1998188859 is an odd 10-digits composite number following 1998188858
and preceding 1998188860 . In scientific notation, it is written as 1.998188859 × 10^9.
The sum of its digits is 66. It has a total of 4 prime factors and 16 positive divisors.
There are 1326892128 positive integers (up to 1998188859) that are relatively prime to 1998188859.
1998188859 has 16 divisors, whose sum is 2674743552
The reverse of 1998188859 is 9588818991
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 66
Digital Root 3
Name
one billion nine hundred ninety-eight million one hundred eighty-eight thousand eight hundred fifty-nine
Scientific notation
1.998188859 × 10^9
Engineering notation
1.998188859 × 10^9
Prime Factorization
3 × 467 × 823 × 1733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1998188859
Product of the distinct prime numbers
The prime factorization of 1998188859 is 3 × 467 × 823 × 1733.
Since it has a total of 4 prime factors.
1 , 1 , 91 , 81 , 973 , 496 , 1850 , 4347 , 68287 , 18268 , 615859 , 358203 , 2498585 , 5101879 , 49346870 , 75295 , 198213081 , 615007375 , 5663914352 , 6643697026
n×2
3996377718
n×3
5994566577
n×4
7992755436
n×5
9990944295
n÷2
999094429.5
n÷3
666062953
n÷3
499547214.75
n÷5
399637771.8
n2
3992758716231721881
n3
7.9782859834494E+27
n4
1.5942122166044E+37
n5
3.1855370901007E+46
2 √n
44701.105791692
3 √n
1259.5406192578
4 √n
211.4263602101
5 √n
72.464834828645
1 , 3 , 467 , 823 , 1401 , 1733 , 2469 , 5199 , 384341 , 809311 , 1153023 , 1426259 , 2427933 , 4278777 , 666062953 , 1998188859
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998188858
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998188859 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998188859) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000110011111000100111011
3
Ternary
12011020221111210210
4
Quaternary
1313012133010323
5
Quinary
13043014020414
6
Senary
530140042203
8
Octal
16706370473
10
Decimal
1998188859
12
Duodecimal
479233363
16
Hexadecimal
7719f13b
20
Vigesimal
1b48dc2j
36
Base36
x1o4e3
md5
52add65e239ff5872b9963f2895b9380
sha1
3ac8a3a65e14cc8855f300cd60fbff1ffa16e965
sha256
42d0186cef8dd014ddd0e5b44962f24c097fc51f5ad3a204fe42a8923ab47c27
sha512
ec90eb81e03839bcc69cbb496764c7137e6a3aea0eed6af2461136293be8fb2f4b1cf00c6f2753e2250470cc5ac930e3ff8c1466f36f99aa4f4045bfc260b8d2
ripemd-160
e17bb38bf3a686f2f046f66d677a39273108be63
Diameter
3996377718
Circumference
12554990879.839
Area
1.254362145047E+19
Volume
3.3419366178457E+28
Surface area
5.0174485801881E+19
Circumference
12554990879.839
Perimeter
7992755436
Area
3992758716231721881
Diagonal
2825865784.5806
Surface area
2.395655229739E+19
Volume
7.9782859834494E+27
Space diagonal
3460964626.9061
Perimeter
5994566577
Area
1.7289152397192E+18
Altitude
1730482313.453
Surface area
1.7289152397192E+18
Volume
9.4025002019044E+26
Height
941955261.52687