71749 is an odd 5-digits composite number following 71748
and preceding 71750 . In scientific notation, it is written as 7.1749 × 10^4.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 71136 positive integers (up to 71749) that are relatively prime to 71749.
71749 has 4 divisors, whose sum is 72364
The reverse of 71749 is 94717
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 28
Digital Root 1
Name
seventy-one thousand seven hundred forty-nine
Scientific notation
7.1749 × 10^4
Engineering notation
7.1749 × 10^3
Prime Factorization
157 × 457
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71749
Product of the distinct prime numbers
The prime factorization of 71749 is 157 × 457.
Since it has a total of 2 prime factors.
10 , 1 , 88 , 73 , 298 , 888 , 6842 , 9832 , 8139 , 8923 , 82024 , 570994 , 7079834 , 95022 , 83351071 , 22665455 , 818546304 , 493275440 , 9449291568 , 5386175238
n×2
143498
n×3
215247
n×4
286996
n×5
358745
n÷2
35874.5
n÷3
23916.333333333
n÷3
17937.25
n÷5
14349.8
n2
5147919001
n3
369358040402749
n4
2.6501070040857E+19
n5
1.9014252743614E+24
2 √n
267.86003807959
3 √n
41.553277487141
4 √n
16.366430217967
5 √n
9.357571851391
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
-71748
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 71749 can be divided by 4 positive divisors.
The sum of these divisors (counting 71749) is 1, the average is 0.25.
Base
System
Value
2
Binary
10001100001000101
3
Ternary
10122102101
4
Quaternary
101201011
5
Quinary
4243444
6
Senary
1312101
8
Octal
214105
10
Decimal
71749
12
Duodecimal
35631
16
Hexadecimal
11845
20
Vigesimal
8j79
36
Base36
1jd1
md5
94c6c96102409913a5aa6d8f363aa28c
sha1
a0264822362232dab7c3d3031cf1ac3fabab1b22
sha256
ed021813922091c6d951070c99fff70a22e910ac1f51191ce863ffd949efc82d
sha512
a70efbf7608c0058203cbbee338882eeb12006d01e4dbbf07f293e49508dbc3a05540491cb60b285d649345ab73621994a66406d75543a30473eb34916424f48
ripemd-160
dbb84a2b0b0cd20b334b7c814a3cf42ca7a5af59
Diameter
143498
Circumference
450812.26260483
Area
16172664514.817
Volume
1.5471633416981E+15
Surface area
64690658059.268
Circumference
450812.26260483
Perimeter
286996
Area
5147919001
Diagonal
101468.40888671
Surface area
30887514006
Volume
369358040402749
Space diagonal
124272.91339226
Perimeter
215247
Area
2229114315.7453
Altitude
62136.45669613
Surface area
2229114315.7453
Volume
43529262509093
Height
33822.802962236