71644729 is an odd 8-digits composite number following 71644728
and preceding 71644730 . In scientific notation, it is written as 7.1644729 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 66133584 positive integers (up to 71644729) that are relatively prime to 71644729.
71644729 has 4 divisors, whose sum is 77155876
The reverse of 71644729 is 92744617
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million six hundred forty-four thousand seven hundred twenty-nine
Scientific notation
7.1644729 × 10^7
Engineering notation
7.1644729 × 10^6
Prime Factorization
13 × 5511133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71644729
Product of the distinct prime numbers
The prime factorization of 71644729 is 13 × 5511133.
Since it has a total of 2 prime factors.
7 , 4 , 58 , 37 , 315 , 224 , 5871 , 2261 , 30865 , 33224 , 632659 , 110913 , 3346569 , 962233 , 20305099 , 47944146 , 387302032 , 288527966 , 1369008527 , 6854783618
n×2
143289458
n×3
214934187
n×4
286578916
n×5
358223645
n÷2
35822364.5
n÷3
23881576.333333
n÷3
17911182.25
n÷5
14328945.8
n2
5132967193483441
n3
3.6775004354301E+23
n4
2.6347352209377E+31
n5
1.8876489089084E+39
2 √n
8464.3209414577
3 √n
415.33138287013
4 √n
92.001744230518
5 √n
37.242330414642
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
-71644728
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 71644729 can be divided by 4 positive divisors.
The sum of these divisors (counting 71644729) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001010011011000111001
3
Ternary
11222210221002111
4
Quaternary
10101103120321
5
Quinary
121320112404
6
Senary
11035332321
8
Octal
421233071
10
Decimal
71644729
12
Duodecimal
1bbb10a1
16
Hexadecimal
4453639
20
Vigesimal
127fbg9
36
Base36
16nlfd
md5
d0a0f11b7d6f66162e94b3436939a5af
sha1
bde968a022659c08fc153c2a00eab7b519b446c6
sha256
043cf57de8151039889b15d74f7ae51b0a2c2b0da76e4708534a79c298ebc19a
sha512
e1edab629aab7d79ef0079a5790f7ccb1797802321d776509c4e56b9028693ce842764a83dcc6a38d01eb071382e5d5f631bcd9de81c6b768621d2c095cf7291
ripemd-160
a2772492955ffaad4f9e860c75cf88b60f55e3fc
Diameter
143289458
Circumference
450157108.58966
Area
1.6125692026165E+16
Volume
1.5404277802027E+24
Surface area
6.450276810466E+16
Circumference
450157108.58966
Perimeter
286578916
Area
5132967193483441
Diagonal
101320947.42435
Surface area
30797803160900646
Volume
3.6775004354301E+23
Space diagonal
124092310.7225
Perimeter
214934187
Area
2.2226399931744E+15
Altitude
62046155.361252
Surface area
2.2226399931744E+15
Volume
4.3339758261819E+22
Height
33773649.141448