71395621 is an odd 8-digits composite number following 71395620
and preceding 71395622 . In scientific notation, it is written as 7.1395621 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 64905100 positive integers (up to 71395621) that are relatively prime to 71395621.
71395621 has 4 divisors, whose sum is 77886144
The reverse of 71395621 is 12659317
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million three hundred ninety-five thousand six hundred twenty-one
Scientific notation
7.1395621 × 10^7
Engineering notation
7.1395621 × 10^6
Prime Factorization
11 × 6490511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71395621
Product of the distinct prime numbers
The prime factorization of 71395621 is 11 × 6490511.
Since it has a total of 2 prime factors.
3 , 10 , 11 , 27 , 535 , 430 , 9040 , 6118 , 23127 , 66344 , 268542 , 277589 , 4972743 , 9428176 , 82571302 , 96134757 , 280613526 , 323654191 , 9268326907 , 5741828410
n×2
142791242
n×3
214186863
n×4
285582484
n×5
356978105
n÷2
35697810.5
n÷3
23798540.333333
n÷3
17848905.25
n÷5
14279124.2
n2
5097334697975641
n3
3.6392737620682E+23
n4
2.5982821023186E+31
n5
1.8550596422822E+39
2 √n
8449.5929487757
3 √n
414.84945621026
4 √n
91.92166746081
5 √n
37.216396078714
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71395620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71395621 can be divided by 4 positive divisors.
The sum of these divisors (counting 71395621) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010110100100100101
3
Ternary
11222100021101021
4
Quaternary
10100112210211
5
Quinary
121234124441
6
Senary
11030131141
8
Octal
420264445
10
Decimal
71395621
12
Duodecimal
1bab0ab1
16
Hexadecimal
4416925
20
Vigesimal
1264911
36
Base36
16i97p
md5
df2e71050d69473f9d764b389d558262
sha1
690aa133ee192207ce0f8294200b481fbe197e8a
sha256
78fd7ca068a32a4511d0650d16be7a508c7e4fe4593f79410b432108806e5bab
sha512
fbe9fb361534698faaba502e379e31992b0897fa7b4a43ce96bbfad17c1b280e05e15e1312e86f7034f340e4eab9986294445fa8bdb28eebd37674933a11d223
ripemd-160
b56b4248288ccddf4de1a925dec6cc7fdd0e74c3
Diameter
142791242
Circumference
448591916.86416
Area
1.6013749240049E+16
Volume
1.5244154287087E+24
Surface area
6.4054996960194E+16
Circumference
448591916.86416
Perimeter
285582484
Area
5097334697975641
Diagonal
100968655.51225
Surface area
30584008187853846
Volume
3.6392737620682E+23
Space diagonal
123660843.00993
Perimeter
214186863
Area
2.2072106700194E+15
Altitude
61830421.504966
Surface area
2.2072106700194E+15
Volume
4.2889252595878E+22
Height
33656218.504083