381474987 (number)

381474987 is an odd 9-digits composite number following 381474986 and preceding 381474988. In scientific notation, it is written as 3.81474987 × 10^8. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 243259368 positive integers (up to 381474987) that are relatively prime to 381474987.

Interesting facts

Basic properties

Name

Name three hundred eighty-one million four hundred seventy-four thousand nine hundred eighty-seven

Notation

Scientific notation 3.81474987 × 10^8
Engineering notation 3.81474987 × 10^6

Prime Factorization of 381474987

Prime Factorization 3 × 23 × 5528623

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 381474987
Product of the distinct prime numbers

The prime factorization of 381474987 is 3 × 23 × 5528623. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 381474987)

Multiplication

n×y
n×2 762949974
n×3 1144424961
n×4 1525899948
n×5 1907374935

Division

n÷y
n÷2 190737493.5
n÷3 127158329
n÷3 95368746.75
n÷5 76294997.4

Exponentiation

ny
n2 145523165706650169
n3 5.5513447746143E+25
n4 2.1176991757285E+34
n5 8.0784926553095E+42

Nth Root

y√n
2√n 19531.384666736
3√n 725.25158894212
4√n 139.75473039127
5√n 52.034718972365

Divisors of 381474987

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 -381474986
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 381474987 can be divided by 8 positive divisors. The sum of these divisors (counting 381474987) is 1, the average is 0.125.

Base conversion 381474987

Base System Value
2 Binary 10110101111001101100010101011
3 Ternary 222120210221022020
4 Quaternary 112233031202223
5 Quinary 1240124144422
6 Senary 101504155523
8 Octal 2657154253
10 Decimal 381474987
12 Duodecimal a7908ba3
16 Hexadecimal 16bcd8ab
20 Vigesimal 5j44797
36 Base36 6b4bzf

Cryptographic Hash Functions

md5 6cbdb20d85efec629f5d008f3c297dba
sha1 417e075eaef7f1f2a81180af2f05163e0fb4fd88
sha256 ca2c62ae9134b9554bd54d4a698c0fcfa5401bd169d3937b1d3b69c7951eda5a
sha512 1b09b3734d0e672bca2a470b9a5642f1cafa6069172675b6fdf1ab3c9e9db54deb98332ef85106b329c563f2752f50984d92827b6c5dd618afb9bfb121e244f0
ripemd-160 3cc1a7b27736d28e845ee52b2b21c594625f496d

381474987 as geometric shapes

Circle

Radius = n
Diameter 762949974
Circumference 2396878033.3749
Area 4.5717450831114E+17

Sphere

Radius = n
Volume 2.3253418615297E+26
Surface area 1.8286980332446E+18
Circumference 2396878033.3749

Square

Length = n
Perimeter 1525899948
Area 145523165706650169
Diagonal 539487100.3215

Cube

Length = n
Surface area 873138994239901014
Volume 5.5513447746143E+25
Space diagonal 660734059.30068

Equilateral Triangle

Length = n
Perimeter 1144424961
Area 6.3013379170546E+16
Altitude 330367029.65034

Triangular Pyramid

Length = n
Surface area 6.3013379170546E+16
Volume 6.5423225580572E+24
Height 179829033.4405