638631271 (number)

638631271 is an odd 9-digits composite number following 638631270 and preceding 638631272. In scientific notation, it is written as 6.38631271 × 10^8. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 609317280 positive integers (up to 638631271) that are relatively prime to 638631271.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six hundred thirty-one thousand two hundred seventy-one

Notation

Scientific notation 6.38631271 × 10^8
Engineering notation 6.38631271 × 10^6

Prime Factorization of 638631271

Prime Factorization 23 × 397 × 69941

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 638631271
Product of the distinct prime numbers

The prime factorization of 638631271 is 23 × 397 × 69941. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 638631271)

Multiplication

n×y
n×2 1277262542
n×3 1915893813
n×4 2554525084
n×5 3193156355

Division

n÷y
n÷2 319315635.5
n÷3 212877090.33333
n÷3 159657817.75
n÷5 127726254.2

Exponentiation

ny
n2 407849900299075441
n3 2.6046570020522E+26
n4 1.6634154117397E+35
n5 1.0623090986003E+44

Nth Root

y√n
2√n 25271.154920185
3√n 861.15909644895
4√n 158.96903761483
5√n 57.683291778678

Divisors of 638631271

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638631270
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638631271 can be divided by 8 positive divisors. The sum of these divisors (counting 638631271) is 1, the average is 0.125.

Base conversion 638631271

Base System Value
2 Binary 100110000100001011110101100111
3 Ternary 1122111200211102001
4 Quaternary 212010023311213
5 Quinary 2301442200041
6 Senary 143212030131
8 Octal 4604136547
10 Decimal 638631271
12 Duodecimal 159a62347
16 Hexadecimal 2610bd67
20 Vigesimal 9jb8i3b
36 Base36 ak831j

Cryptographic Hash Functions

md5 7308b8a7400ed10a26933682b6f7cb4a
sha1 e89ff863bd838e48443a9ca4976c5b2eaf430625
sha256 20692894e54e86db92c253a28420b1f3aafc0a7ea22ebfbf3d6640e36920e090
sha512 0d4c10422c2a1f10e425edc9340eb703ac506cc6c0667da2773cae15302a662401db12d510e9d389627444770a5ce856972b6243f650183579f37153d8a6a762
ripemd-160 fdf76475360c0a92cf271d29c42968e4516b44aa

638631271 as geometric shapes

Circle

Radius = n
Diameter 1277262542
Circumference 4012638618.6526
Area 1.2812982505469E+18

Sphere

Radius = n
Volume 1.0910361737025E+27
Surface area 5.1251930021876E+18
Circumference 4012638618.6526

Square

Length = n
Perimeter 2554525084
Area 407849900299075441
Diagonal 903161004.80377

Cube

Length = n
Surface area 2447099401794452646
Volume 2.6046570020522E+26
Space diagonal 1106141808.6743

Equilateral Triangle

Length = n
Perimeter 1915893813
Area 1.7660418729497E+17
Altitude 553070904.33714

Triangular Pyramid

Length = n
Surface area 1.7660418729497E+17
Volume 3.0696177146936E+25
Height 301053668.26792