71750991 is an odd 8-digits composite number following 71750990
and preceding 71750992 . In scientific notation, it is written as 7.1750991 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 44154432 positive integers (up to 71750991) that are relatively prime to 71750991.
71750991 has 8 divisors, whose sum is 103027120
The reverse of 71750991 is 19905717
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million seven hundred fifty thousand nine hundred ninety-one
Scientific notation
7.1750991 × 10^7
Engineering notation
7.1750991 × 10^6
Prime Factorization
3 × 13 × 1839769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71750991
Product of the distinct prime numbers
The prime factorization of 71750991 is 3 × 13 × 1839769.
Since it has a total of 3 prime factors.
7 , 3 , 100 , 5 , 181 , 505 , 1391 , 7235 , 6331 , 77552 , 962118 , 440868 , 9817170 , 1455384 , 49451342 , 22857790 , 276591484 , 171919546 , 404528817 , 8709388243
n×2
143501982
n×3
215252973
n×4
287003964
n×5
358754955
n÷2
35875495.5
n÷3
23916997
n÷3
17937747.75
n÷5
14350198.2
n2
5148204709482081
n3
3.6938878977621E+23
n4
2.6504011730733E+31
n5
1.9016891071558E+39
2 √n
8470.5956697271
3 √n
415.53661844695
4 √n
92.035839050487
5 √n
37.253371279243
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
-71750990
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 71750991 can be divided by 8 positive divisors.
The sum of these divisors (counting 71750991) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010001101101010101001111
3
Ternary
12000000022212010
4
Quaternary
10101231111033
5
Quinary
121332012431
6
Senary
11041512303
8
Octal
421552517
10
Decimal
71750991
12
Duodecimal
20042693
16
Hexadecimal
446d54f
20
Vigesimal
1288h9b
36
Base36
16pvf3
md5
3344214b86d4a0207c1811a5f5617335
sha1
ec9c9bcc3eb40d692b90c8ebd53c52339ed8d9e5
sha256
1ee7616853f7f82636d56a5e1990c84fbbc734323e22777d64fa60d3d64e0a6b
sha512
0a178a12b8135eea681fe31e715697e491e532da67b893cb63ee3fd57191bf77587fd56b9779701d1dc0518f2a29d84f24f61dc5555b84b335671c545c38bd03
ripemd-160
1b9dbb9aada1319f210ab5d960befabebafc9c73
Diameter
143501982
Circumference
450824772.42677
Area
1.6173562094485E+16
Volume
1.5472921443725E+24
Surface area
6.4694248377941E+16
Circumference
450824772.42677
Perimeter
287003964
Area
5148204709482081
Diagonal
101471224.58591
Surface area
30889228256892486
Volume
3.6938878977621E+23
Space diagonal
124276361.90542
Perimeter
215252973
Area
2.2292380311471E+15
Altitude
62138180.952709
Surface area
2.2292380311471E+15
Volume
4.3532886357508E+22
Height
33823741.528637