1998979853 is an odd 10-digits composite number following 1998979852
and preceding 1998979854 . In scientific notation, it is written as 1.998979853 × 10^9.
The sum of its digits is 68. It has a total of 4 prime factors and 16 positive divisors.
There are 1808262144 positive integers (up to 1998979853) that are relatively prime to 1998979853.
1998979853 has 16 divisors, whose sum is 2195953200
The reverse of 1998979853 is 3589798991
Previous prime number is 1873
Is Prime? no Number parity odd Number length 10 Sum of Digits 68 Digital Root 5
Name
one billion nine hundred ninety-eight million nine hundred seventy-nine thousand eight hundred fifty-three
Scientific notation
1.998979853 × 10^9
Engineering notation
1.998979853 × 10^9
Prime Factorization
13 × 53 × 1873 × 1549
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1998979853 Product of the distinct prime numbers
The prime factorization of 1998979853 is 13 × 53 × 1873 × 1549.
Since it has a total of 4 prime factors.
6 , 6 , 21 , 55 , 71 , 514 , 8271 , 6608 , 59696 , 23106 , 355047 , 56157 , 6639645 , 9161236 , 57520993 , 13199354 , 709093413 , 315328981 , 672699636 , 8964276691
n×2
3997959706
n×3
5996939559
n×4
7995919412
n×5
9994899265
n÷2
999489926.5
n÷3
666326617.66667
n÷3
499744963.25
n÷5
399795970.6
n2
3995920452699901609
n3
7.9877644791377E+27
n4
1.5967380264305E+37
n5
3.1918471453536E+46
2 √n44709.952505007
3 √n1259.7067960158
4 √n211.44728067537
5 √n72.470571040756
1 , 13 , 53 , 689 , 1549 , 1873 , 20137 , 24349 , 82097 , 99269 , 1067261 , 1290497 , 2901277 , 37716601 , 153767681 , 1998979853
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
-1998979852 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 1998979853 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998979853) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111001001100000001100001101
3
Ternary
12011022102200211212
4
Quaternary
1313021200030031
5
Quinary
13043214323403
6
Senary
530205024205
8
Octal
16711401415
10
Decimal
1998979853
12
Duodecimal
479555065
16
Hexadecimal
7726030d
20
Vigesimal
1b4dc9cd
36
Base36
x252q5
md5
9e9467f8c59c9f8fe8936f53c062ee6f
sha1
3c7d49d83b74450dffb119ccfe57859afb5bfdd5
sha256
76d64a95d954cd467fc61209a747dfc7d890236f2b5a6638a0618e0252b8ccf8
sha512
50deec56707269109e3b24a15c110971fc5c1410a853fc6255cf1285cc84bf3c57b3e7f5b6ea3aaecb645ee60803fad8e8e5fa0a631babb9083abd6ef907b9df
ripemd-160
4b214cc77b43128495d9d92f19854ce64464ee9e
Diameter
3997959706
Circumference
12559960841.718
Area
1.2553554338531E+19
Volume
3.3459069608353E+28
Surface area
5.0214217354125E+19
Circumference
12559960841.718
Perimeter
7995919412
Area
3995920452699901609
Diagonal
2826984419.0232
Surface area
2.3975522716199E+19
Volume
7.9877644791377E+27
Space diagonal
3462334668.7026
Perimeter
5996939559
Area
1.73028431177E+18
Altitude
1731167334.3513
Surface area
1.73028431177E+18
Volume
9.4136707161989E+26
Height
942328139.67439