387260981 (number)

387260981 is an odd 9-digits composite number following 387260980 and preceding 387260982. In scientific notation, it is written as 3.87260981 × 10^8. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 376558848 positive integers (up to 387260981) that are relatively prime to 387260981.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven million two hundred sixty thousand nine hundred eighty-one

Notation

Scientific notation 3.87260981 × 10^8
Engineering notation 3.87260981 × 10^6

Prime Factorization of 387260981

Prime Factorization 37 × 3769 × 2777

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 387260981
Product of the distinct prime numbers

The prime factorization of 387260981 is 37 × 3769 × 2777. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 10, 16, 41, 568, 27, 9397, 4044, 8253, 81604, 362795, 255034, 5745932, 4755808, 54011806, 72707120, 678757928, 380122462, 3981968381, 2136703845

Basic calculations (n = 387260981)

Multiplication

n×y
n×2 774521962
n×3 1161782943
n×4 1549043924
n×5 1936304905

Division

n÷y
n÷2 193630490.5
n÷3 129086993.66667
n÷3 96815245.25
n÷5 77452196.2

Exponentiation

ny
n2 149971067405082361
n3 5.8077942684909E+25
n4 2.249132105862E+34
n5 8.710011057147E+42

Nth Root

y√n
2√n 19678.947659872
3√n 728.89993878544
4√n 140.28167257298
5√n 52.191616505294

Divisors of 387260981

1, 37, 2777, 3769, 102749, 139453, 10466513, 387260981

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 -387260980
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 387260981 can be divided by 8 positive divisors. The sum of these divisors (counting 387260981) is 1, the average is 0.125.

Base conversion 387260981

Base System Value
2 Binary 10111000101010010001000110101
3 Ternary 222222200220012022
4 Quaternary 113011102020311
5 Quinary 1243114322411
6 Senary 102232202525
8 Octal 2705221065
10 Decimal 387260981
12 Duodecimal a9839445
16 Hexadecimal 17152235
20 Vigesimal 6107c91
36 Base36 6ekchh

Cryptographic Hash Functions

md5 a192a6bd10a6ac3a27e430a37f227330
sha1 f6436a8146e2fa97483b65ce99e5bf75ee4b0da5
sha256 22e79850921fefadbf5688960a96dc4aeee0ad7bd8a997f7844750da9a583740
sha512 287abf03b87d0df31b796a3c885a139966d943e942ec8a4ae06d9326bf82bf2d729c73e2fb3f6b0d698ca442e2cc6536eab6fa38a2ff7ec83ebc6393fdabc6a8
ripemd-160 10071dbdc6313658d880f62a4285681b06fc2398

387260981 as geometric shapes

Circle

Radius = n
Diameter 774521962
Circumference 2433232505.8632
Area 4.7114800361083E+17

Sphere

Radius = n
Volume 2.4327631743269E+26
Surface area 1.8845920144433E+18
Circumference 2433232505.8632

Square

Length = n
Perimeter 1549043924
Area 149971067405082361
Diagonal 547669731.50811

Cube

Length = n
Surface area 899826404430494166
Volume 5.8077942684909E+25
Space diagonal 670755694.88097

Equilateral Triangle

Length = n
Perimeter 1161782943
Area 6.4939377102735E+16
Altitude 335377847.44048

Triangular Pyramid

Length = n
Surface area 6.4939377102735E+16
Volume 6.8445511849772E+24
Height 182556577.16937