1.5188090482005E+24
Surface area
6.3897849434537E+16
Circumference
448041308.76932
Perimeter
285231956
Area
5084829295224121
Diagonal
100844725.14935
Surface area
30508975771344726
Volume
3.6258895145072E+23
Space diagonal
123509059.93356
Perimeter
213923967
Area
2.2017956717857E+15
Altitude
61754529.966781
Surface area
2.2017956717857E+15
Volume
4.2731517725687E+22
Height
33614908.383117