78889409 is an odd 8-digits composite number following 78889408
and preceding 78889410 . In scientific notation, it is written as 7.8889409 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 77351760 positive integers (up to 78889409) that are relatively prime to 78889409.
78889409 has 8 divisors, whose sum is 80435328
The reverse of 78889409 is 90498887
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-eight million eight hundred eighty-nine thousand four hundred nine
Scientific notation
7.8889409 × 10^7
Engineering notation
7.8889409 × 10^6
Prime Factorization
61 × 347 × 3727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78889409
Product of the distinct prime numbers
The prime factorization of 78889409 is 61 × 347 × 3727.
Since it has a total of 3 prime factors.
4 , 4 , 46 , 8 , 487 , 211 , 1019 , 380 , 71736 , 85300 , 119184 , 882226 , 3327345 , 8678095 , 53251911 , 88527529 , 31596563 , 729649092 , 8369064508 , 6475119681
n×2
157778818
n×3
236668227
n×4
315557636
n×5
394447045
n÷2
39444704.5
n÷3
26296469.666667
n÷3
19722352.25
n÷5
15777881.8
n2
6223538852369281
n3
4.9097130195195E+23
n4
3.873243584695E+31
n5
3.0555789730963E+39
2 √n
8881.9710087345
3 √n
428.88372627453
4 √n
94.244209417526
5 √n
37.966777792789
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
-78889408
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 78889409 can be divided by 8 positive divisors.
The sum of these divisors (counting 78889409) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111100000111000001
3
Ternary
12111102222220222
4
Quaternary
10230330013001
5
Quinary
130143430114
6
Senary
11454512425
8
Octal
454740701
10
Decimal
78889409
12
Duodecimal
22505715
16
Hexadecimal
4b3c1c1
20
Vigesimal
14d13a9
36
Base36
1ayvgh
md5
a81fbf81b5bde727da853efda0d8a770
sha1
9eb752dc551a5c0bbe34e2b1564076a67229050b
sha256
e3e026ae99fc860b980344f4009816e980efe51195ba83d9d35be9e7b071ef20
sha512
12e2e9b51005f08e4b2d67b316d7d854e3c9ddd27b0e2a8c77732df2f03da2b362387076a3c515c0e6d572f5253135d737b1d930c9e212e93db4b631b44bd80f
ripemd-160
8d8e62e5af53e3bff28160b589783edb23ab2bef
Diameter
157778818
Circumference
495676775.52088
Area
1.9551823937934E+16
Volume
2.0565757804476E+24
Surface area
7.8207295751736E+16
Circumference
495676775.52088
Perimeter
315557636
Area
6223538852369281
Diagonal
111566472.1354
Surface area
37341233114215686
Volume
4.9097130195195E+23
Space diagonal
136640464.56708
Perimeter
236668227
Area
2.6948713737956E+15
Altitude
68320232.283541
Surface area
2.6948713737956E+15
Volume
5.7861522829702E+22
Height
37188824.045133