79909905 is an odd 8-digits composite number following 79909904
and preceding 79909906 . In scientific notation, it is written as 7.9909905 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 42618608 positive integers (up to 79909905) that are relatively prime to 79909905.
79909905 has 8 divisors, whose sum is 127855872
The reverse of 79909905 is 50990997
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-nine million nine hundred nine thousand nine hundred five
Scientific notation
7.9909905 × 10^7
Engineering notation
7.9909905 × 10^6
Prime Factorization
3 × 5 × 5327327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
79909905
Product of the distinct prime numbers
The prime factorization of 79909905 is 3 × 5 × 5327327.
Since it has a total of 3 prime factors.
8 , 6 , 14 , 33 , 521 , 739 , 3029 , 4716 , 20561 , 74901 , 22454 , 468769 , 8808170 , 7660276 , 4483964 , 30443909 , 702162191 , 168397003 , 5894485081 , 5482741845
n×2
159819810
n×3
239729715
n×4
319639620
n×5
399549525
n÷2
39954952.5
n÷3
26636635
n÷3
19977476.25
n÷5
15981981
n2
6385592917109025
n3
5.1027212337486E+23
n4
4.0775796903033E+31
n5
3.2583900568207E+39
2 √n
8939.2340275887
3 √n
430.72512408573
4 √n
94.547522588319
5 √n
38.064499423583
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
-79909904
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 79909905 can be divided by 8 positive divisors.
The sum of these divisors (counting 79909905) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000110101010000010001
3
Ternary
12120100211210010
4
Quaternary
10300311100101
5
Quinary
130424104110
6
Senary
11532425133
8
Octal
460652021
10
Decimal
79909905
12
Duodecimal
229181a9
16
Hexadecimal
4c35411
20
Vigesimal
14j8ef5
36
Base36
1bkqvl
md5
e6c92ade27be8a83124f55480023233b
sha1
fa3ebe8a914a58a42e753202be1262f7dc2dfb7d
sha256
6da6c74e09577a85259ac18c8400dab78b5a804255ae74686dc868b6f812d7a4
sha512
9a21884bcb5b0a2cb7f2c4801a1c6643182244072d6f4c9da5f59ac4371e2c7603f30a843bb3a6b66e95ab42d8294bbba630dfcadf54558fd71363f129e6f688
ripemd-160
e0d23a9ff11421957fdd434ba3306052d65a7288
Diameter
159819810
Circumference
502088740.99412
Area
2.0060931797205E+16
Volume
2.1374228721681E+24
Surface area
8.0243727188819E+16
Circumference
502088740.99412
Perimeter
319639620
Area
6385592917109025
Diagonal
113009671.41895
Surface area
38313557502654150
Volume
5.1027212337486E+23
Space diagonal
138408015.488
Perimeter
239729715
Area
2.7650428422212E+15
Altitude
69204007.744001
Surface area
2.7650428422212E+15
Volume
6.0136146448136E+22
Height
37669890.472982