1998695937 is an odd 10-digits composite number following 1998695936
and preceding 1998695938 . In scientific notation, it is written as 1.998695937 × 10^9.
The sum of its digits is 66. It has a total of 3 prime factors and 8 positive divisors.
There are 1066655520 positive integers (up to 1998695937) that are relatively prime to 1998695937.
1998695937 has 8 divisors, whose sum is 2284531200
The reverse of 1998695937 is 7395968991
Previous prime number is 7
Is Prime? no Number parity odd Number length 10 Sum of Digits 66 Digital Root 3
Name
one billion nine hundred ninety-eight million six hundred ninety-five thousand nine hundred thirty-seven
Scientific notation
1.998695937 × 10^9
Engineering notation
1.998695937 × 10^9
Prime Factorization
28329 × 7 × 10079
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1998695937 Product of the distinct prime numbers
The prime factorization of 1998695937 is 28329 × 7 × 10079.
Since it has a total of 3 prime factors.
5 , 5 , 53 , 12 , 962 , 549 , 9983 , 5597 , 22324 , 59216 , 813144 , 146037 , 589588 , 4021776 , 19693994 , 73204388 , 488194963 , 80710993 , 5627941418 , 8306721626
n×2
3997391874
n×3
5996087811
n×4
7994783748
n×5
9993479685
n÷2
999347968.5
n÷3
666231979
n÷3
499673984.25
n÷5
399739187.4
n2
3994785448580307969
n3
7.9843614452642E+27
n4
1.5958310780189E+37
n5
3.1895810917747E+46
2 √n44706.777305013
3 √n1259.647154286
4 √n211.43977228755
5 √n72.468512318287
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
-1998695936 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 1998695937 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998695937) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111001000011010111000000001
3
Ternary
12011021220021101110
4
Quaternary
1313020122320001
5
Quinary
13043131232222
6
Senary
530154553533
8
Octal
16710327001
10
Decimal
1998695937
12
Duodecimal
4794388a9
16
Hexadecimal
7721ae01
20
Vigesimal
1b4bgjgh
36
Base36
x1yznl
md5
e56756f800e952db2826898faa952866
sha1
faab31517252cec04f1463b290ce107609ab5f90
sha256
045c519f3c68a6402cf44633e5121a4914010ee548725ca909136e3626b6ec54
sha512
968ad4ba6a0eccd2756a09ba8df97c60ae545995a4e7cc57688f0591591ed9d1cca2c4bed87d8dea515befea145c44a4de7561b5741d4f72872224f4e923fcd2
ripemd-160
291937936a12d10125609a1e952d7906acedaaf7
Diameter
3997391874
Circumference
12558176944.878
Area
1.2549988617927E+19
Volume
3.3444815013397E+28
Surface area
5.0199954471709E+19
Circumference
12558176944.878
Perimeter
7994783748
Area
3994785448580307969
Diagonal
2826582901.1654
Surface area
2.3968712691482E+19
Volume
7.9843614452642E+27
Space diagonal
3461842911.7655
Perimeter
5996087811
Area
1.7297928405695E+18
Altitude
1730921455.8827
Surface area
1.7297928405695E+18
Volume
9.4096602023179E+26
Height
942194300.38847