71367781 is an odd 8-digits composite number following 71367780
and preceding 71367782 . In scientific notation, it is written as 7.1367781 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 64266048 positive integers (up to 71367781) that are relatively prime to 71367781.
71367781 has 16 divisors, whose sum is 78883200
The reverse of 71367781 is 18776317
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million three hundred sixty-seven thousand seven hundred eighty-one
Scientific notation
7.1367781 × 10^7
Engineering notation
7.1367781 × 10^6
Prime Factorization
23 × 19 × 197 × 829
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71367781
Product of the distinct prime numbers
The prime factorization of 71367781 is 23 × 19 × 197 × 829.
Since it has a total of 4 prime factors.
6 , 8 , 33 , 31 , 10 , 582 , 7288 , 6038 , 25160 , 97059 , 839941 , 259589 , 1454185 , 2545296 , 30630576 , 91003064 , 763657899 , 629266814 , 4662216912 , 9462118587
n×2
142735562
n×3
214103343
n×4
285471124
n×5
356838905
n÷2
35683890.5
n÷3
23789260.333333
n÷3
17841945.25
n÷5
14273556.2
n2
5093360164863961
n3
3.6350181280014E+23
n4
2.5942317769023E+31
n5
1.851445653172E+39
2 √n
8447.945371509
3 √n
414.795527084
4 √n
91.912705169139
5 √n
37.213493194482
1 , 19 , 23 , 197 , 437 , 829 , 3743 , 4531 , 15751 , 19067 , 86089 , 163313 , 362273 , 3102947 , 3756199 , 71367781
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71367780
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71367781 can be divided by 16 positive divisors.
The sum of these divisors (counting 71367781) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000001111110001100101
3
Ternary
11222021212012011
4
Quaternary
10100033301211
5
Quinary
121232232111
6
Senary
11025354221
8
Octal
420176145
10
Decimal
71367781
12
Duodecimal
1ba98971
16
Hexadecimal
440fc65
20
Vigesimal
1260j91
36
Base36
16hnqd
md5
94416aa7dbaee79d0fb03c213cd86582
sha1
8375068542cfff7142763c9d8b3a3f2980c6b43f
sha256
f9c4649bf1dfebe2a37b579633fde6f64e43928644fafc78ff2e92fd300e3bad
sha512
2a20721a8539cebee33d27567cf14b3964e5ab6cdcba29eb069a4fe699e2e352249523b44665507dbb9b9690292368b5a9af9aabf15bf9bb9a91d6a3cc7705c8
ripemd-160
4b1973b00acfa838af46818fc1abebdef5ac20f6
Diameter
142735562
Circumference
448416992.98521
Area
1.6001262876024E+16
Volume
1.5226328328793E+24
Surface area
6.4005051504094E+16
Circumference
448416992.98521
Perimeter
285471124
Area
5093360164863961
Diagonal
100929283.80667
Surface area
30560160989183766
Volume
3.6350181280014E+23
Space diagonal
123612622.71545
Perimeter
214103343
Area
2.2054896466979E+15
Altitude
61806311.357724
Surface area
2.2054896466979E+15
Volume
4.283909946743E+22
Height
33643094.602224