243399781 (number)

243399781 is an odd 9-digits composite number following 243399780 and preceding 243399782. In scientific notation, it is written as 2.43399781 × 10^8. The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors. There are 240300192 positive integers (up to 243399781) that are relatively prime to 243399781.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.43399781 × 10^8
Engineering notation 2.43399781 × 10^6

Prime Factorization of 243399781

Prime Factorization 89 × 3323 × 823

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 243399781
Product of the distinct prime numbers

The prime factorization of 243399781 is 89 × 3323 × 823. Since it has a total of 3 prime factors.

Most popular turbo-numbers

4, 9, 37, 32, 140, 863, 7579, 5130, 28573, 50583, 523074, 675115, 1487944, 9831173, 31404643, 22125755, 431446603, 206171734, 9187033724, 7109374758

Basic calculations (n = 243399781)

Multiplication

n×y
n×2 486799562
n×3 730199343
n×4 973599124
n×5 1216998905

Division

n÷y
n÷2 121699890.5
n÷3 81133260.333333
n÷3 60849945.25
n÷5 48679956.2

Exponentiation

ny
n2 59243453390847961
n3 1.4419843581016E+25
n4 3.5097867696736E+33
n5 8.5428133109525E+41

Nth Root

y√n
2√n 15601.27497995
3√n 624.3671725834
4√n 124.90506386832
5√n 47.562430184525

Divisors of 243399781

1, 89, 823, 3323, 73247, 295747, 2734829, 243399781

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 -243399780
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 243399781 can be divided by 8 positive divisors. The sum of these divisors (counting 243399781) is 1, the average is 0.125.

Base conversion 243399781

Base System Value
2 Binary 1110100000011111110001100101
3 Ternary 121221222222201201
4 Quaternary 32200133301211
5 Quinary 444302243111
6 Senary 40052522501
8 Octal 1640376145
10 Decimal 243399781
12 Duodecimal 69620431
16 Hexadecimal e81fc65
20 Vigesimal 3g14j91
36 Base36 40wwh1

Cryptographic Hash Functions

md5 2305e6a376a2fdebca741d783fd840b0
sha1 1eca1ea8864c9ad1ee05396d7420f7032dcf6907
sha256 d87b120fc9bc54153dbba896d291a2d788eb315f625fb9632c93d0554103af15
sha512 f79ab8686f3bbe1538201a7e4f50d841e7288fe9eaa30dd89d46f607201d302ada7cb487e78361836a9e7b762f89e28610b5a6c34338bd493b3795ffceb5263c
ripemd-160 20137a85b12131724774a0bfc4bef17d82c823b2

243399781 as geometric shapes

Circle

Radius = n
Diameter 486799562
Circumference 1529325927.7499
Area 1.8611879794598E+17

Sphere

Radius = n
Volume 6.0401699546712E+25
Surface area 7.4447519178391E+17
Circumference 1529325927.7499

Square

Length = n
Perimeter 973599124
Area 59243453390847961
Diagonal 344219271.36884

Cube

Length = n
Surface area 355460720345087766
Volume 1.4419843581016E+25
Space diagonal 421580787.24314

Equilateral Triangle

Length = n
Perimeter 730199343
Area 2.5653167822197E+16
Altitude 210790393.62157

Triangular Pyramid

Length = n
Surface area 2.5653167822197E+16
Volume 1.6993948632976E+24
Height 114739757.12295