79742021 is an odd 8-digits composite number following 79742020
and preceding 79742022 . In scientific notation, it is written as 7.9742021 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 79447500 positive integers (up to 79742021) that are relatively prime to 79742021.
79742021 has 4 divisors, whose sum is 80036544
The reverse of 79742021 is 12024797
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-nine million seven hundred forty-two thousand twenty-one
Scientific notation
7.9742021 × 10^7
Engineering notation
7.9742021 × 10^6
Prime Factorization
271 × 294251
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79742021
Product of the distinct prime numbers
The prime factorization of 79742021 is 271 × 294251.
Since it has a total of 2 prime factors.
7 , 9 , 96 , 9 , 590 , 70 , 7794 , 5568 , 49392 , 87798 , 522724 , 362222 , 4298853 , 7575467 , 80202052 , 73305878 , 78394279 , 32964698 , 268623470 , 8815444593
n×2
159484042
n×3
239226063
n×4
318968084
n×5
398710105
n÷2
39871010.5
n÷3
26580673.666667
n÷3
19935505.25
n÷5
15948404.2
n2
6358789913164441
n3
5.0706275879015E+23
n4
4.0434209159762E+31
n5
3.2243055559361E+39
2 √n
8929.8388003368
3 √n
430.42327349411
4 √n
94.497824315361
5 √n
38.048491902374
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
-79742020
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 79742021 can be divided by 4 positive divisors.
The sum of these divisors (counting 79742021) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000001100010001000101
3
Ternary
12120001022111012
4
Quaternary
10300030101011
5
Quinary
130403221041
6
Senary
11525052005
8
Octal
460142105
10
Decimal
79742021
12
Duodecimal
22857005
16
Hexadecimal
4c0c445
20
Vigesimal
14i7f11
36
Base36
1bh5c5
md5
2222b01035929c37c991a9e2f6207083
sha1
d37bbd5c590ba513e03d24e9082e8e3d5fc70316
sha256
c70ae45ea2089478a9af37f2a328f4103ba383725f48d86da6769b2a48214c45
sha512
89b87945e6cc927efdc9a3f62b20193bab31d8f78a35e1814447cf7a4e495ac4a92fe06a3affefa95dd9d87257bd263fc3e1dc61cfb7a7248a2768e56f3b286a
ripemd-160
346d259f7330ec9ee20b8e7fe4d15979213e5c28
Diameter
159484042
Circumference
501033894.71201
Area
1.9976727676918E+16
Volume
2.1239795172321E+24
Surface area
7.9906910707673E+16
Circumference
501033894.71201
Perimeter
318968084
Area
6358789913164441
Diagonal
112772247.58924
Surface area
38152739478986646
Volume
5.0706275879015E+23
Space diagonal
138117231.87022
Perimeter
239226063
Area
2.7534368010643E+15
Altitude
69058615.935112
Surface area
2.7534368010643E+15
Volume
5.9757919204612E+22
Height
37590749.196413