71389969 is an odd 8-digits composite number following 71389968
and preceding 71389970 . In scientific notation, it is written as 7.1389969 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 61136016 positive integers (up to 71389969) that are relatively prime to 71389969.
71389969 has 8 divisors, whose sum is 81662400
The reverse of 71389969 is 96998317
Previous prime number is 1283
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-one million three hundred eighty-nine thousand nine hundred sixty-nine
Scientific notation
7.1389969 × 10^7
Engineering notation
7.1389969 × 10^6
Prime Factorization
7 × 1283 × 7949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389969
Product of the distinct prime numbers
The prime factorization of 71389969 is 7 × 1283 × 7949.
Since it has a total of 3 prime factors.
7 , 8 , 57 , 36 , 407 , 584 , 386 , 7430 , 64728 , 26168 , 596393 , 957379 , 8159099 , 9967667 , 63784695 , 79212253 , 442908825 , 653083424 , 9726655971 , 4487822961
n×2
142779938
n×3
214169907
n×4
285559876
n×5
356949845
n÷2
35694984.5
n÷3
23796656.333333
n÷3
17847492.25
n÷5
14277993.8
n2
5096527673820961
n3
3.6384095264172E+23
n4
2.5974594330023E+31
n5
1.8543254840079E+39
2 √n
8449.2584881752
3 √n
414.83850880215
4 √n
91.919848173151
5 √n
37.215806816434
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
-71389968
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 71389969 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389969) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101001100010001
3
Ternary
11222022222121221
4
Quaternary
10100111030101
5
Quinary
121233434334
6
Senary
11030045041
8
Octal
420251421
10
Decimal
71389969
12
Duodecimal
1baa9781
16
Hexadecimal
4415311
20
Vigesimal
1263ei9
36
Base36
16i4up
md5
0783a3da20638e5092f244622273ec2e
sha1
bdd972abbbd115653d6b006b36649c742225a4a9
sha256
8acf2d41a51de613ce9acc5c98e65a0f436562edd93d4aa731e86d611baa7070
sha512
73c3aaf605a62ee31f5902b644f83ac49ce45fb5ec8536917552564106f772d6451e0030879d9c2d78aa832bf27b064cb48fc4969cf793642e04ff4e3ab67d76
ripemd-160
c7e6d33245a49fd1decd344398772f2e1c95d8dc
Diameter
142779938
Circumference
448556404.30081
Area
1.6011213898893E+16
Volume
1.5240534185258E+24
Surface area
6.4044855595572E+16
Circumference
448556404.30081
Perimeter
285559876
Area
5096527673820961
Diagonal
100960662.37719
Surface area
30579166042925766
Volume
3.6384095264172E+23
Space diagonal
123651053.45877
Perimeter
214169907
Area
2.2068612183097E+15
Altitude
61825526.729384
Surface area
2.2068612183097E+15
Volume
4.2879067481056E+22
Height
33653554.125732