71379281 is an odd 8-digits composite number following 71379280
and preceding 71379282 . In scientific notation, it is written as 7.1379281 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 67877392 positive integers (up to 71379281) that are relatively prime to 71379281.
71379281 has 8 divisors, whose sum is 74917440
The reverse of 71379281 is 18297317
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million three hundred seventy-nine thousand two hundred eighty-one
Scientific notation
7.1379281 × 10^7
Engineering notation
7.1379281 × 10^6
Prime Factorization
23 × 173 × 17939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71379281
Product of the distinct prime numbers
The prime factorization of 71379281 is 23 × 173 × 17939.
Since it has a total of 3 prime factors.
3 , 3 , 57 , 33 , 327 , 768 , 1357 , 4512 , 32774 , 53251 , 718318 , 811845 , 8344511 , 460117 , 95846724 , 60358887 , 55380085 , 861619694 , 4572871906 , 9956077614
n×2
142758562
n×3
214137843
n×4
285517124
n×5
356896405
n÷2
35689640.5
n÷3
23793093.666667
n÷3
17844820.25
n÷5
14275856.2
n2
5095001756076961
n3
3.6367756204251E+23
n4
2.5959042894427E+31
n5
1.8529378172524E+39
2 √n
8448.6259829631
3 √n
414.81780554216
4 √n
91.916407582994
5 √n
37.214692412349
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
-71379280
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 71379281 can be divided by 8 positive divisors.
The sum of these divisors (counting 71379281) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010010100101010001
3
Ternary
11222022102222002
4
Quaternary
10100102211101
5
Quinary
121233114111
6
Senary
11025523345
8
Octal
420224521
10
Decimal
71379281
12
Duodecimal
1baa3555
16
Hexadecimal
4412951
20
Vigesimal
1262841
36
Base36
16hwlt
md5
94f8de61c8e6adba1f96a12fec97c571
sha1
341123185c3e90f8832e0ff0f4a5056a4327d246
sha256
08a685d52efbc5d0dc3f3bbd26eed9072338be2b1f581ea9364586a27f27c6b5
sha512
af36c5e2e7d259a7b5a7e3bfb06573a7c0cdb53bf722be2eacdc4c3c74a3c968f65edb3564d795008e457646c1da8d045e240cf43bcc0483ae27195d64cbc198
ripemd-160
7680c0dd17b4be9f24f6e7bf65f991027c591d84
Diameter
142758562
Circumference
448489249.61624
Area
1.6006420086918E+16
Volume
1.5233690095843E+24
Surface area
6.4025680347674E+16
Circumference
448489249.61624
Perimeter
285517124
Area
5095001756076961
Diagonal
100945547.26264
Surface area
30570010536461766
Volume
3.6367756204251E+23
Space diagonal
123632541.29974
Perimeter
214137843
Area
2.2062004765445E+15
Altitude
61816270.649868
Surface area
2.2062004765445E+15
Volume
4.2859811714275E+22
Height
33648515.754213