1999798979 is an odd 10-digits composite number following 1999798978
and preceding 1999798980 . In scientific notation, it is written as 1.999798979 × 10^9.
The sum of its digits is 77. It has a total of 3 prime factors and 8 positive divisors.
There are 1952294400 positive integers (up to 1999798979) that are relatively prime to 1999798979.
1999798979 has 8 divisors, whose sum is 2047351152
The reverse of 1999798979 is 9798979991
Previous prime number is 2153
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 77
Digital Root 5
Name
one billion nine hundred ninety-nine million seven hundred ninety-eight thousand nine hundred seventy-nine
Scientific notation
1.999798979 × 10^9
Engineering notation
1.999798979 × 10^9
Prime Factorization
43 × 2153 × 21601
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1999798979
Product of the distinct prime numbers
The prime factorization of 1999798979 is 43 × 2153 × 21601.
Since it has a total of 3 prime factors.
10 , 5 , 95 , 25 , 767 , 329 , 5186 , 2300 , 98718 , 79032 , 241422 , 700455 , 3195706 , 9356725 , 17353812 , 37204191 , 769342812 , 572958614 , 966270097 , 4204137078
n×2
3999597958
n×3
5999396937
n×4
7999195916
n×5
9998994895
n÷2
999899489.5
n÷3
666599659.66667
n÷3
499949744.75
n÷5
399959795.8
n2
3999195956409442441
n3
7.9975879904485E+27
n4
1.5993568297762E+37
n5
3.198392155243E+46
2 √n
44719.112010415
3 √n
1259.8788367157
4 √n
211.4689386421
5 √n
72.476509349862
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1999798978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1999798979 can be divided by 8 positive divisors.
The sum of these divisors (counting 1999798979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111001100101000001011000011
3
Ternary
12011100222022110212
4
Quaternary
1313030220023003
5
Quinary
13043422031404
6
Senary
530234344335
8
Octal
16714501303
10
Decimal
1999798979
12
Duodecimal
47988b0ab
16
Hexadecimal
773282c3
20
Vigesimal
1b4ieh8j
36
Base36
x2mmrn
md5
97d228dabf4909ea957f5ca1fd3f07b3
sha1
857cc7192fa0b57ac184b4f838150092a55ed342
sha256
c2a67b752282257160067d259ecf387cf44c60f811fb6a86473b6ad31592ecde
sha512
15f974270c46e44e7c06053185801136e91188ab82251fbfa4a385b7a18bb1eb317b296a04dbb99acefa081e303117967a1193ab14465d99d3e2387e1189faa3
ripemd-160
40b4413b2cdc3d0d91c91b7933930e298cd4094e
Diameter
3999597958
Circumference
12565107562.166
Area
1.2563844636922E+19
Volume
3.3500218236308E+28
Surface area
5.0255378547688E+19
Circumference
12565107562.166
Perimeter
7999195916
Area
3999195956409442441
Diagonal
2828142838.1217
Surface area
2.3995175738457E+19
Volume
7.9975879904485E+27
Space diagonal
3463753436.5524
Perimeter
5999396937
Area
1.7317026464813E+18
Altitude
1731876718.2762
Surface area
1.7317026464813E+18
Volume
9.4252478353038E+26
Height
942714279.37389