442187781 (number)

442187781 is an odd 9-digits composite number following 442187780 and preceding 442187782. In scientific notation, it is written as 4.42187781 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 252678720 positive integers (up to 442187781) that are relatively prime to 442187781.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 4.42187781 × 10^8
Engineering notation 4.42187781 × 10^6

Prime Factorization of 442187781

Prime Factorization 3 × 7 × 21056561

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 442187781
Product of the distinct prime numbers

The prime factorization of 442187781 is 3 × 7 × 21056561. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 6, 72, 14, 257, 309, 3992, 6638, 77341, 52267, 376333, 823854, 2049688, 1430295, 49073553, 54027097, 360925366, 562667100, 5002546684, 5135075780

Basic calculations (n = 442187781)

Multiplication

n×y
n×2 884375562
n×3 1326563343
n×4 1768751124
n×5 2210938905

Division

n÷y
n÷2 221093890.5
n÷3 147395927
n÷3 110546945.25
n÷5 88437556.2

Exponentiation

ny
n2 195530033665703961
n3 8.6460991705493E+25
n4 3.8231994065311E+34
n5 1.6905720618945E+43

Nth Root

y√n
2√n 21028.261483061
3√n 761.84901872937
4√n 145.0112460572
5√n 53.594638695835

Divisors of 442187781

1, 3, 7, 21, 21056561, 63169683, 147395927, 442187781

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 -442187780
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 442187781 can be divided by 8 positive divisors. The sum of these divisors (counting 442187781) is 1, the average is 0.125.

Base conversion 442187781

Base System Value
2 Binary 11010010110110100000000000101
3 Ternary 1010211001110121020
4 Quaternary 122112310000011
5 Quinary 1401200002111
6 Senary 111513341353
8 Octal 3226640005
10 Decimal 442187781
12 Duodecimal 104107859
16 Hexadecimal 1a5b4005
20 Vigesimal 6i3d991
36 Base36 7b9m9x

Cryptographic Hash Functions

md5 8ee4549c5bee16df252a7084a0332e4f
sha1 09fb38c907da1819413e2305bab461491d15b7fc
sha256 ee3e3b69d081fc020e1ac2bf360b43aeaef5146ac346e28da2e09e54512baf6f
sha512 98a558255b1f76c3567744de78ff27f8b531d0936e32e544dc86a09fae2dbd88e3fb4ec1b00ce2c8b117d2a019e914dad42781e5c50ad4bf3c71388f01a8fa1f
ripemd-160 c984c6007f00bacb4e1b8d84485c8c283c3958d7

442187781 as geometric shapes

Circle

Radius = n
Diameter 884375562
Circumference 2778347768.5935
Area 6.1427571732034E+17

Sphere

Radius = n
Volume 3.6216695515209E+26
Surface area 2.4571028692814E+18
Circumference 2778347768.5935

Square

Length = n
Perimeter 1768751124
Area 195530033665703961
Diagonal 625347957.00586

Cube

Length = n
Surface area 1173180201994223766
Volume 8.6460991705493E+25
Space diagonal 765891703.17814

Equilateral Triangle

Length = n
Perimeter 1326563343
Area 8.4666988178663E+16
Altitude 382945851.58907

Triangular Pyramid

Length = n
Surface area 8.4666988178663E+16
Volume 1.0189525590511E+25
Height 208449319.00195