638964028 (number)

638964028 is an even 9-digits composite number following 638964027 and preceding 638964029. In scientific notation, it is written as 6.38964028 × 10^8. The sum of its digits is 46. It has a total of 5 prime factors and 24 positive divisors. There are 315244800 positive integers (up to 638964028) that are relatively prime to 638964028.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.38964028 × 10^8
Engineering notation 6.38964028 × 10^6

Prime Factorization of 638964028

Prime Factorization 2 × 2 × 131 × 181 × 6737

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 319482014
Product of the distinct prime numbers

The prime factorization of 638964028 is 2 × 2 × 131 × 181 × 6737. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 7, 59, 27, 698, 246, 7357, 4289, 94029, 52134, 623292, 388054, 114913, 6036534, 95327706, 91781006, 333782985, 532953802, 27453601, 2888564066

Basic calculations (n = 638964028)

Multiplication

n×y
n×2 1277928056
n×3 1916892084
n×4 2555856112
n×5 3194820140

Division

n÷y
n÷2 319482014
n÷3 212988009.33333
n÷3 159741007
n÷5 127792805.6

Exponentiation

ny
n2 408275029077984784
n3 2.6087305711149E+26
n4 1.6668849936863E+35
n5 1.0650795497785E+44

Nth Root

y√n
2√n 25277.737794352
3√n 861.30863864177
4√n 158.98974116072
5√n 57.689301669125

Divisors of 638964028

1, 2, 4, 131, 181, 262, 362, 524, 724, 6737, 13474, 23711, 26948, 47422, 94844, 882547, 1219397, 1765094, 2438794, 3530188, 4877588, 159741007, 319482014, 638964028

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 -638964027
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 638964028 can be divided by 24 positive divisors. The sum of these divisors (counting 638964028) is 1, the average is 0.041666666666667.

Base conversion 638964028

Base System Value
2 Binary 100110000101011101000100111100
3 Ternary 1122112022201212101
4 Quaternary 212011131010330
5 Quinary 2302033322103
6 Senary 143223114444
8 Octal 4605350474
10 Decimal 638964028
12 Duodecimal 159ba2a24
16 Hexadecimal 2615d13c
20 Vigesimal 9jdaa18
36 Base36 akf7ss

Cryptographic Hash Functions

md5 2678c8d3ec728e4584d485abf18f8344
sha1 376507b8736c668f6a26d29d229686eec03966ff
sha256 64d14a97cf63f2711a375f742907cacc9385fadf477ee170cd8424d8ebc7b172
sha512 c5ed6e0d8c85b5ad28505bace300198e922dd7b5e48a70c1d80d8dd6d209794a3fa2151915a04ce02a1bdb52e3a2479f783070f182dfc7ed50758a8091311a99
ripemd-160 8734474be123d2135364736f7e77aa013b5d6977

638964028 as geometric shapes

Circle

Radius = n
Diameter 1277928056
Circumference 4014729392.5459
Area 1.2826338319956E+18

Sphere

Radius = n
Volume 1.0927425063213E+27
Surface area 5.1305353279822E+18
Circumference 4014729392.5459

Square

Length = n
Perimeter 2555856112
Area 408275029077984784
Diagonal 903631594.26614

Cube

Length = n
Surface area 2449650174467908704
Volume 2.6087305711149E+26
Space diagonal 1106718160.7049

Equilateral Triangle

Length = n
Perimeter 1916892084
Area 1.7678827345618E+17
Altitude 553359080.35243

Triangular Pyramid

Length = n
Surface area 1.7678827345618E+17
Volume 3.0744184618733E+25
Height 301210531.42205