79861421 is an odd 8-digits composite number following 79861420
and preceding 79861422 . In scientific notation, it is written as 7.9861421 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 79814112 positive integers (up to 79861421) that are relatively prime to 79861421.
79861421 has 4 divisors, whose sum is 79908732
The reverse of 79861421 is 12416897
Previous prime number is 1753
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-nine million eight hundred sixty-one thousand four hundred twenty-one
Scientific notation
7.9861421 × 10^7
Engineering notation
7.9861421 × 10^6
Prime Factorization
1753 × 45557
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79861421
Product of the distinct prime numbers
The prime factorization of 79861421 is 1753 × 45557.
Since it has a total of 2 prime factors.
8 , 9 , 78 , 84 , 753 , 645 , 3986 , 4715 , 88860 , 38546 , 59809 , 964254 , 4265167 , 473871 , 71255295 , 89761012 , 151796313 , 665044684 , 2781718466 , 6428560675
n×2
159722842
n×3
239584263
n×4
319445684
n×5
399307105
n÷2
39930710.5
n÷3
26620473.666667
n÷3
19965355.25
n÷5
15972284.2
n2
6377846564139241
n3
5.0934388953213E+23
n4
4.0676926795703E+31
n5
3.2485171758178E+39
2 √n
8936.5217506589
3 √n
430.63799470393
4 √n
94.533178041674
5 √n
38.059879302339
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
-79861420
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 79861421 can be divided by 4 positive divisors.
The sum of these divisors (counting 79861421) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000101001011010101101
3
Ternary
12120021101021102
4
Quaternary
10300221122231
5
Quinary
130421031141
6
Senary
11531412445
8
Octal
460513255
10
Decimal
79861421
12
Duodecimal
228b4125
16
Hexadecimal
4c296ad
20
Vigesimal
14j2db1
36
Base36
1bjpgt
md5
0cf925049aa1d07c2c3e5296c25e54c5
sha1
00f26c57bbe7485f42c8a1648cecca040159b148
sha256
e5dc1dedabec5f57ec28a57ac27b14d819322d2a48619d7d766a26ac2a630171
sha512
e6ff8a6a4b56a14e915e9e3c1651419937c2e79439482edcea7dfeeed0599985162e7dd6136e9929b30a8c3390760f3cafac175906f72083cf76445e63eb9bb1
ripemd-160
6824b9981bdad4ca5004df72ebbfc26070f98c0a
Diameter
159722842
Circumference
501784107.03768
Area
2.0036595911623E+16
Volume
2.13353469534E+24
Surface area
8.0146383646491E+16
Circumference
501784107.03768
Perimeter
319445684
Area
6377846564139241
Diagonal
112941104.68859
Surface area
38267079384835446
Volume
5.0934388953213E+23
Space diagonal
138324038.73665
Perimeter
239584263
Area
2.7616885729919E+15
Altitude
69162019.368324
Surface area
2.7616885729919E+15
Volume
6.0026753040683E+22
Height
37647034.896196