71311729 is an odd 8-digits composite number following 71311728
and preceding 71311730 . In scientific notation, it is written as 7.1311729 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 70087680 positive integers (up to 71311729) that are relatively prime to 71311729.
71311729 has 8 divisors, whose sum is 72542792
The reverse of 71311729 is 92711317
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million three hundred eleven thousand seven hundred twenty-nine
Scientific notation
7.1311729 × 10^7
Engineering notation
7.1311729 × 10^6
Prime Factorization
73 × 313 × 3121
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71311729
Product of the distinct prime numbers
The prime factorization of 71311729 is 73 × 313 × 3121.
Since it has a total of 3 prime factors.
1 , 1 , 34 , 66 , 759 , 572 , 4758 , 7206 , 79412 , 59024 , 724490 , 851773 , 1793740 , 8648092 , 80469805 , 62839817 , 370452674 , 250352203 , 4982083187 , 3717073103
n×2
142623458
n×3
213935187
n×4
285246916
n×5
356558645
n÷2
35655864.5
n÷3
23770576.333333
n÷3
17827932.25
n÷5
14262345.8
n2
5085362692969441
n3
3.6264600622775E+23
n4
2.5860913719045E+31
n5
1.8441864708249E+39
2 √n
8444.627226823
3 √n
414.6869056675
4 √n
91.894652873946
5 √n
37.207645888315
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
-71311728
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 71311729 can be divided by 8 positive divisors.
The sum of these divisors (counting 71311729) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000010000101110001
3
Ternary
11222012000022011
4
Quaternary
10100002011301
5
Quinary
121223433404
6
Senary
11024242521
8
Octal
420020561
10
Decimal
71311729
12
Duodecimal
1ba70441
16
Hexadecimal
4402171
20
Vigesimal
125dj69
36
Base36
16gghd
md5
2921141dc18066ec815ed60fcf8bbce3
sha1
da33f597d987d1c15b697dd64f7c15b70a76fb6b
sha256
8a03cf1f4cda08a5b98acc65377a055d55ff986125c4ebd05f0d7d7449851b45
sha512
52cd4b4d288de7049aca06e9bcba09b53b9ee05dd71adc199b11e2df0b2f8260efbb8b710fe2a42df391667f319986c11b306323653fcedbf4e23ef083afd028
ripemd-160
876ac9f6f19afcd2a93f266e02e602b62f16368c
Diameter
142623458
Circumference
448064807.88237
Area
1.5976138077072E+16
Volume
1.5190480386917E+24
Surface area
6.390455230829E+16
Circumference
448064807.88237
Perimeter
285246916
Area
5085362692969441
Diagonal
100850014.30807
Surface area
30512176157816646
Volume
3.6264600622775E+23
Space diagonal
123515537.80358
Perimeter
213935187
Area
2.2020266397846E+15
Altitude
61757768.901791
Surface area
2.2020266397846E+15
Volume
4.2738241695643E+22
Height
33616671.436025