1291240240 (number)

1291240240 is an even 10-digits composite number following 1291240239 and preceding 1291240241. In scientific notation, it is written as 1.291240240 × 10^9. The sum of its digits is 25. It has a total of 7 prime factors and 40 positive divisors. There are 494039040 positive integers (up to 1291240240) that are relatively prime to 1291240240.

Interesting facts

Basic properties

Name

Name one billion two hundred ninety-one million two hundred forty thousand two hundred forty

Notation

Scientific notation 1.291240240 × 10^9
Engineering notation 1.291240240 × 10^9

Prime Factorization of 1291240240

Prime Factorization 2 × 2 × 2 × 2 × 5 × 23 × 701761

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 161405030
Product of the distinct prime numbers

The prime factorization of 1291240240 is 2 × 2 × 2 × 2 × 5 × 23 × 701761. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1291240240)

Multiplication

n×y
n×2 2582480480
n×3 3873720720
n×4 5164960960
n×5 6456201200

Division

n÷y
n÷2 645620120
n÷3 430413413.33333
n÷3 322810060
n÷5 258248048

Exponentiation

ny
n2 1667301357395257600
n3 2.1528866048754E+27
n4 2.7798938163721E+36
n5 3.5895107586268E+45

Nth Root

y√n
2√n 35933.831412751
3√n 1088.9359871957
4√n 189.56220987515
5√n 66.405096228102

Divisors of 1291240240

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1291240239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1291240240 can be divided by 40 positive divisors. The sum of these divisors (counting 1291240240) is 1, the average is 0.025.

Base conversion 1291240240

Base System Value
2 Binary 1001100111101101100001100110000
3 Ternary 10022222200210121121
4 Quaternary 1030331230030300
5 Quinary 10121024141430
6 Senary 332043432024
8 Octal 11475541460
10 Decimal 1291240240
12 Duodecimal 300525614
16 Hexadecimal 4cf6c330
20 Vigesimal 103a50c0
36 Base36 lcrrcg

Cryptographic Hash Functions

md5 e990418f99d1c9dcabb8c3570127ee23
sha1 0f58576709caec42942c4b78e8cab1160fb39793
sha256 05168270828028e1d5342237136755787f7e3a2a69d2b246ca8f56c016f93eef
sha512 92689d8a37b8e4079906a892dfe3952621426d557e1f259e30cdb5c2729d7ec7d5168b893dd2cf7dae403fadda65c4b363901bab299940f51070395f0d6e01a5
ripemd-160 a409902e0e40cfc79f11221d65e27e63164c66d1

1291240240 as geometric shapes

Circle

Radius = n
Diameter 2582480480
Circumference 8113101704.007
Area 5.2379816957132E+18

Sphere

Radius = n
Volume 9.0179903225178E+27
Surface area 2.0951926782853E+19
Circumference 8113101704.007

Square

Length = n
Perimeter 5164960960
Area 1667301357395257600
Diagonal 1826089459.6899

Cube

Length = n
Surface area 1.0003808144372E+19
Volume 2.1528866048754E+27
Space diagonal 2236493700.4574

Equilateral Triangle

Length = n
Perimeter 3873720720
Area 7.2196266563429E+17
Altitude 1118246850.2287

Triangular Pyramid

Length = n
Surface area 7.2196266563429E+17
Volume 2.5372011957218E+26
Height 608696486.5633