78996889 is an odd 8-digits composite number following 78996888
and preceding 78996890 . In scientific notation, it is written as 7.8996889 × 10^7.
The sum of its digits is 64. It has a total of 2 prime factors and 4 positive divisors.
There are 74839140 positive integers (up to 78996889) that are relatively prime to 78996889.
78996889 has 4 divisors, whose sum is 83154640
The reverse of 78996889 is 98869987
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 64
Digital Root 1
Name
seventy-eight million nine hundred ninety-six thousand eight hundred eighty-nine
Scientific notation
7.8996889 × 10^7
Engineering notation
7.8996889 × 10^6
Prime Factorization
19 × 4157731
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78996889
Product of the distinct prime numbers
The prime factorization of 78996889 is 19 × 4157731.
Since it has a total of 2 prime factors.
3 , 7 , 70 , 64 , 851 , 470 , 3056 , 4234 , 42643 , 4058 , 533613 , 596483 , 5379540 , 5981220 , 66703864 , 55824276 , 870165688 , 542924246 , 1362255431 , 8052161199
n×2
157993778
n×3
236990667
n×4
315987556
n×5
394984445
n÷2
39498444.5
n÷3
26332296.333333
n÷3
19749222.25
n÷5
15799377.8
n2
6240508471678321
n3
4.9298075504073E+23
n4
3.8943945985089E+31
n5
3.0764505782061E+39
2 √n
8888.0194081696
3 √n
429.07841022169
4 √n
94.276292927595
5 √n
37.977117450093
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
-78996888
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 78996889 can be divided by 4 positive divisors.
The sum of these divisors (counting 78996889) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101101010110010110011001
3
Ternary
12111122110100201
4
Quaternary
10231112112121
5
Quinary
130210400024
6
Senary
11501102201
8
Octal
455262631
10
Decimal
78996889
12
Duodecimal
22557961
16
Hexadecimal
4b56599
20
Vigesimal
14dec49
36
Base36
1b16e1
md5
482b946b665cf471aad2bce9f67cb4c5
sha1
da6c8028dd4bdf042d7a7d2247171e3e752c6239
sha256
aa9e1c4a90ce2812e170e4f4392faea14b0cf3157e4cd8c7d6a580ccf6c896d7
sha512
5e9e5561a37174962369810fcdb0a43acc1eb8239deea27ed9d276de41d0b7f1c80656d1d4bdfe69bc0cb38206059892d5520ed8b82c8113b7f6efd2c927b997
ripemd-160
d97d0c0b941550ab7388e3d4d373ec0f17b91035
Diameter
157993778
Circumference
496352092.2777
Area
1.9605135569289E+16
Volume
2.0649929578628E+24
Surface area
7.8420542277158E+16
Circumference
496352092.2777
Perimeter
315987556
Area
6240508471678321
Diagonal
111718471.80908
Surface area
37443050830069926
Volume
4.9298075504073E+23
Space diagonal
136826625.38788
Perimeter
236990667
Area
2.7022194345027E+15
Altitude
68413312.693939
Surface area
2.7022194345027E+15
Volume
5.8098339147294E+22
Height
37239490.603027