638520142 (number)

638520142 is an even 9-digits composite number following 638520141 and preceding 638520143. In scientific notation, it is written as 6.38520142 × 10^8. The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors. There are 287513280 positive integers (up to 638520142) that are relatively prime to 638520142.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million five hundred twenty thousand one hundred forty-two

Notation

Scientific notation 6.38520142 × 10^8
Engineering notation 6.38520142 × 10^6

Prime Factorization of 638520142

Prime Factorization 2 × 13 × 41 × 598987

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 638520142
Product of the distinct prime numbers

The prime factorization of 638520142 is 2 × 13 × 41 × 598987. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 9, 67, 30, 124, 641, 5783, 9296, 28843, 36733, 175041, 477272, 7049538, 9868734, 23223107, 70295418, 76731907, 827359434, 1215729897, 9561598867

Basic calculations (n = 638520142)

Multiplication

n×y
n×2 1277040284
n×3 1915560426
n×4 2554080568
n×5 3192600710

Division

n÷y
n÷2 319260071
n÷3 212840047.33333
n÷3 159630035.5
n÷5 127704028.4

Exponentiation

ny
n2 407707971739700164
n3 2.6032975200977E+26
n4 1.662257902201E+35
n5 1.061385151754E+44

Nth Root

y√n
2√n 25268.956092407
3√n 861.109143106
4√n 158.96212156488
5√n 57.681284131056

Divisors of 638520142

1, 2, 13, 26, 41, 82, 533, 1066, 598987, 1197974, 7786831, 15573662, 24558467, 49116934, 319260071, 638520142

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638520141
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638520142 can be divided by 16 positive divisors. The sum of these divisors (counting 638520142) is 1, the average is 0.0625.

Base conversion 638520142

Base System Value
2 Binary 100110000011110000101101001110
3 Ternary 1122111111011222011
4 Quaternary 212003300231032
5 Quinary 2301430121032
6 Senary 143205411434
8 Octal 4603605516
10 Decimal 638520142
12 Duodecimal 159a09b7a
16 Hexadecimal 260f0b4e
20 Vigesimal 9jaf072
36 Base36 ak5pam

Cryptographic Hash Functions

md5 eb766d17f7a6ece03d8c7f56fba67946
sha1 40c945ab85b447b925c7b7afe8b3c9a212ffd3b0
sha256 48fd0ffddfe2c1102b0132bf0e8adb2f5baa076833ed82868528949bc71d237f
sha512 c884e07e12373379d8db44a14d8346a4f2b495b23b7ece582a7bd1f09896765f16cb83e4c7a4c398d42aca98704bcaf512baa067978fe9a442d39519d15d2945
ripemd-160 ac8ce2f9285869b330295ff8d759219e59c13357

638520142 as geometric shapes

Circle

Radius = n
Diameter 1277040284
Circumference 4011940374.5526
Area 1.2808523688274E+18

Sphere

Radius = n
Volume 1.090466715233E+27
Surface area 5.1234094753097E+18
Circumference 4011940374.5526

Square

Length = n
Perimeter 2554080568
Area 407707971739700164
Diagonal 903003844.66479

Cube

Length = n
Surface area 2446247830438200984
Volume 2.6032975200977E+26
Space diagonal 1105949327.6001

Equilateral Triangle

Length = n
Perimeter 1915560426
Area 1.76542730426E+17
Altitude 552974663.80005

Triangular Pyramid

Length = n
Surface area 1.76542730426E+17
Volume 3.0680155498453E+25
Height 301001281.55493