638605764 (number)

638605764 is an even 9-digits composite number following 638605763 and preceding 638605765. In scientific notation, it is written as 6.38605764 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 203037120 positive integers (up to 638605764) that are relatively prime to 638605764.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six hundred five thousand seven hundred sixty-four

Notation

Scientific notation 6.38605764 × 10^8
Engineering notation 6.38605764 × 10^6

Prime Factorization of 638605764

Prime Factorization 2 × 2 × 9 × 23 × 443 × 1741

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 319302882
Product of the distinct prime numbers

The prime factorization of 638605764 is 2 × 2 × 9 × 23 × 443 × 1741. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 7, 15, 10, 994, 724, 6629, 6813, 60854, 57630, 43292, 294477, 3025301, 4833817, 20180140, 20124210, 773914948, 49377631, 2328389546, 159178589

Basic calculations (n = 638605764)

Multiplication

n×y
n×2 1277211528
n×3 1915817292
n×4 2554423056
n×5 3193028820

Division

n÷y
n÷2 319302882
n÷3 212868588
n÷3 159651441
n÷5 127721152.8

Exponentiation

ny
n2 407817321814023696
n3 2.6043449236948E+26
n4 1.6631496797156E+35
n5 1.0620969718612E+44

Nth Root

y√n
2√n 25270.650248856
3√n 861.14763136808
4√n 158.96745028104
5√n 57.682830995971

Divisors of 638605764

1, 2, 4, 9, 18, 23, 36, 46, 92, 207, 414, 443, 828, 886, 1741, 1772, 3482, 3987, 6964, 7974, 10189, 15669, 15948, 20378, 31338, 40043, 40756, 62676, 80086, 91701, 160172, 183402, 360387, 366804, 720774, 771263, 1441548, 1542526, 3085052, 6941367, 13882734, 17739049, 27765468, 35478098, 70956196, 159651441, 319302882, 638605764

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638605763
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638605764 can be divided by 48 positive divisors. The sum of these divisors (counting 638605764) is 1, the average is 0.020833333333333.

Base conversion 638605764

Base System Value
2 Binary 100110000100000101100111000100
3 Ternary 1122111122112102100
4 Quaternary 212010011213010
5 Quinary 2301440341024
6 Senary 143211312100
8 Octal 4604054704
10 Decimal 638605764
12 Duodecimal 159a4b630
16 Hexadecimal 261059c4
20 Vigesimal 9jb5e84
36 Base36 ak7jd0

Cryptographic Hash Functions

md5 f272ea799f01d8b0e2eecd6b82bbc216
sha1 f31dd9f58b3d09fd6444a9bb72aad1de1f535bda
sha256 9b3eb3583facfccdee8495041b4cbfa557322917fdff94d73688ba0dc33f06a6
sha512 df71e9a0e93adedb76d00e3b9035ee7c82c02792ae4f4dcc663271c09480790c3fdfb931c7c9deee772b59969f076bb039b6e885d581653e92d7264742605576
ripemd-160 90c5f9fe0e7ff870bd95daf30536b581dd41707c

638605764 as geometric shapes

Circle

Radius = n
Diameter 1277211528
Circumference 4012478353.445
Area 1.2811959022176E+18

Sphere

Radius = n
Volume 1.0909054506258E+27
Surface area 5.1247836088704E+18
Circumference 4012478353.445

Square

Length = n
Perimeter 2554423056
Area 407817321814023696
Diagonal 903124932.45843

Cube

Length = n
Surface area 2446903930884142176
Volume 2.6043449236948E+26
Space diagonal 1106097629.2543

Equilateral Triangle

Length = n
Perimeter 1915817292
Area 1.7659008039714E+17
Altitude 553048814.62717

Triangular Pyramid

Length = n
Surface area 1.7659008039714E+17
Volume 3.0692499268222E+25
Height 301041644.15281