261749340 (number)

261749340 is an even 9-digits composite number following 261749339 and preceding 261749341. In scientific notation, it is written as 2.61749340 × 10^8. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 65691648 positive integers (up to 261749340) that are relatively prime to 261749340.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million seven hundred forty-nine thousand three hundred forty

Notation

Scientific notation 2.61749340 × 10^8
Engineering notation 2.61749340 × 10^6

Prime Factorization of 261749340

Prime Factorization 2 × 2 × 85 × 3 × 9 × 28513

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 130874670
Product of the distinct prime numbers

The prime factorization of 261749340 is 2 × 2 × 85 × 3 × 9 × 28513. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 261749340)

Multiplication

n×y
n×2 523498680
n×3 785248020
n×4 1046997360
n×5 1308746700

Division

n÷y
n÷2 130874670
n÷3 87249780
n÷3 65437335
n÷5 52349868

Exponentiation

ny
n2 68512716990435600
n3 1.7933158453853E+25
n4 4.6939923894115E+33
n5 1.2286494098935E+42

Nth Root

y√n
2√n 16178.669290149
3√n 639.67866355756
4√n 127.19539806985
5√n 48.258866726017

Divisors of 261749340

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261749339
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261749340 can be divided by 48 positive divisors. The sum of these divisors (counting 261749340) is 1, the average is 0.020833333333333.

Base conversion 261749340

Base System Value
2 Binary 1111100110011111101001011100
3 Ternary 200020112020121000
4 Quaternary 33212133221130
5 Quinary 1014001434330
6 Senary 41550110300
8 Octal 1746375134
10 Decimal 261749340
12 Duodecimal 737ab390
16 Hexadecimal f99fa5c
20 Vigesimal 41fid70
36 Base36 4bu730

Cryptographic Hash Functions

md5 c4dee5fa137852b092fae64d1a12409b
sha1 8a4df188a91fc9b2cf2ea000c3e145d9a4e2a396
sha256 205bfa2182732152dc47c4502bfd2200f3cea9a7f76f32ceb13be8ab0166ab3c
sha512 8da9acab9733c11fed8ce9ee38ca7f597471dc99f6d631b50aa99df5b116ef86fb8ae15b5d1fbd4303c03a0c91c0ec705a27425e3aad7132547ceb8ff9ceead3
ripemd-160 27eba3febc3b2211923118499d3fab8bea5ee9ec

261749340 as geometric shapes

Circle

Radius = n
Diameter 523498680
Circumference 1644619607.252
Area 2.1523904837463E+17

Sphere

Radius = n
Volume 7.5118238472383E+25
Surface area 8.6095619349852E+17
Circumference 1644619607.252

Square

Length = n
Perimeter 1046997360
Area 68512716990435600
Diagonal 370169466.57021

Cube

Length = n
Surface area 411076301942613600
Volume 1.7933158453853E+25
Space diagonal 453363155.72762

Equilateral Triangle

Length = n
Perimeter 785248020
Area 2.9666876698005E+16
Altitude 226681577.86381

Triangular Pyramid

Length = n
Surface area 2.9666876698005E+16
Volume 2.1134429918021E+24
Height 123389822.19007