78220 is an even 5-digits composite number following 78219
and preceding 78221 . In scientific notation, it is written as 7.8220 × 10^4.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 31280 positive integers (up to 78220) that are relatively prime to 78220.
78220 has 12 divisors, whose sum is 164304
The reverse of 78220 is 02287
Previous prime number is 5
Is Prime? no
Number parity even
Number length 5
Sum of Digits 19
Digital Root 1
Name
seventy-eight thousand two hundred twenty
Scientific notation
7.8220 × 10^4
Engineering notation
7.8220 × 10^3
Prime Factorization
2 × 2 × 5 × 3911
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39110
Product of the distinct prime numbers
The prime factorization of 78220 is 2 × 2 × 5 × 3911.
Since it has a total of 4 prime factors.
2 , 10 , 39 , 14 , 569 , 687 , 8521 , 9059 , 2932 , 18172 , 368546 , 112682 , 3005801 , 6558093 , 58198698 , 78140064 , 919650947 , 494451450 , 8088906826 , 7168395168
n×2
156440
n×3
234660
n×4
312880
n×5
391100
n÷2
39110
n÷3
26073.333333333
n÷3
19555
n÷5
15644
n2
6118368400
n3
478578776248000
n4
3.7434431878119E+19
n5
2.9281212615064E+24
2 √n
279.67838672304
3 √n
42.766719404401
4 √n
16.723587734785
5 √n
9.5205834116499
1 , 2 , 4 , 5 , 10 , 20 , 3911 , 7822 , 15644 , 19555 , 39110 , 78220
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78219
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78220 can be divided by 12 positive divisors.
The sum of these divisors (counting 78220) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10011000110001100
3
Ternary
10222022001
4
Quaternary
103012030
5
Quinary
10000340
6
Senary
1402044
8
Octal
230614
10
Decimal
78220
12
Duodecimal
39324
16
Hexadecimal
1318c
20
Vigesimal
9fb0
36
Base36
1ocs
md5
7d7e61615cc2e2996d2840c781fa483b
sha1
980ad764a38ef1ff2ff9d0da5472bbdbb77af28b
sha256
54374839a05ccc93cd0bcda7fee7621f5a3e01b4515dea8e571a477f846f67bb
sha512
025e4ed911bd6de55bee651f3e9a1f064b36c0fb8dbedbc0267b1709e5f03ea53164f1228d8e1f5de7a433056228ae33df9bec8feb9e0beb9038425b1f541eb4
ripemd-160
d4758017d5824c06d2b25993697f61d7c987bb69
Diameter
156440
Circumference
491470.75472759
Area
19221421217.396
Volume
2.0046660901663E+15
Surface area
76885684869.584
Circumference
491470.75472759
Perimeter
312880
Area
6118368400
Diagonal
110619.78484882
Surface area
36710210400
Volume
478578776248000
Space diagonal
135481.01416804
Perimeter
234660
Area
2649331232.056
Altitude
67740.507084019
Surface area
2649331232.056
Volume
56401049669487
Height
36873.261616275