261738144 (number)

261738144 is an even 9-digits composite number following 261738143 and preceding 261738145. In scientific notation, it is written as 2.61738144 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 24 positive divisors. There are 87245952 positive integers (up to 261738144) that are relatively prime to 261738144.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million seven hundred thirty-eight thousand one hundred forty-four

Notation

Scientific notation 2.61738144 × 10^8
Engineering notation 2.61738144 × 10^6

Prime Factorization of 261738144

Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 908813

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16358634
Product of the distinct prime numbers

The prime factorization of 261738144 is 2 × 2 × 2 × 2 × 2 × 9 × 908813. Since it has a total of 7 prime factors.

Most popular turbo-numbers

6, 10, 33, 57, 44, 567, 5769, 1067, 84744, 54571, 132784, 758165, 5081584, 3174498, 36472882, 15124615, 313368657, 552322117, 4232500195, 8060563586

Basic calculations (n = 261738144)

Multiplication

n×y
n×2 523476288
n×3 785214432
n×4 1046952576
n×5 1308690720

Division

n÷y
n÷2 130869072
n÷3 87246048
n÷3 65434536
n÷5 52347628.8

Exponentiation

ny
n2 68506856024564736
n3 1.7930857347145E+25
n4 4.6931893223704E+33
n5 1.2283866626779E+42

Nth Root

y√n
2√n 16178.323275296
3√n 639.66954294312
4√n 127.1940378921
5√n 48.258453876444

Divisors of 261738144

1, 2, 4, 8, 9, 16, 18, 32, 36, 72, 144, 288, 908813, 1817626, 3635252, 7270504, 8179317, 14541008, 16358634, 29082016, 32717268, 65434536, 130869072, 261738144

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261738143
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261738144 can be divided by 24 positive divisors. The sum of these divisors (counting 261738144) is 1, the average is 0.041666666666667.

Base conversion 261738144

Base System Value
2 Binary 1111100110011100111010100000
3 Ternary 200020111200020100
4 Quaternary 33212130322200
5 Quinary 1014001110034
6 Senary 41545542400
8 Octal 1746347240
10 Decimal 261738144
12 Duodecimal 737a4a00
16 Hexadecimal f99cea0
20 Vigesimal 41fh574
36 Base36 4btyg0

Cryptographic Hash Functions

md5 8a90af143fd9c07fe8b8724c7a44abe1
sha1 829ed552a4c1ae70a5a6fb48d0c30ba49b0c217d
sha256 d519ba6a3cdf869d51eac9b9478807c721a56893e7bdbba55357f64a5b0a21a7
sha512 3b97cbe9138996b99fe588466fa0f063bc59f987cdb41e9e55238feca45d422da530533d65ebfc0b7755f849aa703aba93b2ba7f03a62432743eb1028521bb29
ripemd-160 4b7cab90cb1529058447b489c8845a4866e70e58

261738144 as geometric shapes

Circle

Radius = n
Diameter 523476288
Circumference 1644549260.7093
Area 2.1522063560731E+17

Sphere

Radius = n
Volume 7.5108599619142E+25
Surface area 8.6088254242922E+17
Circumference 1644549260.7093

Square

Length = n
Perimeter 1046952576
Area 68506856024564736
Diagonal 370153633.03516

Cube

Length = n
Surface area 411041136147388416
Volume 1.7930857347145E+25
Space diagonal 453343763.68678

Equilateral Triangle

Length = n
Perimeter 785214432
Area 2.9664338825338E+16
Altitude 226671881.84339

Triangular Pyramid

Length = n
Surface area 2.9664338825338E+16
Volume 2.1131718037758E+24
Height 123384544.34505