71397489 is an odd 8-digits composite number following 71397488
and preceding 71397490 . In scientific notation, it is written as 7.1397489 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 46859280 positive integers (up to 71397489) that are relatively prime to 71397489.
71397489 has 8 divisors, whose sum is 72149280
The reverse of 71397489 is 98479317
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-one million three hundred ninety-seven thousand four hundred eighty-nine
Scientific notation
7.1397489 × 10^7
Engineering notation
7.1397489 × 10^6
Prime Factorization
393 × 139 × 1307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71397489
Product of the distinct prime numbers
The prime factorization of 71397489 is 393 × 139 × 1307.
Since it has a total of 3 prime factors.
6 , 4 , 88 , 93 , 916 , 31 , 9275 , 2796 , 42939 , 31304 , 561304 , 740921 , 5702812 , 3158669 , 62373908 , 93559325 , 420600876 , 161902530 , 4436642951 , 8607887628
n×2
142794978
n×3
214192467
n×4
285589956
n×5
356987445
n÷2
35698744.5
n÷3
23799163
n÷3
17849372.25
n÷5
14279497.8
n2
5097601435505121
n3
3.6395594241786E+23
n4
2.5985540395264E+31
n5
1.8553023345299E+39
2 √n
8449.7034859219
3 √n
414.85307422873
4 √n
91.922268716138
5 √n
37.216590823151
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
-71397488
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 71397489 can be divided by 8 positive divisors.
The sum of these divisors (counting 71397489) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111000001110001
3
Ternary
11222100100221110
4
Quaternary
10100113001301
5
Quinary
121234204424
6
Senary
11030143533
8
Octal
420270161
10
Decimal
71397489
12
Duodecimal
1bab1ba9
16
Hexadecimal
4417071
20
Vigesimal
1264de9
36
Base36
16ianl
md5
253584ae03bdb59121bbde66dad4025c
sha1
b676057fab9cbdc8723a6fd93216850cff2642e3
sha256
c9bbe1064f7d9826aad0545ce3c14d769c939c0107980082c79b895d18cd8a04
sha512
d269a78181f0e49353654561e65745eea95c583b9fd6138c4666a3c96ac838f58370adc4f22513231f78ba50c20cb1bc80f35d124ac97b7089233f382b2bb66c
ripemd-160
bf0cc1e1675393affac664876021da278c27304a
Diameter
142794978
Circumference
448603653.85432
Area
1.6014587220712E+16
Volume
1.5245350865737E+24
Surface area
6.4058348882847E+16
Circumference
448603653.85432
Perimeter
285589956
Area
5097601435505121
Diagonal
100971297.26318
Surface area
30585608613030726
Volume
3.6395594241786E+23
Space diagonal
123664078.48084
Perimeter
214192467
Area
2.2073261707577E+15
Altitude
61832039.24042
Surface area
2.2073261707577E+15
Volume
4.2892619156135E+22
Height
33657099.087728