638966040 (number)

638966040 is an even 9-digits composite number following 638966039 and preceding 638966041. In scientific notation, it is written as 6.38966040 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors. There are 170142720 positive integers (up to 638966040) that are relatively prime to 638966040.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million nine hundred sixty-six thousand forty

Notation

Scientific notation 6.38966040 × 10^8
Engineering notation 6.38966040 × 10^6

Prime Factorization of 638966040

Prime Factorization 2 × 2 × 2 × 15 × 761 × 6997

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 159741510
Product of the distinct prime numbers

The prime factorization of 638966040 is 2 × 2 × 2 × 15 × 761 × 6997. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 9, 39, 83, 448, 573, 8864, 9788, 16263, 75082, 185935, 872135, 8552126, 1792144, 36208736, 96057181, 923452046, 918672026, 1229769779, 2177600409

Basic calculations (n = 638966040)

Multiplication

n×y
n×2 1277932080
n×3 1916898120
n×4 2555864160
n×5 3194830200

Division

n÷y
n÷2 319483020
n÷3 212988680
n÷3 159741510
n÷5 127793208

Exponentiation

ny
n2 408277600273281600
n3 2.6087552146732E+26
n4 1.6669059888491E+35
n5 1.0650963187472E+44

Nth Root

y√n
2√n 25277.777592186
3√n 861.30954268388
4√n 158.98986631916
5√n 57.689338000037

Divisors of 638966040

1, 2, 4, 8, 15, 30, 60, 120, 761, 1522, 3044, 6088, 6997, 11415, 13994, 22830, 27988, 45660, 55976, 91320, 104955, 209910, 419820, 839640, 5324717, 10649434, 21298868, 42597736, 79870755, 159741510, 319483020, 638966040

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 -638966039
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 638966040 can be divided by 32 positive divisors. The sum of these divisors (counting 638966040) is 1, the average is 0.03125.

Base conversion 638966040

Base System Value
2 Binary 100110000101011101100100011000
3 Ternary 1122112022211121220
4 Quaternary 212011131210120
5 Quinary 2302033403130
6 Senary 143223132040
8 Octal 4605354430
10 Decimal 638966040
12 Duodecimal 159ba4020
16 Hexadecimal 2615d918
20 Vigesimal 9jdaf20
36 Base36 akf9co

Cryptographic Hash Functions

md5 717c55f74f5cbc5b8065421cd83c16ae
sha1 a9ae6e41ad3b5c386182f7f1fb32cc451e3c9e04
sha256 ffa9c15495350fc81a75db4f8a86b0b2f8415be0eda999d4470bfef10314de80
sha512 32bf49c9d2be6d0a3d4b362a3c65defcacfc258b158050014c992100dd253c760e16fc680d0c74a2b6f358e53c44e7cb323993358ae67421dc3348239efebfa5
ripemd-160 96c7e7b0e4aa0d96bc316b05a72ff93ff564527d

638966040 as geometric shapes

Circle

Radius = n
Diameter 1277932080
Circumference 4014742034.3147
Area 1.2826419096438E+18

Sphere

Radius = n
Volume 1.0927528289909E+27
Surface area 5.1305676385752E+18
Circumference 4014742034.3147

Square

Length = n
Perimeter 2555864160
Area 408277600273281600
Diagonal 903634439.66383

Cube

Length = n
Surface area 2449665601639689600
Volume 2.6087552146732E+26
Space diagonal 1106721645.5911

Equilateral Triangle

Length = n
Perimeter 1916898120
Area 1.7678938681641E+17
Altitude 553360822.79554

Triangular Pyramid

Length = n
Surface area 1.7678938681641E+17
Volume 3.0744475045853E+25
Height 301211479.88794