636691381 (number)

636691381 is an odd 9-digits composite number following 636691380 and preceding 636691382. In scientific notation, it is written as 6.36691381 × 10^8. The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors. There are 627389952 positive integers (up to 636691381) that are relatively prime to 636691381.

Interesting facts

Basic properties

Name

Name six hundred thirty-six million six hundred ninety-one thousand three hundred eighty-one

Notation

Scientific notation 6.36691381 × 10^8
Engineering notation 6.36691381 × 10^6

Prime Factorization of 636691381

Prime Factorization 113 × 173 × 32569

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 636691381
Product of the distinct prime numbers

The prime factorization of 636691381 is 113 × 173 × 32569. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 636691381)

Multiplication

n×y
n×2 1273382762
n×3 1910074143
n×4 2546765524
n×5 3183456905

Division

n÷y
n÷2 318345690.5
n÷3 212230460.33333
n÷3 159172845.25
n÷5 127338276.2

Exponentiation

ny
n2 405375914639687161
n3 2.5809935091608E+26
n4 1.6432963216996E+35
n5 1.0462726044552E+44

Nth Root

y√n
2√n 25232.744222538
3√n 860.2862671482
4√n 158.84817978982
5√n 57.648205663981

Divisors of 636691381

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 -636691380
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 636691381 can be divided by 8 positive divisors. The sum of these divisors (counting 636691381) is 1, the average is 0.125.

Base conversion 636691381

Base System Value
2 Binary 100101111100110010001110110101
3 Ternary 1122101001021101021
4 Quaternary 211330302032311
5 Quinary 2300443111011
6 Senary 143102301141
8 Octal 4574621665
10 Decimal 636691381
12 Duodecimal 1592877b1
16 Hexadecimal 25f323b5
20 Vigesimal 9ij6891
36 Base36 aj2i7p

Cryptographic Hash Functions

md5 7f904f52b7a6b1de1aef222791766f9a
sha1 9afd55f6601891bba38ebb3a355bcc6ff3e221c5
sha256 7bfe4eccdc71067f7111fec007bf1d7305b09da6b5de08ccda2fc61d5835ac78
sha512 afe477d63bd10786f2b9c2049b1a6e33a5e385fc98b7479e21c2e5213eab3ca8e5ac1ab44e9fcb4210cf292381ff6b97076f6dd35abbb07235acb6057261e4e9
ripemd-160 16eccce1df80b257f720ad82d290f6871fb81164

636691381 as geometric shapes

Circle

Radius = n
Diameter 1273382762
Circumference 4000449930.3071
Area 1.2735259953743E+18

Sphere

Radius = n
Volume 1.081124032979E+27
Surface area 5.0941039814971E+18
Circumference 4000449930.3071

Square

Length = n
Perimeter 2546765524
Area 405375914639687161
Diagonal 900417586.05626

Cube

Length = n
Surface area 2432255487838122966
Volume 2.5809935091608E+26
Space diagonal 1102781820.6332

Equilateral Triangle

Length = n
Perimeter 1910074143
Area 1.7553292008016E+17
Altitude 551390910.3166

Triangular Pyramid

Length = n
Surface area 1.7553292008016E+17
Volume 3.0417300208768E+25
Height 300139195.35209