268261921 (number)

268261921 is an odd 9-digits composite number following 268261920 and preceding 268261922. In scientific notation, it is written as 2.68261921 × 10^8. The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors. There are 252481792 positive integers (up to 268261921) that are relatively prime to 268261921.

Interesting facts

Basic properties

Name

Name two hundred sixty-eight million two hundred sixty-one thousand nine hundred twenty-one

Notation

Scientific notation 2.68261921 × 10^8
Engineering notation 2.68261921 × 10^6

Prime Factorization of 268261921

Prime Factorization 17 × 15780113

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 268261921
Product of the distinct prime numbers

The prime factorization of 268261921 is 17 × 15780113. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 3, 5, 99, 980, 358, 9090, 4086, 70845, 8741, 871231, 10553, 9349719, 1323556, 41642731, 44936271, 203071088, 746251480, 3259765782, 6306624571

Basic calculations (n = 268261921)

Multiplication

n×y
n×2 536523842
n×3 804785763
n×4 1073047684
n×5 1341309605

Division

n÷y
n÷2 134130960.5
n÷3 89420640.333333
n÷3 67065480.25
n÷5 53652384.2

Exponentiation

ny
n2 71964458258610241
n3 1.9305323816179E+25
n4 5.1788832524553E+33
n5 1.3892971699384E+42

Nth Root

y√n
2√n 16378.703275901
3√n 644.94053975841
4√n 127.97930799899
5√n 48.49665738518

Divisors of 268261921

1, 17, 15780113, 268261921

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -268261920
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 268261921 can be divided by 4 positive divisors. The sum of these divisors (counting 268261921) is 1, the average is 0.25.

Base conversion 268261921

Base System Value
2 Binary 1111111111010101101000100001
3 Ternary 200200210010011201
4 Quaternary 33333111220201
5 Quinary 1022133340141
6 Senary 42341441201
8 Octal 1777255041
10 Decimal 268261921
12 Duodecimal 75a10201
16 Hexadecimal ffd5a21
20 Vigesimal 43gceg1
36 Base36 4fps81

Cryptographic Hash Functions

md5 ebb535d2383b53d946a22dd5fc08506a
sha1 0ad5fab27d9e3b9a7041b4eecf7e0fd07b81cecc
sha256 f7035bffd48239a1a143d93a7c9c1401425117a5ab0fcaf48ba75901f62ca298
sha512 4738436bb2c245b57056dc1fb01755d090fbbf51e55762c3b6763cde93b2f6f721ae83e89eacc4f17998e57d1e4cf8802aca87b52b70c474cee00648588a20c2
ripemd-160 468788a6b80587b1931b85523d3fc03a2e18c995

268261921 as geometric shapes

Circle

Radius = n
Diameter 536523842
Circumference 1685539360.503
Area 2.2608301338482E+17

Sphere

Radius = n
Volume 8.086595130144E+25
Surface area 9.0433205353928E+17
Circumference 1685539360.503

Square

Length = n
Perimeter 1073047684
Area 71964458258610241
Diagonal 379379646.94646

Cube

Length = n
Surface area 431786749551661446
Volume 1.9305323816179E+25
Space diagonal 464643276.90803

Equilateral Triangle

Length = n
Perimeter 804785763
Area 3.1161524510771E+16
Altitude 232321638.45401

Triangular Pyramid

Length = n
Surface area 3.1161524510771E+16
Volume 2.2751542305704E+24
Height 126459882.31549