71221489 is an odd 8-digits composite number following 71221488
and preceding 71221490 . In scientific notation, it is written as 7.1221489 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 71190900 positive integers (up to 71221489) that are relatively prime to 71221489.
71221489 has 4 divisors, whose sum is 71252080
The reverse of 71221489 is 98412217
Previous prime number is 2539
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million two hundred twenty-one thousand four hundred eighty-nine
Scientific notation
7.1221489 × 10^7
Engineering notation
7.1221489 × 10^6
Prime Factorization
2539 × 28051
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71221489
Product of the distinct prime numbers
The prime factorization of 71221489 is 2539 × 28051.
Since it has a total of 2 prime factors.
3 , 2 , 81 , 64 , 668 , 821 , 3799 , 2798 , 35992 , 96920 , 163722 , 76175 , 5912295 , 9915374 , 34870164 , 88730057 , 652572187 , 41279240 , 523997033 , 9329384240
n×2
142442978
n×3
213664467
n×4
284885956
n×5
356107445
n÷2
35610744.5
n÷3
23740496.333333
n÷3
17805372.25
n÷5
14244297.8
n2
5072500495377121
n3
3.61271038234E+23
n4
2.5730261275601E+31
n5
1.8325475204074E+39
2 √n
8439.2824931981
3 √n
414.51191275167
4 √n
91.865567505993
5 √n
37.198224384066
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
-71221488
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 71221489 can be divided by 4 positive divisors.
The sum of these divisors (counting 71221489) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111101100000011110001
3
Ternary
11222000102111221
4
Quaternary
10033230003301
5
Quinary
121213041424
6
Senary
11022305041
8
Octal
417540361
10
Decimal
71221489
12
Duodecimal
1ba28181
16
Hexadecimal
43ec0f1
20
Vigesimal
1252de9
36
Base36
16eiup
md5
0edfe9cf2a832dbfd04ccc11a95a84eb
sha1
96d1caca1eb31ed2202b4c2368acbdf4ce1cfe6e
sha256
d07147d8bd432d11fceae88b152bc1da162f76f9c034e71446702122377c474c
sha512
fe5cbd1fc65c54df31a2be27ac4a3142381de89aaa510220ac00315baf7665ca6d39f019f5e12f1e0606f0ee6df7ab83cf7051a73b5e59246d1427d1c8993f78
ripemd-160
1c62d39df60d658abd50d6828b705afb0cee9c15
Diameter
142442978
Circumference
447497813.24025
Area
1.5935730291607E+16
Volume
1.5132885862276E+24
Surface area
6.3742921166429E+16
Circumference
447497813.24025
Perimeter
284885956
Area
5072500495377121
Diagonal
100722395.67621
Surface area
30435002972262726
Volume
3.61271038234E+23
Space diagonal
123359237.53871
Perimeter
213664467
Area
2.1964571448529E+15
Altitude
61679618.769354
Surface area
2.1964571448529E+15
Volume
4.2576200163594E+22
Height
33574131.892069