71431490 is an even 8-digits composite number following 71431489
and preceding 71431491 . In scientific notation, it is written as 7.1431490 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors.
There are 26205120 positive integers (up to 71431490) that are relatively prime to 71431490.
71431490 has 32 divisors, whose sum is 139358016
The reverse of 71431490 is 09413417
Previous prime number is 163
Is Prime? no Number parity even Number length 8 Sum of Digits 29 Digital Root 2
Name
seventy-one million four hundred thirty-one thousand four hundred ninety
Scientific notation
7.1431490 × 10^7
Engineering notation
7.1431490 × 10^6
Prime Factorization
2 × 5 × 13 × 163 × 3371
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
71431490 Product of the distinct prime numbers
The prime factorization of 71431490 is 2 × 5 × 13 × 163 × 3371.
Since it has a total of 5 prime factors.
6 , 6 , 24 , 24 , 496 , 308 , 5267 , 3747 , 31590 , 12740 , 298772 , 936326 , 9373997 , 8106819 , 45916834 , 51596444 , 91925974 , 751683084 , 4473087154 , 4498348553
n×2
142862980
n×3
214294470
n×4
285725960
n×5
357157450
n÷2
35715745
n÷3
23810496.666667
n÷3
17857872.5
n÷5
14286298
n2
5102457763620100
n3
3.6447616071745E+23
n4
2.6035075229527E+31
n5
1.8597242159072E+39
2 √n8451.7152105357
3 √n414.91891772485
4 √n91.933210596257
5 √n37.220134814254
1 , 2 , 5 , 10 , 13 , 26 , 65 , 130 , 163 , 326 , 815 , 1630 , 2119 , 3371 , 4238 , 6742 , 10595 , 16855 , 21190 , 33710 , 43823 , 87646 , 219115 , 438230 , 549473 , 1098946 , 2747365 , 5494730 , 7143149 , 14286298 , 35715745 , 71431490
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-71431489 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71431490 can be divided by 32 positive divisors.
The sum of these divisors (counting 71431490) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010000011111010101000010
3
Ternary
11222102002120202
4
Quaternary
10100133111002
5
Quinary
121241301430
6
Senary
11031005202
8
Octal
420372502
10
Decimal
71431490
12
Duodecimal
1bb09802
16
Hexadecimal
441f542
20
Vigesimal
1268iea
36
Base36
16j0w2
md5
67a59adb6063765113e4d126ec2b3844
sha1
3840347e974b272ce2a5646b3d07e3dd3a1f8fd8
sha256
180c8f74ba2099d5d7fd561fe48e418b9413c0c7e3f33b0564feba56f74368e9
sha512
3d9604e392e9f0bfd1b96a7883dcbc5f48fd038d054f95da93f3cedd76008cd4a20c4c9f14fa74eafc185b8a16a29c8838226fef21680327e589f9a3f4e8f016
ripemd-160
d4955ef4f33d77ed1e6228cd54390b5757b40a08
Diameter
142862980
Circumference
448817288.43795
Area
1.6029843825441E+16
Volume
1.5267141718914E+24
Surface area
6.4119375301764E+16
Circumference
448817288.43795
Perimeter
285725960
Area
5102457763620100
Diagonal
101019381.93852
Surface area
30614746581720600
Volume
3.6447616071745E+23
Space diagonal
123722969.94035
Perimeter
214294470
Area
2.2094290225161E+15
Altitude
61861484.970174
Surface area
2.2094290225161E+15
Volume
4.2953927470691E+22
Height
33673127.312839