71305897 is an odd 8-digits composite number following 71305896
and preceding 71305898 . In scientific notation, it is written as 7.1305897 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 65338752 positive integers (up to 71305897) that are relatively prime to 71305897.
71305897 has 8 divisors, whose sum is 77353416
The reverse of 71305897 is 79850317
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million three hundred five thousand eight hundred ninety-seven
Scientific notation
7.1305897 × 10^7
Engineering notation
7.1305897 × 10^6
Prime Factorization
13 × 137 × 40037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71305897
Product of the distinct prime numbers
The prime factorization of 71305897 is 13 × 137 × 40037.
Since it has a total of 3 prime factors.
8 , 3 , 68 , 30 , 40 , 519 , 2836 , 1216 , 864 , 95144 , 15149 , 602247 , 4480926 , 2473343 , 43988018 , 51059147 , 448494274 , 685073558 , 5766583368 , 4975136852
n×2
142611794
n×3
213917691
n×4
285223588
n×5
356529485
n÷2
35652948.5
n÷3
23768632.333333
n÷3
17826474.25
n÷5
14261179.4
n2
5084530946974609
n3
3.6255703999828E+23
n4
2.5852454950743E+31
n5
1.8434324899148E+39
2 √n
8444.2819114475
3 √n
414.67560074848
4 √n
91.892773989294
5 √n
37.207037286917
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
-71305896
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 71305897 can be divided by 8 positive divisors.
The sum of these divisors (counting 71305897) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000000101010101001
3
Ternary
11222011201022011
4
Quaternary
10100000222221
5
Quinary
121223242042
6
Senary
11024155521
8
Octal
420005251
10
Decimal
71305897
12
Duodecimal
1ba68ba1
16
Hexadecimal
4400aa9
20
Vigesimal
125d4eh
36
Base36
16gbzd
md5
2dbd2e8d429aa99928a3b6fc57444458
sha1
f0a4b3114c75101e4de1027e3b6863f7280a9d77
sha256
6d8b437eaf37c17387b8e17d1468dd7cbb5a18221045436806cc1c3dc3809ffc
sha512
fb8f6a3e0a7f3bfea396a08d18ce619f5f9b89b1662870f7d10aaf50af72d78c3814fe9a4f838887cdc3302fb00ab5945394ace28b7022c3091fd81478b42385
ripemd-160
7c2b2d20b7b87178e967d3096305d04d1d3e45c0
Diameter
142611794
Circumference
448028164.34566
Area
1.5973525069965E+16
Volume
1.5186753778212E+24
Surface area
6.3894100279862E+16
Circumference
448028164.34566
Perimeter
285223588
Area
5084530946974609
Diagonal
100841766.61458
Surface area
30507185681847654
Volume
3.6255703999828E+23
Space diagonal
123505436.48327
Perimeter
213917691
Area
2.2016664832041E+15
Altitude
61752718.241637
Surface area
2.2016664832041E+15
Volume
4.2727756924951E+22
Height
33613922.20486