79897979 is an odd 8-digits composite number following 79897978
and preceding 79897980 . In scientific notation, it is written as 7.9897979 × 10^7.
The sum of its digits is 65. It has a total of 4 prime factors and 12 positive divisors.
There are 67024944 positive integers (up to 79897979) that are relatively prime to 79897979.
79897979 has 12 divisors, whose sum is 94922784
The reverse of 79897979 is 97979897
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 65
Digital Root 2
Name
seventy-nine million eight hundred ninety-seven thousand nine hundred seventy-nine
Scientific notation
7.9897979 × 10^7
Engineering notation
7.9897979 × 10^6
Prime Factorization
7 × 7 × 47 × 34693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
11413997
Product of the distinct prime numbers
The prime factorization of 79897979 is 7 × 7 × 47 × 34693.
Since it has a total of 4 prime factors.
9 , 10 , 5 , 75 , 675 , 899 , 7271 , 5796 , 34812 , 11008 , 933487 , 48465 , 4896043 , 8095838 , 68203775 , 19603984 , 250698866 , 65123761 , 5879599588 , 5855615553
n×2
159795958
n×3
239693937
n×4
319591916
n×5
399489895
n÷2
39948989.5
n÷3
26632659.666667
n÷3
19974494.75
n÷5
15979595.8
n2
6383687048284441
n3
5.100436937264E+23
n4
4.0751460330435E+31
n5
3.2559593217004E+39
2 √n
8938.5669433081
3 √n
430.7036954389
4 √n
94.543994750106
5 √n
38.063363183157
1 , 7 , 47 , 49 , 329 , 2303 , 34693 , 242851 , 1630571 , 1699957 , 11413997 , 79897979
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-79897978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 79897979 can be divided by 12 positive divisors.
The sum of these divisors (counting 79897979) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110000110010010101111011
3
Ternary
12120100020102102
4
Quaternary
10300302111323
5
Quinary
130423213404
6
Senary
11532254015
8
Octal
460622573
10
Decimal
79897979
12
Duodecimal
2291130b
16
Hexadecimal
4c3257b
20
Vigesimal
14j74ij
36
Base36
1bkhob
md5
89589cfd0087fa132d7c75a9b057570b
sha1
61b311a4d1a0d8c23f82bbd1ea32681839243c63
sha256
8ff019d967c10f24ac6a51bf24de79848442683cfed544929c2d45e026f2502a
sha512
5a4f4831613766798c26d7561a1e781c4f11a4f22ac815c53308c9a767337cb04aa81074b3f967647d95daa0f96c75774b8b21650e117f3d338da983bd6d7052
ripemd-160
2174cd3fe1f1ddd4845d46b96a4ce72ba5990d05
Diameter
159795958
Circumference
502013807.72614
Area
2.0054944333707E+16
Volume
2.1364660282942E+24
Surface area
8.0219777334827E+16
Circumference
502013807.72614
Perimeter
319591916
Area
6383687048284441
Diagonal
112992805.508
Surface area
38302122289706646
Volume
5.100436937264E+23
Space diagonal
138387359.05007
Perimeter
239693937
Area
2.764217576812E+15
Altitude
69193679.525036
Surface area
2.764217576812E+15
Volume
6.0109225755896E+22
Height
37664268.502667