78889621 is an odd 8-digits prime number following 78889620
and preceding 78889622 . In scientific notation, it is written as 7.8889621 × 10^7.
The sum of its digits is 49. It has a total of 1 prime factors and 2 positive divisors.
There are 78889620 positive integers (up to 78889621) that are relatively prime to 78889621.
78889621 has 2 divisors, whose sum is 78889622
The reverse of 78889621 is 12698887
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million eight hundred eighty-nine thousand six hundred twenty-one
Scientific notation
7.8889621 × 10^7
Engineering notation
7.8889621 × 10^6
Prime Factorization
78889621
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78889621
Product of the distinct prime numbers
The prime factorization of 78889621 is 78889621.
Since it has a total of 1 prime factors.
4 , 2 , 65 , 28 , 112 , 966 , 9393 , 8114 , 75109 , 47715 , 930097 , 182616 , 4361510 , 7234836 , 39729114 , 17110784 , 762641619 , 526325720 , 7465355852 , 113045848
n×2
157779242
n×3
236668863
n×4
315558484
n×5
394448105
n÷2
39444810.5
n÷3
26296540.333333
n÷3
19722405.25
n÷5
15777924.2
n2
6223572301523641
n3
4.909752601333E+23
n4
3.8732852192292E+31
n5
3.055620029699E+39
2 √n
8881.9829430145
3 √n
428.88411045482
4 √n
94.244272733225
5 √n
37.966798198439
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78889622
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39444811
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8881.9829993082
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999746481
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78889621 can be divided by 2 positive divisors.
The sum of these divisors (counting 78889621) is 78889622, the average is 39444811.
Base
System
Value
2
Binary
100101100111100001010010101
3
Ternary
12111110000012211
4
Quaternary
10230330022111
5
Quinary
130143431441
6
Senary
11454513421
8
Octal
454741225
10
Decimal
78889621
12
Duodecimal
22505871
16
Hexadecimal
4b3c295
20
Vigesimal
14d1411
36
Base36
1ayvmd
md5
cae4f68cd764dadddd3d0954879c3382
sha1
7762009c29df3f3140a6634f2e8b0c300e8e669b
sha256
27217983d181354ef5df3d4e0f9dc08e6aa304e0930722fbb8b7a8824ac49e57
sha512
59cf5e6c629208106b6a933601f51a4db2bc2e2ad496bca63eae2d63ff6664a3c7475d76e194986d8bae92399435d201f87d0082112a0c9b24bbb039fa6c5abe
ripemd-160
250877fbc42c78f8386d4ea0d9bbe37b745cd1ac
Diameter
157779242
Circumference
495678107.55617
Area
1.9551929021552E+16
Volume
2.0565923604388E+24
Surface area
7.8207716086206E+16
Circumference
495678107.55617
Perimeter
315558484
Area
6223572301523641
Diagonal
111566771.94867
Surface area
37341433809141846
Volume
4.909752601333E+23
Space diagonal
136640831.76185
Perimeter
236668863
Area
2.6948858577043E+15
Altitude
68320415.880926
Surface area
2.6948858577043E+15
Volume
5.7861989305847E+22
Height
37188923.982891