638966028 (number)

638966028 is an even 9-digits composite number following 638966027 and preceding 638966029. In scientific notation, it is written as 6.38966028 × 10^8. The sum of its digits is 48. It has a total of 5 prime factors and 24 positive divisors. There are 212805376 positive integers (up to 638966028) that are relatively prime to 638966028.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.38966028 × 10^8
Engineering notation 6.38966028 × 10^6

Prime Factorization of 638966028

Prime Factorization 2 × 2 × 3 × 1193 × 44633

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 319483014
Product of the distinct prime numbers

The prime factorization of 638966028 is 2 × 2 × 3 × 1193 × 44633. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 9, 19, 100, 607, 218, 5358, 7846, 26784, 3246, 14591, 462416, 4155602, 2215601, 64575710, 60175044, 117613792, 739801026, 5367314741, 5969526996

Basic calculations (n = 638966028)

Multiplication

n×y
n×2 1277932056
n×3 1916898084
n×4 2555864112
n×5 3194830140

Division

n÷y
n÷2 319483014
n÷3 212988676
n÷3 159741507
n÷5 127793205.6

Exponentiation

ny
n2 408277584938096784
n3 2.6087550676933E+26
n4 1.6669058636288E+35
n5 1.0650962187328E+44

Nth Root

y√n
2√n 25277.777354823
3√n 861.30953729199
4√n 158.98986557269
5√n 57.689337783352

Divisors of 638966028

1, 2, 3, 4, 6, 12, 1193, 2386, 3579, 4772, 7158, 14316, 44633, 89266, 133899, 178532, 267798, 535596, 53247169, 106494338, 159741507, 212988676, 319483014, 638966028

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638966027
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638966028 can be divided by 24 positive divisors. The sum of these divisors (counting 638966028) is 1, the average is 0.041666666666667.

Base conversion 638966028

Base System Value
2 Binary 100110000101011101100100001100
3 Ternary 1122112022211121110
4 Quaternary 212011131210030
5 Quinary 2302033403103
6 Senary 143223132020
8 Octal 4605354414
10 Decimal 638966028
12 Duodecimal 159ba4010
16 Hexadecimal 2615d90c
20 Vigesimal 9jdaf18
36 Base36 akf9cc

Cryptographic Hash Functions

md5 2eac929f146757fa5f51baa372f43073
sha1 efc40c29ed7596180a3f2998222a40ead52a2ac8
sha256 fdffa38366795d2b2152fc34c9a4b89c28cb29f6efb78c9e61a047dcf60e9ebb
sha512 0bd7cae2d6bc1ededad890beb43d049f032220aa00eea6e0818143ede69cfd7ca0ae1e3a0a573286e0a928039965f68942398de658ea79d9f6ab023103576902
ripemd-160 be97d0c507e13be931c0a2fa74947c5cff609185

638966028 as geometric shapes

Circle

Radius = n
Diameter 1277932056
Circumference 4014741958.9165
Area 1.2826418614669E+18

Sphere

Radius = n
Volume 1.092752767424E+27
Surface area 5.1305674458676E+18
Circumference 4014741958.9165

Square

Length = n
Perimeter 2555864112
Area 408277584938096784
Diagonal 903634422.69327

Cube

Length = n
Surface area 2449665509628580704
Volume 2.6087550676933E+26
Space diagonal 1106721624.8065

Equilateral Triangle

Length = n
Perimeter 1916898084
Area 1.7678938017608E+17
Altitude 553360812.40324

Triangular Pyramid

Length = n
Surface area 1.7678938017608E+17
Volume 3.0744473313678E+25
Height 301211474.23109