1998917434 is an even 10-digits composite number following 1998917433
and preceding 1998917435 . In scientific notation, it is written as 1.998917434 × 10^9.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 997072956 positive integers (up to 1998917434) that are relatively prime to 1998917434.
1998917434 has 8 divisors, whose sum is 3005533440
The reverse of 1998917434 is 4347198991
Previous prime number is 419
Is Prime? no Number parity even Number length 10 Sum of Digits 55 Digital Root 1
Name
one billion nine hundred ninety-eight million nine hundred seventeen thousand four hundred thirty-four
Scientific notation
1.998917434 × 10^9
Engineering notation
1.998917434 × 10^9
Prime Factorization
2 × 419 × 2385343
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1998917434 Product of the distinct prime numbers
The prime factorization of 1998917434 is 2 × 419 × 2385343.
Since it has a total of 3 prime factors.
8 , 9 , 51 , 27 , 141 , 67 , 4182 , 9322 , 64593 , 75135 , 297061 , 354100 , 5693006 , 1878955 , 56715019 , 53912579 , 789776385 , 211031481 , 1352665882 , 5944653904
n×2
3997834868
n×3
5996752302
n×4
7995669736
n×5
9994587170
n÷2
999458717
n÷3
666305811.33333
n÷3
499729358.5
n÷5
399783486.8
n2
3995670907949144356
n3
7.9870162384262E+27
n4
1.5965386004631E+37
n5
3.1913488425197E+46
2 √n44709.254455873
3 √n1259.6936842517
4 √n211.44563002312
5 √n72.470118450194
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
-1998917433 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 1998917434 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998917434) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111001001010000111100111010
3
Ternary
12011022022112020001
4
Quaternary
1313021100330322
5
Quinary
13043210324214
6
Senary
530203423214
8
Octal
16711207472
10
Decimal
1998917434
12
Duodecimal
479524b0a
16
Hexadecimal
77250f3a
20
Vigesimal
1b4d4dbe
36
Base36
x23qka
md5
f109b5e7a30031b5a934eaf791d8522f
sha1
def82390ff141576fb35ef5f18d1f4588bd90cec
sha256
2ba79266d49bbbe9bc74f4f7b4fabbcfe5ad4051c78738795beb222fee15e91f
sha512
3bc6218f15836d52c26f17f64179e4ceeb190de9fa15a2cb20a5267e3b8e169960731c0eec32c14565144b9b245157d4d874fb26dd1089e4071227886e7e2d23
ripemd-160
2557db8018b81c251198c85bd5d19f29f347b12e
Diameter
3997834868
Circumference
12559568651.574
Area
1.2552770370575E+19
Volume
3.3455935384989E+28
Surface area
5.0211081482302E+19
Circumference
12559568651.574
Perimeter
7995669736
Area
3995670907949144356
Diagonal
2826896145.2268
Surface area
2.3974025447695E+19
Volume
7.9870162384262E+27
Space diagonal
3462226555.8232
Perimeter
5996752302
Area
1.7301762557232E+18
Altitude
1731113277.9116
Surface area
1.7301762557232E+18
Volume
9.4127889060637E+26
Height
942298715.07561