2018991693 is an odd 10-digits composite number following 2018991692
and preceding 2018991694 . In scientific notation, it is written as 2.018991693 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 1345522464 positive integers (up to 2018991693) that are relatively prime to 2018991693.
2018991693 has 8 divisors, whose sum is 2692932928
The reverse of 2018991693 is 3961998102
Previous prime number is 2887
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 48
Digital Root 3
Name
two billion eighteen million nine hundred ninety-one thousand six hundred ninety-three
Scientific notation
2.018991693 × 10^9
Engineering notation
2.018991693 × 10^9
Prime Factorization
3 × 2887 × 233113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2018991693
Product of the distinct prime numbers
The prime factorization of 2018991693 is 3 × 2887 × 233113.
Since it has a total of 3 prime factors.
6 , 1 , 20 , 46 , 261 , 739 , 9206 , 223 , 22175 , 4984 , 500979 , 360045 , 376088 , 5359401 , 88943846 , 87912600 , 34338539 , 843492983 , 953733044 , 9582038277
n×2
4037983386
n×3
6056975079
n×4
8075966772
n×5
10094958465
n÷2
1009495846.5
n÷3
672997231
n÷3
504747923.25
n÷5
403798338.6
n2
4076327456403006249
n3
8.2300712724255E+27
n4
1.6616445531825E+37
n5
3.3548465495942E+46
2 √n
44933.191440182
3 √n
1263.8964985369
4 √n
211.97450658082
5 √n
72.61509442217
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
-2018991692
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 2018991693 can be divided by 8 positive divisors.
The sum of these divisors (counting 2018991693) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000010101110101111001001101
3
Ternary
12012201002101221010
4
Quaternary
1320111311321031
5
Quinary
13113330213233
6
Senary
532201555433
8
Octal
17025657115
10
Decimal
2018991693
12
Duodecimal
4841a5b79
16
Hexadecimal
78575e4d
20
Vigesimal
1baidj4d
36
Base36
xe1zyl
md5
7510220f01f2fb5e5298764e25077574
sha1
58b0ff4f1525fd9d67a460ece2e2e0af3cac0ac7
sha256
24ec803f48bd13627cd0621a2a4c1b2e0792753c84cb9e3d8e5a6872fab1782a
sha512
db52c946d03401aea364702fcb5821d89e87abfdebc5964b1275f31c9ae4880fadc0abb0f34bda9cb8b39cf63b9d7750e8d097fa71a8733d283371eb0433558c
ripemd-160
374fbb808ed24a111a8f558bd08a58ba6b56e689
Diameter
4037983386
Circumference
12685698940.775
Area
1.2806160390662E+19
Volume
3.447404193063E+28
Surface area
5.1224641562648E+19
Circumference
12685698940.775
Perimeter
8075966772
Area
4076327456403006249
Diagonal
2855285434.5592
Surface area
2.4457964738418E+19
Volume
8.2300712724255E+27
Space diagonal
3496996192.3355
Perimeter
6056975079
Area
1.7651015656945E+18
Altitude
1748498096.1678
Surface area
1.7651015656945E+18
Volume
9.6992320106344E+26
Height
951761811.51974