78889430 is an even 8-digits composite number following 78889429
and preceding 78889431 . In scientific notation, it is written as 7.8889430 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 31532640 positive integers (up to 78889430) that are relatively prime to 78889430.
78889430 has 16 divisors, whose sum is 142105104
The reverse of 78889430 is 03498887
Previous prime number is 3581
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-eight million eight hundred eighty-nine thousand four hundred thirty
Scientific notation
7.8889430 × 10^7
Engineering notation
7.8889430 × 10^6
Prime Factorization
2 × 5 × 3581 × 2203
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78889430
Product of the distinct prime numbers
The prime factorization of 78889430 is 2 × 5 × 3581 × 2203.
Since it has a total of 4 prime factors.
4 , 7 , 58 , 56 , 193 , 874 , 6689 , 2512 , 37246 , 27105 , 906008 , 247122 , 1543976 , 4277140 , 84673018 , 71194707 , 127531998 , 310963090 , 6667383412 , 131928435
n×2
157778860
n×3
236668290
n×4
315557720
n×5
394447150
n÷2
39444715
n÷3
26296476.666667
n÷3
19722357.5
n÷5
15777886
n2
6223542165724900
n3
4.90971694035E+23
n4
3.8732477088556E+31
n5
3.0555830400042E+39
2 √n
8881.9721909045
3 √n
428.88376433016
4 √n
94.24421568937
5 √n
37.966779814106
1 , 2 , 5 , 10 , 2203 , 3581 , 4406 , 7162 , 11015 , 17905 , 22030 , 35810 , 7888943 , 15777886 , 39444715 , 78889430
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78889429
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78889430 can be divided by 16 positive divisors.
The sum of these divisors (counting 78889430) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100111100000111010110
3
Ternary
12111102222221202
4
Quaternary
10230330013112
5
Quinary
130143430210
6
Senary
11454512502
8
Octal
454740726
10
Decimal
78889430
12
Duodecimal
22505732
16
Hexadecimal
4b3c1d6
20
Vigesimal
14d13ba
36
Base36
1ayvh2
md5
f50e4af4d39e3a404f062fa293d9e9d0
sha1
dfa4336443c6872d2d220fd30ec7423b46802bb9
sha256
74a6f31468ad81cdd8014c7b3c86c27a574d87eaa47d60bb1442d01de5f2588f
sha512
18fbf4ab2d9e3e309d0d070f7b8e3b9a3ef31f45277be7abaa94b1b1e40577e86e81bbbde5c896f9ea349536d8858815fc6e8b352c2ba2529e2ffd979d3d856f
ripemd-160
9c8e215c7eb4dc2bf6cd5a49b3def23d40d7ba5b
Diameter
157778860
Circumference
495676907.46777
Area
1.9551834347148E+16
Volume
2.0565774228012E+24
Surface area
7.8207337388591E+16
Circumference
495676907.46777
Perimeter
315557720
Area
6223542165724900
Diagonal
111566501.83388
Surface area
37341252994349400
Volume
4.90971694035E+23
Space diagonal
136640500.94015
Perimeter
236668290
Area
2.6948728085207E+15
Altitude
68320250.470074
Surface area
2.6948728085207E+15
Volume
5.7861569037133E+22
Height
37188833.944628