79212421 is an odd 8-digits composite number following 79212420
and preceding 79212422 . In scientific notation, it is written as 7.9212421 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 78472012 positive integers (up to 79212421) that are relatively prime to 79212421.
79212421 has 4 divisors, whose sum is 79952832
The reverse of 79212421 is 12421297
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-nine million two hundred twelve thousand four hundred twenty-one
Scientific notation
7.9212421 × 10^7
Engineering notation
7.9212421 × 10^6
Prime Factorization
107 × 740303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79212421
Product of the distinct prime numbers
The prime factorization of 79212421 is 107 × 740303.
Since it has a total of 2 prime factors.
8 , 7 , 11 , 97 , 806 , 404 , 2667 , 5364 , 14270 , 62520 , 184832 , 461280 , 8081084 , 5258316 , 3753962 , 78724569 , 837459086 , 647673829 , 3227114295 , 3494352842
n×2
158424842
n×3
237637263
n×4
316849684
n×5
396062105
n÷2
39606210.5
n÷3
26404140.333333
n÷3
19803105.25
n÷5
15842484.2
n2
6274607640681241
n3
4.9702686204346E+23
n4
3.9370701044495E+31
n5
3.1186485462017E+39
2 √n
8900.1360101967
3 √n
429.46828274265
4 √n
94.340532170413
5 √n
37.997817925301
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
-79212420
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 79212421 can be divided by 4 positive divisors.
The sum of these divisors (counting 79212421) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101110001010111110000101
3
Ternary
12112001102000101
4
Quaternary
10232022332011
5
Quinary
130234244141
6
Senary
11505444101
8
Octal
456127605
10
Decimal
79212421
12
Duodecimal
22640631
16
Hexadecimal
4b8af85
20
Vigesimal
14f1b11
36
Base36
1b5sp1
md5
557cb65f43235f95300b4d1dbd019617
sha1
c0bee1711d290571e2d590e54182d09bcc670b77
sha256
3de4d8b1e05184569695f718617af0c4379b240182157efaf9828ce47a6f918e
sha512
2f6915e2fd52170bc47c622bedbec2b877f0b3b3e5b0fe2547725c9db1a39638f7e68f85e054f562448fb47c9c4f0c60eaf2dcdc8fdb78b4e36af1014ec2a4d1
ripemd-160
0854400de57c972eaea6ac53038040f2753c19fc
Diameter
158424842
Circumference
497706319.77332
Area
1.9712261268123E+16
Volume
2.0819412512434E+24
Surface area
7.884904507249E+16
Circumference
497706319.77332
Perimeter
316849684
Area
6274607640681241
Diagonal
112023280.08661
Surface area
37647645844087446
Volume
4.9702686204346E+23
Space diagonal
137199937.76254
Perimeter
237637263
Area
2.7169848078049E+15
Altitude
68599968.881268
Surface area
2.7169848078049E+15
Volume
5.8575177430467E+22
Height
37341093.362202