72881570 is an even 8-digits composite number following 72881569
and preceding 72881571 . In scientific notation, it is written as 7.2881570 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 29152624 positive integers (up to 72881570) that are relatively prime to 72881570.
72881570 has 8 divisors, whose sum is 131186844
The reverse of 72881570 is 07518827
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million eight hundred eighty-one thousand five hundred seventy
Scientific notation
7.2881570 × 10^7
Engineering notation
7.2881570 × 10^6
Prime Factorization
2 × 5 × 7288157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72881570
Product of the distinct prime numbers
The prime factorization of 72881570 is 2 × 5 × 7288157.
Since it has a total of 3 prime factors.
4 , 4 , 89 , 57 , 774 , 92 , 7530 , 8404 , 65685 , 51332 , 247954 , 640954 , 7670475 , 4237912 , 69367565 , 56797293 , 561331328 , 891885017 , 2118030619 , 5772702056
n×2
145763140
n×3
218644710
n×4
291526280
n×5
364407850
n÷2
36440785
n÷3
24293856.666667
n÷3
18220392.5
n÷5
14576314
n2
5311723245664900
n3
3.8712672954955E+23
n4
2.8214403838537E+31
n5
2.0563100483666E+39
2 √n
8537.0703405794
3 √n
417.70778856749
4 √n
92.396268001361
5 √n
37.370038382435
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
-72881569
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 72881570 can be divided by 8 positive divisors.
The sum of these divisors (counting 72881570) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110000001010110100010
3
Ternary
12002010202201102
4
Quaternary
10112001112202
5
Quinary
122124202240
6
Senary
11122034402
8
Octal
426012642
10
Decimal
72881570
12
Duodecimal
204a8a02
16
Hexadecimal
45815a2
20
Vigesimal
12fa3ia
36
Base36
17e3s2
md5
198bf6522869ae8fdfbf32b389e9252c
sha1
82be527526a52a32868d649eaeecda11b91f7a0d
sha256
7e2788344bcbf0babc1abf756b0af6d4eb0e57bd210d87face97bab92ade3a6c
sha512
4e5455633a4daf0dbc903291a5c48355426fd23184bd204fa77847583eafd93f3b7257dfc53571313d68cf2151fc9c101a469efcdb85964c3a4a949521438a32
ripemd-160
9a8591018f8bd9479aba8249162f18aeae8fb79b
Diameter
145763140
Circumference
457928409.78818
Area
1.6687270726483E+16
Volume
1.6215926527482E+24
Surface area
6.6749082905932E+16
Circumference
457928409.78818
Perimeter
291526280
Area
5311723245664900
Diagonal
103070104.74104
Surface area
31870339473989400
Volume
3.8712672954955E+23
Space diagonal
126234582.17539
Perimeter
218644710
Area
2.3000436343091E+15
Altitude
63117291.087694
Surface area
2.3000436343091E+15
Volume
4.5623322607177E+22
Height
34356701.580348