638346906 (number)

638346906 is an even 9-digits composite number following 638346905 and preceding 638346907. In scientific notation, it is written as 6.38346906 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 200263104 positive integers (up to 638346906) that are relatively prime to 638346906.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.38346906 × 10^8
Engineering notation 6.38346906 × 10^6

Prime Factorization of 638346906

Prime Factorization 2 × 27 × 3 × 3 × 17 × 77263

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 212782302
Product of the distinct prime numbers

The prime factorization of 638346906 is 2 × 27 × 3 × 3 × 17 × 77263. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 4, 40, 95, 239, 226, 2339, 7967, 65447, 76403, 846254, 842363, 8928076, 5858288, 6726413, 12383414, 154318375, 37477811, 522012262, 1564641504

Basic calculations (n = 638346906)

Multiplication

n×y
n×2 1276693812
n×3 1915040718
n×4 2553387624
n×5 3191734530

Division

n÷y
n÷2 319173453
n÷3 212782302
n÷3 159586726.5
n÷5 127669381.2

Exponentiation

ny
n2 407486772399772836
n3 2.6011792039732E+26
n4 1.6604546968078E+35
n5 1.0599461182605E+44

Nth Root

y√n
2√n 25265.528017439
3√n 861.03126062609
4√n 158.95133852044
5√n 57.678153905751

Divisors of 638346906

1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 918, 1377, 2754, 4131, 8262, 77263, 154526, 231789, 463578, 695367, 1313471, 1390734, 2086101, 2626942, 3940413, 4172202, 6258303, 7880826, 11821239, 12516606, 18774909, 23642478, 35463717, 37549818, 70927434, 106391151, 212782302, 319173453, 638346906

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 -638346905
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 638346906 can be divided by 48 positive divisors. The sum of these divisors (counting 638346906) is 1, the average is 0.020833333333333.

Base conversion 638346906

Base System Value
2 Binary 100110000011000110011010011010
3 Ternary 1122111011101100000
4 Quaternary 212003012122122
5 Quinary 2301404100111
6 Senary 143201553430
8 Octal 4603063232
10 Decimal 638346906
12 Duodecimal 159945876
16 Hexadecimal 260c669a
20 Vigesimal 9j9d756
36 Base36 ak1zmi

Cryptographic Hash Functions

md5 e71f19e514d59dfcdc88b5a053ec4817
sha1 06b1ecf36a9ee445b72e289b6456aa36b6bb2e26
sha256 12ffdd6f733a514401e956e8f8c5f67c9428a5edfc02cd5b0ecc81dea113478e
sha512 efdc1c0f2916a2b25154fa251e7a5d2857181c0c60397c0f850a6055626e12673ce1c9c2b371e89e995bfd62437b1460771fa7bd1fd2681f44ae62c9c99a0a58
ripemd-160 a52899af88816a22c94575afdc67c1af75311cd3

638346906 as geometric shapes

Circle

Radius = n
Diameter 1276693812
Circumference 4010851900.6627
Area 1.2801574506061E+18

Sphere

Radius = n
Volume 1.0895793970497E+27
Surface area 5.1206298024246E+18
Circumference 4010851900.6627

Square

Length = n
Perimeter 2553387624
Area 407486772399772836
Diagonal 902758851.9641

Cube

Length = n
Surface area 2444920634398637016
Volume 2.6011792039732E+26
Space diagonal 1105649274.0464

Equilateral Triangle

Length = n
Perimeter 1915040718
Area 1.7644694830217E+17
Altitude 552824637.0232

Triangular Pyramid

Length = n
Surface area 1.7644694830217E+17
Volume 3.0655190903515E+25
Height 300919617.32137