71315021 is an odd 8-digits composite number following 71315020
and preceding 71315022 . In scientific notation, it is written as 7.1315021 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 69387552 positive integers (up to 71315021) that are relatively prime to 71315021.
71315021 has 4 divisors, whose sum is 73242492
The reverse of 71315021 is 12051317
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
seventy-one million three hundred fifteen thousand twenty-one
Scientific notation
7.1315021 × 10^7
Engineering notation
7.1315021 × 10^6
Prime Factorization
37 × 1927433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71315021
Product of the distinct prime numbers
The prime factorization of 71315021 is 37 × 1927433.
Since it has a total of 2 prime factors.
4 , 2 , 89 , 75 , 495 , 811 , 5020 , 5208 , 3514 , 63704 , 306896 , 153606 , 6485760 , 7189309 , 53678191 , 74185224 , 40489765 , 47682971 , 9970451105 , 8351805433
n×2
142630042
n×3
213945063
n×4
285260084
n×5
356575105
n÷2
35657510.5
n÷3
23771673.666667
n÷3
17828755.25
n÷5
14263004.2
n2
5085832220230441
n3
3.6269623158821E+23
n4
2.5865689372334E+31
n5
1.8446121807675E+39
2 √n
8444.8221414071
3 √n
414.69328670424
4 √n
91.89571340061
5 √n
37.207989409108
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
-71315020
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 71315021 can be divided by 4 positive divisors.
The sum of these divisors (counting 71315021) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010111001001101
3
Ternary
11222012011211002
4
Quaternary
10100002321031
5
Quinary
121224040041
6
Senary
11024310045
8
Octal
420027115
10
Decimal
71315021
12
Duodecimal
1ba72325
16
Hexadecimal
4402e4d
20
Vigesimal
125e7b1
36
Base36
16gj0t
md5
d213996ca8a66dff82aceb236d2c9788
sha1
1ace6e6922503fd0b6be38098ee5f6ef88fabdf9
sha256
a37308d14f6f24d6c2ff55102fcfef98e9e9a2b8c7dbe26cfd537881f934d21e
sha512
0e6e4a8f9694745c2cfb191083a77c8d322a918ffea5bf3c89da020db0aa23e37281d217938d2d7f229e1f7b87f2767995b280a58d46585856b42aa0947db0f3
ripemd-160
ebbcb889417205e29e0e6da23c1758ca7af737f2
Diameter
142630042
Circumference
448085492.1284
Area
1.5977613140466E+16
Volume
1.5192584221896E+24
Surface area
6.3910452561865E+16
Circumference
448085492.1284
Perimeter
285260084
Area
5085832220230441
Diagonal
100854669.89912
Surface area
30514993321382646
Volume
3.6269623158821E+23
Space diagonal
123521239.71484
Perimeter
213945063
Area
2.2022299510525E+15
Altitude
61760619.857421
Surface area
2.2022299510525E+15
Volume
4.2744160811138E+22
Height
33618223.299707