71311913 is an odd 8-digits composite number following 71311912
and preceding 71311914 . In scientific notation, it is written as 7.1311913 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 69384528 positive integers (up to 71311913) that are relatively prime to 71311913.
71311913 has 4 divisors, whose sum is 73239300
The reverse of 71311913 is 31911317
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy-one million three hundred eleven thousand nine hundred thirteen
Scientific notation
7.1311913 × 10^7
Engineering notation
7.1311913 × 10^6
Prime Factorization
37 × 1927349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71311913
Product of the distinct prime numbers
The prime factorization of 71311913 is 37 × 1927349.
Since it has a total of 2 prime factors.
5 , 3 , 4 , 49 , 131 , 569 , 4282 , 6207 , 85365 , 49570 , 57344 , 524686 , 8428776 , 9275672 , 90575725 , 31569058 , 227094034 , 166223573 , 269603623 , 8502365987
n×2
142623826
n×3
213935739
n×4
285247652
n×5
356559565
n÷2
35655956.5
n÷3
23770637.666667
n÷3
17827978.25
n÷5
14262382.6
n2
5085388935719569
n3
3.626488133552E+23
n4
2.5861180627539E+31
n5
1.8442102629883E+39
2 √n
8444.638121317
3 √n
414.68726232844
4 √n
91.89471215101
5 √n
37.207665089082
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
-71311912
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 71311913 can be divided by 4 positive divisors.
The sum of these divisors (counting 71311913) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000000010001000101001
3
Ternary
11222012000112222
4
Quaternary
10100002020221
5
Quinary
121223440123
6
Senary
11024243425
8
Octal
420021051
10
Decimal
71311913
12
Duodecimal
1ba70575
16
Hexadecimal
4402229
20
Vigesimal
125djfd
36
Base36
16ggmh
md5
274a1b0fd66a1bed8b0fe8d78bb497aa
sha1
fdbb9dd876f6c69f0f99e6a89ca00cfb19b59e15
sha256
c1ef4ef094c6710ff8d3d7c1d2ce18097adcb8b7a991d075af162de52a0a947c
sha512
b2694e1f0e30805b2fa1b628206b5ba466fbe31bb22c4c406901ecf6206b32a8f18a22338d3b9efcfea4a03d9e47d60729141c6edd07d9f8b463444ffd6fa895
ripemd-160
c5145645b11a8ea4b10a121d52464953a80e34d7
Diameter
142623826
Circumference
448065963.98847
Area
1.5976220521103E+16
Volume
1.5190597971597E+24
Surface area
6.3904882084414E+16
Circumference
448065963.98847
Perimeter
285247652
Area
5085388935719569
Diagonal
100850274.52337
Surface area
30512333614317414
Volume
3.626488133552E+23
Space diagonal
123515856.50093
Perimeter
213935739
Area
2.2020380032287E+15
Altitude
61757928.250466
Surface area
2.2020380032287E+15
Volume
4.2738572518786E+22
Height
33616758.174457