636689989 (number)

636689989 is an odd 9-digits composite number following 636689988 and preceding 636689990. In scientific notation, it is written as 6.36689989 × 10^8. The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors. There are 583084656 positive integers (up to 636689989) that are relatively prime to 636689989.

Interesting facts

Basic properties

Name

Name six hundred thirty-six million six hundred eighty-nine thousand nine hundred eighty-nine

Notation

Scientific notation 6.36689989 × 10^8
Engineering notation 6.36689989 × 10^6

Prime Factorization of 636689989

Prime Factorization 13 × 127 × 385639

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 636689989
Product of the distinct prime numbers

The prime factorization of 636689989 is 13 × 127 × 385639. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 636689989)

Multiplication

n×y
n×2 1273379978
n×3 1910069967
n×4 2546759956
n×5 3183449945

Division

n÷y
n÷2 318344994.5
n÷3 212229996.33333
n÷3 159172497.25
n÷5 127337997.8

Exponentiation

ny
n2 405374142092820121
n3 2.5809765806996E+26
n4 1.6432819507749E+35
n5 1.0462611671628E+44

Nth Root

y√n
2√n 25232.716639316
3√n 860.28564019905
4√n 158.8480929672
5√n 57.648180456675

Divisors of 636689989

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 -636689988
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 636689989 can be divided by 8 positive divisors. The sum of these divisors (counting 636689989) is 1, the average is 0.125.

Base conversion 636689989

Base System Value
2 Binary 100101111100110001111001000101
3 Ternary 1122101001012110201
4 Quaternary 211330301321011
5 Quinary 2300443034424
6 Senary 143102250501
8 Octal 4574617105
10 Decimal 636689989
12 Duodecimal 159286a31
16 Hexadecimal 25f31e45
20 Vigesimal 9ij64j9
36 Base36 aj2h51

Cryptographic Hash Functions

md5 f4f14fef90be5466709acd6b2f6b7b20
sha1 e767c58ef8829d6d605d82027e851da904a50a59
sha256 c5f2c06c7507f478572f093eabd74beeaddf650d31015d2d31f1e9c0747a1921
sha512 4faa70ef913127277531047f114f03eda2be291175fc758871eacb2315d4142704de8183ff5644d5bfdeb91663eca8663ecf77a017539cd4fcc6638e03efe82d
ripemd-160 3ba42feaf9fe924b0d3e0e2bcd12c0a91c5abe97

636689989 as geometric shapes

Circle

Radius = n
Diameter 1273379978
Circumference 4000441184.1131
Area 1.2735204267541E+18

Sphere

Radius = n
Volume 1.0811169420018E+27
Surface area 5.0940817070163E+18
Circumference 4000441184.1131

Square

Length = n
Perimeter 2546759956
Area 405374142092820121
Diagonal 900415617.47098

Cube

Length = n
Surface area 2432244852556920726
Volume 2.5809765806996E+26
Space diagonal 1102779409.6185

Equilateral Triangle

Length = n
Perimeter 1910069967
Area 1.7553215254485E+17
Altitude 551389704.80923

Triangular Pyramid

Length = n
Surface area 1.7553215254485E+17
Volume 3.041710070494E+25
Height 300138539.15699