1998003894 (number)

1998003894 is an even 10-digits composite number following 1998003893 and preceding 1998003895. In scientific notation, it is written as 1.998003894 × 10^9. The sum of its digits is 51. It has a total of 5 prime factors and 32 positive divisors. There are 642604032 positive integers (up to 1998003894) that are relatively prime to 1998003894.

Interesting facts

Basic properties

Name

Name one billion nine hundred ninety-eight million three thousand eight hundred ninety-four

Notation

Scientific notation 1.998003894 × 10^9
Engineering notation 1.998003894 × 10^9

Prime Factorization of 1998003894

Prime Factorization 2 × 3 × 29 × 2017 × 5693

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 1998003894
Product of the distinct prime numbers

The prime factorization of 1998003894 is 2 × 3 × 29 × 2017 × 5693. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1998003894)

Multiplication

n×y
n×2 3996007788
n×3 5994011682
n×4 7992015576
n×5 9990019470

Division

n÷y
n÷2 999001947
n÷3 666001298
n÷3 499500973.5
n÷5 399600778.8

Exponentiation

ny
n2 3992019560439163236
n3 7.9760706266816E+27
n4 1.5936220170929E+37
n5 3.1840629957157E+46

Nth Root

y√n
2√n 44699.036835261
3√n 1259.5017543763
4√n 211.42146729994
5√n 72.463493218274

Divisors of 1998003894

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1998003893
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1998003894 can be divided by 32 positive divisors. The sum of these divisors (counting 1998003894) is 1, the average is 0.03125.

Base conversion 1998003894

Base System Value
2 Binary 1110111000101110001111010110110
3 Ternary 12011020121010002020
4 Quaternary 1313011301322312
5 Quinary 13042442111034
6 Senary 530132054010
8 Octal 16705617266
10 Decimal 1998003894
12 Duodecimal 479164306
16 Hexadecimal 77171eb6
20 Vigesimal 1b47a9ee
36 Base36 x1k5o6

Cryptographic Hash Functions

md5 5cf1f3d1aa4ce4553ccaa45462eba701
sha1 a875b255aa4fc7b2c585483e22929a78affc5ab0
sha256 c762d5dac694fe8a76f0f8b5caa7f02de0150e1e1b8cc6279ef77822151c58e1
sha512 6e061119641127126b9654e848ce148230db36ed248efc6e10bed5cb2dfb1473d2b3e459bf47062b1d9fa05feefa26c8c838b98ce93bb826de5d3050f1e7a4bf
ripemd-160 a486dfadf214298c7109975b42923c1609c6ea79

1998003894 as geometric shapes

Circle

Radius = n
Diameter 3996007788
Circumference 12553828710.468
Area 1.2541299324062E+19

Sphere

Radius = n
Volume 3.3410086513728E+28
Surface area 5.016519729625E+19
Circumference 12553828710.468

Square

Length = n
Perimeter 7992015576
Area 3992019560439163236
Diagonal 2825604204.5691

Cube

Length = n
Surface area 2.3952117362635E+19
Volume 7.9760706266816E+27
Space diagonal 3460644258.1285

Equilateral Triangle

Length = n
Perimeter 5994011682
Area 1.7285951758724E+18
Altitude 1730322129.0642

Triangular Pyramid

Length = n
Surface area 1.7285951758724E+18
Volume 9.3998893789157E+26
Height 941868068.18969