71291 (number)

71291 is an odd 5-digits composite number following 71290 and preceding 71292. In scientific notation, it is written as 7.1291 × 10^4. The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors. There are 64800 positive integers (up to 71291) that are relatively prime to 71291.

Interesting facts

Basic properties

Name

Name seventy-one thousand two hundred ninety-one

Notation

Scientific notation 7.1291 × 10^4
Engineering notation 7.1291 × 10^3

Prime Factorization of 71291

Prime Factorization 11 × 6481

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 71291
Product of the distinct prime numbers

The prime factorization of 71291 is 11 × 6481. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 2, 55, 22, 208, 730, 4552, 2802, 64115, 79235, 342955, 659504, 569464, 3527342, 84884850, 30396098, 311712455, 39217127, 2996301033, 2917845686

Basic calculations (n = 71291)

Multiplication

n×y
n×2 142582
n×3 213873
n×4 285164
n×5 356455

Division

n÷y
n÷2 35645.5
n÷3 23763.666666667
n÷3 17822.75
n÷5 14258.2

Exponentiation

ny
n2 5082406681
n3 362329854695171
n4 2.5830857671073E+19
n5 1.8415076742285E+24

Nth Root

y√n
2√n 267.00374529208
3√n 41.464672117038
4√n 16.340249242043
5√n 9.345594672461

Divisors of 71291

1, 11, 6481, 71291

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 -71290
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 71291 can be divided by 4 positive divisors. The sum of these divisors (counting 71291) is 1, the average is 0.25.

Base conversion 71291

Base System Value
2 Binary 10001011001111011
3 Ternary 10121210102
4 Quaternary 101121323
5 Quinary 4240131
6 Senary 1310015
8 Octal 213173
10 Decimal 71291
12 Duodecimal 3530b
16 Hexadecimal 1167b
20 Vigesimal 8i4b
36 Base36 1j0b

Cryptographic Hash Functions

md5 bbcd3908154b270b2a064870880d9090
sha1 49505fda9dcf0ff0238024b6c479dc2cbc42a884
sha256 63d40dbdcbfe0e65d2cd4e5d7dceec86bb0834a24818277bcdfb4ebbde143062
sha512 fa046064269ed4a57df09b8ba1cdd50c6e102430d33dbcb29ed574fa335eeff94d574030a18596f95ede390f400ff578fa153c6559a158198532e1baa6ba6fd7
ripemd-160 df15110437d463bd4921facf5093b03f29682b68

71291 as geometric shapes

Circle

Radius = n
Diameter 142582
Circumference 447934.56373414
Area 15966851491.585

Sphere

Radius = n
Volume 1.5177237462488E+15
Surface area 63867405966.341
Circumference 447934.56373414

Square

Length = n
Perimeter 285164
Area 5082406681
Diagonal 100820.69907514

Cube

Length = n
Surface area 30494440086
Volume 362329854695171
Space diagonal 123479.63412239

Equilateral Triangle

Length = n
Perimeter 213873
Area 2200746649.0549
Altitude 61739.817061196

Triangular Pyramid

Length = n
Surface area 2200746649.0549
Volume 42700982880215
Height 33606.899691713