381781142 (number)

381781142 is an even 9-digits composite number following 381781141 and preceding 381781143. In scientific notation, it is written as 3.81781142 × 10^8. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 187734888 positive integers (up to 381781142) that are relatively prime to 381781142.

Interesting facts

Basic properties

Name

Name three hundred eighty-one million seven hundred eighty-one thousand one hundred forty-two

Notation

Scientific notation 3.81781142 × 10^8
Engineering notation 3.81781142 × 10^6

Prime Factorization of 381781142

Prime Factorization 2 × 262573 × 727

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 381781142
Product of the distinct prime numbers

The prime factorization of 381781142 is 2 × 262573 × 727. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 9, 17, 21, 641, 469, 6139, 8829, 77622, 32162, 990137, 242185, 6398548, 3238886, 82472713, 87676465, 769522006, 368618527, 5388676056, 3007468860

Basic calculations (n = 381781142)

Multiplication

n×y
n×2 763562284
n×3 1145343426
n×4 1527124568
n×5 1908905710

Division

n÷y
n÷2 190890571
n÷3 127260380.66667
n÷3 95445285.5
n÷5 76356228.4

Exponentiation

ny
n2 145756840386824164
n3 5.5647212977193E+25
n4 2.124505651955E+34
n5 8.1109619398884E+42

Nth Root

y√n
2√n 19539.220608817
3√n 725.44555537467
4√n 139.78276220198
5√n 52.043068446529

Divisors of 381781142

1, 2, 727, 1454, 262573, 525146, 190890571, 381781142

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 -381781141
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 381781142 can be divided by 8 positive divisors. The sum of these divisors (counting 381781142) is 1, the average is 0.125.

Base conversion 381781142

Base System Value
2 Binary 10110110000011000010010010110
3 Ternary 222121101111021022
4 Quaternary 112300120102112
5 Quinary 1240213444032
6 Senary 101514521142
8 Octal 2660302226
10 Decimal 381781142
12 Duodecimal a7a361b2
16 Hexadecimal 16c18496
20 Vigesimal 5j62ch2
36 Base36 6baw7q

Cryptographic Hash Functions

md5 61b7ba37ae2a1dd0be643f564ff0780e
sha1 4ad7993323588f2f0d0a012b192a1da3fcd8b4d7
sha256 0cad8dd62d3f591c48dd4ba440a71000f91490586fa99d2eda7f71195ec9b22e
sha512 c55d0e13e30bfb5d394900a7a31df70b8cc5a872439865bdda86123b48b0d0c5cc7b7e9398f921e3b5ccca45db4c9b5365637362b49675703571309dea29a004
ripemd-160 f83a3c65aed4b687dd3df2e9cb513849acd70809

381781142 as geometric shapes

Circle

Radius = n
Diameter 763562284
Circumference 2398801661.9726
Area 4.5790861896971E+17

Sphere

Radius = n
Volume 2.3309450064253E+26
Surface area 1.8316344758788E+18
Circumference 2398801661.9726

Square

Length = n
Perimeter 1527124568
Area 145756840386824164
Diagonal 539920068.87469

Cube

Length = n
Surface area 874541042320944984
Volume 5.5647212977193E+25
Space diagonal 661264335.31567

Equilateral Triangle

Length = n
Perimeter 1145343426
Area 6.3114563275172E+16
Altitude 330632167.65783

Triangular Pyramid

Length = n
Surface area 6.3114563275172E+16
Volume 6.5580869417176E+24
Height 179973356.29156