79742721 is an odd 8-digits composite number following 79742720
and preceding 79742722 . In scientific notation, it is written as 7.9742721 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 51328592 positive integers (up to 79742721) that are relatively prime to 79742721.
79742721 has 8 divisors, whose sum is 109990080
The reverse of 79742721 is 12724797
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-nine million seven hundred forty-two thousand seven hundred twenty-one
Scientific notation
7.9742721 × 10^7
Engineering notation
7.9742721 × 10^6
Prime Factorization
3 × 29 × 916583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
79742721
Product of the distinct prime numbers
The prime factorization of 79742721 is 3 × 29 × 916583.
Since it has a total of 3 prime factors.
3 , 6 , 91 , 98 , 163 , 586 , 9130 , 222 , 34229 , 18932 , 940880 , 402844 , 9444096 , 9302196 , 81242615 , 88467651 , 772465607 , 307546437 , 232117279 , 7234489394
n×2
159485442
n×3
239228163
n×4
318970884
n×5
398713605
n÷2
39871360.5
n÷3
26580907
n÷3
19935680.25
n÷5
15948544.2
n2
6358901552483841
n3
5.0707611236619E+23
n4
4.0435628954181E+31
n5
3.2244470781528E+39
2 √n
8929.8779946873
3 √n
430.42453295308
4 √n
94.498031697424
5 √n
38.048558702414
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
-79742720
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 79742721 can be divided by 8 positive divisors.
The sum of these divisors (counting 79742721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000001100011100000001
3
Ternary
12120001100110010
4
Quaternary
10300030130001
5
Quinary
130403231341
6
Senary
11525055133
8
Octal
460143401
10
Decimal
79742721
12
Duodecimal
228574a9
16
Hexadecimal
4c0c701
20
Vigesimal
14i7gg1
36
Base36
1bh5vl
md5
92df21b362e49119a314eec9aa773d03
sha1
b96ff73986757e2db64340c2b4bb1bb6951af2c2
sha256
268a6b422b2ac89c6c2a179889c26d969f884992e75e0f109b04c103448ccc15
sha512
4d00771bd7c83189bba413ede0854da7437aaa67942bf8de338fb4be8dc6c098695fe33ed27b946a33cd777fc8076c00ee897b8cc14c8977d0d9ef8f49beba9e
ripemd-160
c719b95dc6d5057ae8784147cde6f230764ca5f6
Diameter
159485442
Circumference
501038292.94172
Area
1.9977078402184E+16
Volume
2.1240354525606E+24
Surface area
7.9908313608736E+16
Circumference
501038292.94172
Perimeter
318970884
Area
6358901552483841
Diagonal
112773237.53873
Surface area
38153409314903046
Volume
5.0707611236619E+23
Space diagonal
138118444.30579
Perimeter
239228163
Area
2.7534851423077E+15
Altitude
69059222.152895
Surface area
2.7534851423077E+15
Volume
5.975949293864E+22
Height
37591079.179578