1998492770 is an even 10-digits composite number following 1998492769
and preceding 1998492771 . In scientific notation, it is written as 1.998492770 × 10^9.
The sum of its digits is 56. It has a total of 4 prime factors and 16 positive divisors.
There are 718660800 positive integers (up to 1998492770) that are relatively prime to 1998492770.
1998492770 has 16 divisors, whose sum is 3031167744
The reverse of 1998492770 is 0772948991
Previous prime number is 3013
Is Prime? no
Number parity even
Number length 10
Sum of Digits 56
Digital Root 2
Name
one billion nine hundred ninety-eight million four hundred ninety-two thousand seven hundred seventy
Scientific notation
1.998492770 × 10^9
Engineering notation
1.998492770 × 10^9
Prime Factorization
2 × 95 × 3013 × 3491
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1998492770
Product of the distinct prime numbers
The prime factorization of 1998492770 is 2 × 95 × 3013 × 3491.
Since it has a total of 4 prime factors.
1 , 6 , 53 , 73 , 199 , 513 , 8241 , 9313 , 57305 , 99395 , 90744 , 745013 , 4664479 , 6063822 , 51156540 , 96668587 , 816824224 , 101991864 , 5761516209 , 6404839474
n×2
3996985540
n×3
5995478310
n×4
7993971080
n×5
9992463850
n÷2
999246385
n÷3
666164256.66667
n÷3
499623192.5
n÷5
399698554
n2
3993973351742272900
n3
7.9819268670296E+27
n4
1.5951823134427E+37
n5
3.1879603202472E+46
2 √n
44704.505030254
3 √n
1259.6044718882
4 √n
211.4343988812
5 √n
72.46703897673
1 , 2 , 95 , 190 , 3013 , 3491 , 6026 , 6982 , 286235 , 331645 , 572470 , 663290 , 10518383 , 21036766 , 999246385 , 1998492770
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
-1998492769
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 1998492770 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998492770) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000111101001010001100010
3
Ternary
12011021111221200202
4
Quaternary
1313013221101202
5
Quinary
13043103232040
6
Senary
530150345202
8
Octal
16707512142
10
Decimal
1998492770
12
Duodecimal
47935b202
16
Hexadecimal
771e9462
20
Vigesimal
1b4abbia
36
Base36
x1umw2
md5
38fddae6241403146175aca34ceff9e5
sha1
2e1bf4325e14c92f971a324546b0246fe4b88cf9
sha256
0d5d6a269c1af13c96043245f60a8f2da3a5cebed2a0e5b28e2de520d1cce6f1
sha512
ccb80bfe6ea346e3b5cf4b6ba207b2fe5b134d39be08f4054c3256bf62d565c1ae6321e9962680ed05a93c25ebc4d2ca9592868b5359061973da6e3ed45bb8b9
ripemd-160
257c8ece9f91d22bc17b7ffc1897d3fd2ca43583
Diameter
3996985540
Circumference
12556900408.969
Area
1.2547437340467E+19
Volume
3.3434617075935E+28
Surface area
5.0189749361868E+19
Circumference
12556900408.969
Perimeter
7993971080
Area
3993973351742272900
Diagonal
2826295579.6386
Surface area
2.3963840110454E+19
Volume
7.9819268670296E+27
Space diagonal
3461491016.1991
Perimeter
5995478310
Area
1.7294411923234E+18
Altitude
1730745508.0995
Surface area
1.7294411923234E+18
Volume
9.4067910243529E+26
Height
942098526.54619