79791381 is an odd 8-digits composite number following 79791380
and preceding 79791382 . In scientific notation, it is written as 7.9791381 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 53059200 positive integers (up to 79791381) that are relatively prime to 79791381.
79791381 has 8 divisors, whose sum is 88882200
The reverse of 79791381 is 18319797
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-nine million seven hundred ninety-one thousand three hundred eighty-one
Scientific notation
7.9791381 × 10^7
Engineering notation
7.9791381 × 10^6
Prime Factorization
9 × 401 × 22109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
79791381
Product of the distinct prime numbers
The prime factorization of 79791381 is 9 × 401 × 22109.
Since it has a total of 3 prime factors.
6 , 6 , 41 , 87 , 46 , 801 , 2107 , 4049 , 29522 , 81429 , 450413 , 977778 , 6096245 , 3868071 , 56600999 , 24847840 , 141910161 , 457847459 , 3689960587 , 4317721268
n×2
159582762
n×3
239374143
n×4
319165524
n×5
398956905
n÷2
39895690.5
n÷3
26597127
n÷3
19947845.25
n÷5
15958276.2
n2
6366664481887161
n3
5.0800495137343E+23
n4
4.0534416624924E+31
n5
3.234297080532E+39
2 √n
8932.602140474
3 √n
430.51206528525
4 √n
94.512444368316
5 √n
38.053201110145
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
-79791380
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 79791381 can be divided by 8 positive divisors.
The sum of these divisors (counting 79791381) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000011000010100010101
3
Ternary
12120010211012100
4
Quaternary
10300120110111
5
Quinary
130411311011
6
Senary
11530112313
8
Octal
460302425
10
Decimal
79791381
12
Duodecimal
2287b699
16
Hexadecimal
4c18515
20
Vigesimal
14idi91
36
Base36
1bi7f9
md5
fa2af2302f740ee27980828f48ef7226
sha1
1d5fc2be5286b69a5a7587dbc72dda340876c7af
sha256
db70b2bee468a8adcdf5491c24e277036e26cc5a084a80773f2a127369ff17e1
sha512
b41415cca4b1ad24fdd66c240df2dfa8095ae92b024f7e154848a5dec9d7da16ef992a9f0701b14855a5504aad67ae7e078d29d0e4429af0417e783b8e1a0cd0
ripemd-160
64ad6035ca164b04f2aeaa8fe63cd333355c84db
Diameter
159582762
Circumference
501344032.73877
Area
2.0001466364168E+16
Volume
2.127926164296E+24
Surface area
8.0005865456671E+16
Circumference
501344032.73877
Perimeter
319165524
Area
6366664481887161
Diagonal
112842053.17068
Surface area
38199986891322966
Volume
5.0800495137343E+23
Space diagonal
138202725.89809
Perimeter
239374143
Area
2.7568465893432E+15
Altitude
69101362.949043
Surface area
2.7568465893432E+15
Volume
5.9868957665415E+22
Height
37614017.72356