1998609920 (number)

1998609920 is an even 10-digits composite number following 1998609919 and preceding 1998609921. In scientific notation, it is written as 1.998609920 × 10^9. The sum of its digits is 53. It has a total of 11 prime factors and 40 positive divisors. There are 799442944 positive integers (up to 1998609920) that are relatively prime to 1998609920.

Interesting facts

Basic properties

Name

Name one billion nine hundred ninety-eight million six hundred nine thousand nine hundred twenty

Notation

Scientific notation 1.998609920 × 10^9
Engineering notation 1.998609920 × 10^9

Prime Factorization of 1998609920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 780707

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 7807070
Product of the distinct prime numbers

The prime factorization of 1998609920 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 780707. Since it has a total of 11 prime factors.

Most popular turbo-numbers

9, 10, 10, 1, 435, 25, 7899, 226, 25241, 39670, 235043, 726420, 8464933, 5724601, 65687969, 80888220, 173477991, 676129936, 6039412677, 3136508061

Basic calculations (n = 1998609920)

Multiplication

n×y
n×2 3997219840
n×3 5995829760
n×4 7994439680
n×5 9993049600

Division

n÷y
n÷2 999304960
n÷3 666203306.66667
n÷3 499652480
n÷5 399721984

Exponentiation

ny
n2 3994441612322406400
n3 7.9833306312484E+27
n4 1.5955563794253E+37
n5 3.1888948078387E+46

Nth Root

y√n
2√n 44705.815281683
3√n 1259.6290837329
4√n 211.43749734066
5√n 72.467888548436

Divisors of 1998609920

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 780707, 1561414, 3122828, 3903535, 6245656, 7807070, 12491312, 15614140, 24982624, 31228280, 49965248, 62456560, 99930496, 124913120, 199860992, 249826240, 399721984, 499652480, 999304960, 1998609920

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1998609919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1998609920 can be divided by 40 positive divisors. The sum of these divisors (counting 1998609920) is 1, the average is 0.025.

Base conversion 1998609920

Base System Value
2 Binary 1110111001000000101111000000000
3 Ternary 12011021201220101122
4 Quaternary 1313020011320000
5 Quinary 13043121004140
6 Senary 530153051412
8 Octal 16710057000
10 Decimal 1998609920
12 Duodecimal 4793b6b68
16 Hexadecimal 77205e00
20 Vigesimal 1b4b64g0
36 Base36 x1x5a8

Cryptographic Hash Functions

md5 1207dd8c63c30f4cf02550973cd97785
sha1 b35757f339fc5bccf9bf45e9b011176183692d37
sha256 b491305b2cef093413f4eb668161fd5afe14b8fb6c075c558ee7e9c6069b70e9
sha512 1295f27f635c63042f5b14ac5a1ee7ae247164d63b7608aba3c8e6e6a6ef997e6367955bfe8a3a9747edfd8021171ae28b9a332b70ad37de413dbe0c895d9817
ripemd-160 8e39b8ed135c3a503ba39f0bd1a3aaf82b9cc50a

1998609920 as geometric shapes

Circle

Radius = n
Diameter 3997219840
Circumference 12557636484.127
Area 1.2548908424465E+19

Sphere

Radius = n
Volume 3.3440497149744E+28
Surface area 5.0195633697862E+19
Circumference 12557636484.127

Square

Length = n
Perimeter 7994439680
Area 3994441612322406400
Diagonal 2826461254.7574

Cube

Length = n
Surface area 2.3966649673934E+19
Volume 7.9833306312484E+27
Space diagonal 3461693925.9512

Equilateral Triangle

Length = n
Perimeter 5995829760
Area 1.7296439551024E+18
Altitude 1730846962.9756

Triangular Pyramid

Length = n
Surface area 1.7296439551024E+18
Volume 9.40844537635E+26
Height 942153751.5858