79988939 is an odd 8-digits composite number following 79988938
and preceding 79988940 . In scientific notation, it is written as 7.9988939 × 10^7.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 79937256 positive integers (up to 79988939) that are relatively prime to 79988939.
79988939 has 4 divisors, whose sum is 80040624
The reverse of 79988939 is 93988997
Previous prime number is 1597
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
seventy-nine million nine hundred eighty-eight thousand nine hundred thirty-nine
Scientific notation
7.9988939 × 10^7
Engineering notation
7.9988939 × 10^6
Prime Factorization
1597 × 50087
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79988939
Product of the distinct prime numbers
The prime factorization of 79988939 is 1597 × 50087.
Since it has a total of 2 prime factors.
7 , 4 , 59 , 27 , 817 , 749 , 987 , 6347 , 9258 , 22047 , 821330 , 727710 , 7418763 , 7707529 , 5614315 , 29720586 , 951730522 , 488041218 , 7656932706 , 3824476739
n×2
159977878
n×3
239966817
n×4
319955756
n×5
399944695
n÷2
39994469.5
n÷3
26662979.666667
n÷3
19997234.75
n÷5
15997787.8
n2
6398230362345721
n3
5.1178765816162E+23
n4
4.0937351769643E+31
n5
3.2745353335235E+39
2 √n
8943.6535599273
3 √n
430.86707858932
4 √n
94.57089171583
5 √n
38.072025900276
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
-79988938
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 79988939 can be divided by 4 positive divisors.
The sum of these divisors (counting 79988939) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001001000100011001011
3
Ternary
12120111212012022
4
Quaternary
10301020203023
5
Quinary
130434121224
6
Senary
11534235055
8
Octal
461104313
10
Decimal
79988939
12
Duodecimal
22955a8b
16
Hexadecimal
4c488cb
20
Vigesimal
14jic6j
36
Base36
1bmfuz
md5
0a5c40d128b3b6e3dd0da6bc43c2d69b
sha1
20d9b1c592eb0bd5fbe224a1b3eccd2c4e433afa
sha256
78afa5eb4dc71fba6dde394a0eeffb2c369926b72cae8105a3d3feac0aad4a5b
sha512
8cdf8e847f15227d4e204816e86c1054ac899eaa4f9639a5147833d2d9f486403d49be6cdfffae5b82a278f8ceee5490b904adbfb9990504238eb0e562a2db1c
ripemd-160
c3bdf81dfb31589528af90bb9a3fd3aeedbd3b16
Diameter
159977878
Circumference
502585326.26168
Area
2.010063350232E+16
Volume
2.143771129438E+24
Surface area
8.0402534009282E+16
Circumference
502585326.26168
Perimeter
319955756
Area
6398230362345721
Diagonal
113121442.37363
Surface area
38389382174074326
Volume
5.1178765816162E+23
Space diagonal
138544906.39153
Perimeter
239966817
Area
2.7705150165282E+15
Altitude
69272453.195764
Surface area
2.7705150165282E+15
Volume
6.0314753935611E+22
Height
37707147.457878