71290561 is an odd 8-digits composite number following 71290560
and preceding 71290562 . In scientific notation, it is written as 7.1290561 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 70729092 positive integers (up to 71290561) that are relatively prime to 71290561.
71290561 has 4 divisors, whose sum is 71852032
The reverse of 71290561 is 16509217
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million two hundred ninety thousand five hundred sixty-one
Scientific notation
7.1290561 × 10^7
Engineering notation
7.1290561 × 10^6
Prime Factorization
127 × 561343
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71290561
Product of the distinct prime numbers
The prime factorization of 71290561 is 127 × 561343.
Since it has a total of 2 prime factors.
8 , 8 , 52 , 53 , 18 , 292 , 3542 , 3346 , 5902 , 78654 , 335351 , 80235 , 5782307 , 5814949 , 79605262 , 60395908 , 201468342 , 221200331 , 7614838467 , 1147591952
n×2
142581122
n×3
213871683
n×4
285162244
n×5
356452805
n÷2
35645280.5
n÷3
23763520.333333
n÷3
17822640.25
n÷5
14258112.2
n2
5082344087694721
n3
3.6232316120679E+23
n4
2.5830221425725E+31
n5
1.8414509761942E+39
2 √n
8443.3737925074
3 √n
414.64587005648
4 √n
91.887832668462
5 √n
37.205436700589
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
-71290560
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 71290561 can be divided by 4 positive divisors.
The sum of these divisors (counting 71290561) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111100111011000001
3
Ternary
11222010221021011
4
Quaternary
10033330323001
5
Quinary
121222244221
6
Senary
11024000521
8
Octal
417747301
10
Decimal
71290561
12
Duodecimal
1ba60141
16
Hexadecimal
43fcec1
20
Vigesimal
125b681
36
Base36
16g05d
md5
5504d4f21b8f0efe8b11806a9f23928d
sha1
354dac9b98324c653146674beaad4b6aacd6662f
sha256
f3af15ecf7f6d938340310da6b23a0fca6ec8183775d2f522ba3b5e091ba4738
sha512
58d5107a1b39e456b45bdd2ab92af3d84f590b6c3ac8c963c566e36358125901332c369b7c9badd7e6ea847bc3de75bbfe7f1107174b2630574d7b7776053aa5
ripemd-160
a0a506b72e402286bb34ff69ed41d14c43800d3b
Diameter
142581122
Circumference
447931805.41579
Area
1.5966654848917E+16
Volume
1.5176957086302E+24
Surface area
6.3866619395669E+16
Circumference
447931805.41579
Perimeter
285162244
Area
5082344087694721
Diagonal
100820078.23539
Surface area
30494064526168326
Volume
3.6232316120679E+23
Space diagonal
123478873.75209
Perimeter
213871683
Area
2.2007195453586E+15
Altitude
61739436.876044
Surface area
2.2007195453586E+15
Volume
4.2700194045045E+22
Height
33606692.745129