71393231 is an odd 8-digits composite number following 71393230
and preceding 71393232 . In scientific notation, it is written as 7.1393231 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 56486880 positive integers (up to 71393231) that are relatively prime to 71393231.
71393231 has 8 divisors, whose sum is 87868704
The reverse of 71393231 is 13239317
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-one million three hundred ninety-three thousand two hundred thirty-one
Scientific notation
7.1393231 × 10^7
Engineering notation
7.1393231 × 10^6
Prime Factorization
7 × 13 × 784541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71393231
Product of the distinct prime numbers
The prime factorization of 71393231 is 7 × 13 × 784541.
Since it has a total of 3 prime factors.
4 , 5 , 87 , 61 , 676 , 287 , 1751 , 4363 , 56720 , 22840 , 551447 , 818050 , 6601565 , 2314784 , 14030162 , 34350967 , 524096941 , 800583274 , 4239953187 , 4101511199
n×2
142786462
n×3
214179693
n×4
285572924
n×5
356966155
n÷2
35696615.5
n÷3
23797743.666667
n÷3
17848307.75
n÷5
14278646.2
n2
5096993432619361
n3
3.6389082954048E+23
n4
2.5979342052165E+31
n5
1.8547491683582E+39
2 √n
8449.451520661
3 √n
414.84482706891
4 √n
91.920898171531
5 √n
37.216146908312
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
-71393230
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 71393231 can be divided by 8 positive divisors.
The sum of these divisors (counting 71393231) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101111111001111
3
Ternary
11222100011002202
4
Quaternary
10100111333033
5
Quinary
121234040411
6
Senary
11030112115
8
Octal
420257717
10
Decimal
71393231
12
Duodecimal
1baab63b
16
Hexadecimal
4415fcf
20
Vigesimal
126431b
36
Base36
16i7db
md5
999d3bc4d219a78425eae5a8369941cb
sha1
81fa152336fd6b6cdf8bdd0e901ccf53cd410bbb
sha256
cc73dcdf229275160a329b084b6cad55d707cb6535ab93d7a626576aac97a364
sha512
21d2ba409d37bcb2dbabf6b86af475a828123be395921913027ed22ab8fd16a0e100be9821a6fcaa84577edb8eb852fb66a4f53fba417824473d1302c5a0c92a
ripemd-160
34d4d3afb3ab0a9081c4220205b4ed4f096b25b0
Diameter
142786462
Circumference
448576900.05128
Area
1.6012677123312E+16
Volume
1.5242623423907E+24
Surface area
6.405070849325E+16
Circumference
448576900.05128
Perimeter
285572924
Area
5096993432619361
Diagonal
100965275.54184
Surface area
30581960595716166
Volume
3.6389082954048E+23
Space diagonal
123656703.4085
Perimeter
214179693
Area
2.2070628977854E+15
Altitude
61828351.704251
Surface area
2.2070628977854E+15
Volume
4.2884945529945E+22
Height
33655091.847278