71392145 is an odd 8-digits composite number following 71392144
and preceding 71392146 . In scientific notation, it is written as 7.1392145 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 51921520 positive integers (up to 71392145) that are relatively prime to 71392145.
71392145 has 8 divisors, whose sum is 93458880
The reverse of 71392145 is 54129317
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-one million three hundred ninety-two thousand one hundred forty-five
Scientific notation
7.1392145 × 10^7
Engineering notation
7.1392145 × 10^6
Prime Factorization
11 × 5 × 1298039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71392145
Product of the distinct prime numbers
The prime factorization of 71392145 is 11 × 5 × 1298039.
Since it has a total of 3 prime factors.
6 , 9 , 75 , 9 , 577 , 201 , 1964 , 5795 , 91129 , 56039 , 33278 , 728349 , 1376276 , 3975579 , 52959065 , 48478598 , 903691161 , 655910587 , 5314599177 , 827201497
n×2
142784290
n×3
214176435
n×4
285568580
n×5
356960725
n÷2
35696072.5
n÷3
23797381.666667
n÷3
17848036.25
n÷5
14278429
n2
5096838367701025
n3
3.6387422378847E+23
n4
2.5977761346469E+31
n5
1.8546081048225E+39
2 √n
8449.3872558902
3 √n
414.84272358394
4 √n
91.92054860525
5 √n
37.216033684745
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
-71392144
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 71392145 can be divided by 8 positive divisors.
The sum of these divisors (counting 71392145) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101101110010001
3
Ternary
11222100002121112
4
Quaternary
10100111232101
5
Quinary
121234022040
6
Senary
11030103105
8
Octal
420255621
10
Decimal
71392145
12
Duodecimal
1baaaa95
16
Hexadecimal
4415b91
20
Vigesimal
1264075
36
Base36
16i6j5
md5
c73dbafa00a41c32b433450951453cbe
sha1
9dc508ff3274d3625fdc1ffc2120b2f43a740808
sha256
81d886abff96a32641c576bb7ce9ff25542ddb27e90a70930ebab0b41d49d05a
sha512
420054d6683418e432af570fc4a6b0731ed7aa49ba9c4e290bdf1f84d38f48c8905554b68c436f8d4f5f127fd0009726ba2f4cce1bd764c37329c36cffec73c2
ripemd-160
46904394a329d8ad649b0383bce9f8f72a99f6ef
Diameter
142784290
Circumference
448570076.51203
Area
1.6012189972504E+16
Volume
1.5241927843794E+24
Surface area
6.4048759890017E+16
Circumference
448570076.51203
Perimeter
285568580
Area
5096838367701025
Diagonal
100963739.70591
Surface area
30581030206206150
Volume
3.6387422378847E+23
Space diagonal
123654822.40132
Perimeter
214176435
Area
2.2069957527061E+15
Altitude
61827411.200662
Surface area
2.2069957527061E+15
Volume
4.2882988523304E+22
Height
33654579.901969