71379721 is an odd 8-digits composite number following 71379720
and preceding 71379722 . In scientific notation, it is written as 7.1379721 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 60584328 positive integers (up to 71379721) that are relatively prime to 71379721.
71379721 has 8 divisors, whose sum is 81695744
The reverse of 71379721 is 12797317
Previous prime number is 721
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred seventy-nine thousand seven hundred twenty-one
Scientific notation
7.1379721 × 10^7
Engineering notation
7.1379721 × 10^6
Prime Factorization
7 × 721 × 14143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71379721
Product of the distinct prime numbers
The prime factorization of 71379721 is 7 × 721 × 14143.
Since it has a total of 3 prime factors.
2 , 6 , 55 , 60 , 841 , 3 , 3367 , 1321 , 50715 , 27781 , 674497 , 784223 , 9707900 , 946391 , 37669253 , 29922087 , 70118464 , 239353891 , 4559180664 , 7154272536
n×2
142759442
n×3
214139163
n×4
285518884
n×5
356898605
n÷2
35689860.5
n÷3
23793240.333333
n÷3
17844930.25
n÷5
14275944.2
n2
5095064570037841
n3
3.6368428748629E+23
n4
2.5959682972855E+31
n5
1.8529949278508E+39
2 √n
8448.6520226602
3 √n
414.81865788781
4 √n
91.916549231682
5 √n
37.214738292397
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
-71379720
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 71379721 can be divided by 8 positive divisors.
The sum of these divisors (counting 71379721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010010101100001001
3
Ternary
11222022110120101
4
Quaternary
10100102230021
5
Quinary
121233122341
6
Senary
11025525401
8
Octal
420225411
10
Decimal
71379721
12
Duodecimal
1baa3861
16
Hexadecimal
4412b09
20
Vigesimal
1262961
36
Base36
16hwy1
md5
4eca72485aaedf35f9d37de91b03b329
sha1
1848227d802f5026003a97661ee3a5c4dffdeacd
sha256
a86c5e744adbd8c13333e696478ac95698fb94083040a79341326bb7ed860b3e
sha512
51b4a7b357b54269735898a94bdbc4c9094298a9aad057a699565f489e56326fad8df78d9f201ad9d64697d2456c1c5f654e3e4699b4b3c0b4348f7c57690666
ripemd-160
5f47cac410052a705493145b251623f3a892233c
Diameter
142759442
Circumference
448492014.21778
Area
1.6006617422797E+16
Volume
1.5233971810573E+24
Surface area
6.4026469691186E+16
Circumference
448492014.21778
Perimeter
285518884
Area
5095064570037841
Diagonal
100946169.51661
Surface area
30570387420227046
Volume
3.6368428748629E+23
Space diagonal
123633303.40209
Perimeter
214139163
Area
2.2062276757874E+15
Altitude
61816651.701046
Surface area
2.2062276757874E+15
Volume
4.2860604315425E+22
Height
33648723.172203