638966038 (number)

638966038 is an even 9-digits composite number following 638966037 and preceding 638966039. In scientific notation, it is written as 6.38966038 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 315633744 positive integers (up to 638966038) that are relatively prime to 638966038.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.38966038 × 10^8
Engineering notation 6.38966038 × 10^6

Prime Factorization of 638966038

Prime Factorization 2 × 83 × 3849193

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 638966038
Product of the distinct prime numbers

The prime factorization of 638966038 is 2 × 83 × 3849193. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 7, 34, 55, 511, 954, 9776, 5014, 36390, 97611, 873795, 894271, 1613915, 9251065, 96660020, 69260060, 742087945, 378012936, 8559631846, 3626411851

Basic calculations (n = 638966038)

Multiplication

n×y
n×2 1277932076
n×3 1916898114
n×4 2555864152
n×5 3194830190

Division

n÷y
n÷2 319483019
n÷3 212988679.33333
n÷3 159741509.5
n÷5 127793207.6

Exponentiation

ny
n2 408277597717417444
n3 2.6087551901766E+26
n4 1.6669059679791E+35
n5 1.0650963020781E+44

Nth Root

y√n
2√n 25277.777552625
3√n 861.30954178523
4√n 158.98986619475
5√n 57.689337963923

Divisors of 638966038

1, 2, 83, 166, 3849193, 7698386, 319483019, 638966038

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 -638966037
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 638966038 can be divided by 8 positive divisors. The sum of these divisors (counting 638966038) is 1, the average is 0.125.

Base conversion 638966038

Base System Value
2 Binary 100110000101011101100100010110
3 Ternary 1122112022211121211
4 Quaternary 212011131210112
5 Quinary 2302033403123
6 Senary 143223132034
8 Octal 4605354426
10 Decimal 638966038
12 Duodecimal 159ba401a
16 Hexadecimal 2615d916
20 Vigesimal 9jdaf1i
36 Base36 akf9cm

Cryptographic Hash Functions

md5 3fe41ea076b214bed7d3413777f83ab6
sha1 fdd3e8a304297f43a1a54634e94286fc8c9e200a
sha256 77eeac6ed1c0f872527341af825e9268fedfed53ac8a97c65d95f1614b03b30f
sha512 b30e356a482220692e0be1e93fc060dfe6494d2bc4c60d8e42f21fc5f0657c7289ad72b04f252c7de0b2828777104238562187fb3b07bc8ad7ac59cc18e2a7d7
ripemd-160 c56a25b378ccd131d8126142a082ca56fa60dc54

638966038 as geometric shapes

Circle

Radius = n
Diameter 1277932076
Circumference 4014742021.7484
Area 1.2826419016143E+18

Sphere

Radius = n
Volume 1.0927528187297E+27
Surface area 5.1305676064573E+18
Circumference 4014742021.7484

Square

Length = n
Perimeter 2555864152
Area 408277597717417444
Diagonal 903634436.8354

Cube

Length = n
Surface area 2449665586304504664
Volume 2.6087551901766E+26
Space diagonal 1106721642.127

Equilateral Triangle

Length = n
Perimeter 1916898114
Area 1.7678938570968E+17
Altitude 553360821.06349

Triangular Pyramid

Length = n
Surface area 1.7678938570968E+17
Volume 3.0744474757157E+25
Height 301211478.94513