71899731 (number)

71899731 is an odd 8-digits composite number following 71899730 and preceding 71899732. In scientific notation, it is written as 7.1899731 × 10^7. The sum of its digits is 45. It has a total of 4 prime factors and 10 positive divisors. There are 47933100 positive integers (up to 71899731) that are relatively prime to 71899731.

Interesting facts

Basic properties

Name

Name seventy-one million eight hundred ninety-nine thousand seven hundred thirty-one

Notation

Scientific notation 7.1899731 × 10^7
Engineering notation 7.1899731 × 10^6

Prime Factorization of 71899731

Prime Factorization 3 × 9 × 3 × 887651

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 23966577
Product of the distinct prime numbers

The prime factorization of 71899731 is 3 × 9 × 3 × 887651. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 4, 47, 53, 453, 869, 7575, 7922, 55378, 57700, 115786, 370956, 1503758, 7435961, 56731688, 36349023, 860688948, 716816502, 2015273240, 8387657459

Basic calculations (n = 71899731)

Multiplication

n×y
n×2 143799462
n×3 215699193
n×4 287598924
n×5 359498655

Division

n÷y
n÷2 35949865.5
n÷3 23966577
n÷3 17974932.75
n÷5 14379946.2

Exponentiation

ny
n2 5169571317872361
n3 3.7169078714034E+23
n4 2.6724467610569E+31
n5 1.9214820323181E+39

Nth Root

y√n
2√n 8479.3709082691
3√n 415.82355644483
4√n 92.083499652593
5√n 37.268803755966

Divisors of 71899731

1, 3, 9, 27, 81, 887651, 2662953, 7988859, 23966577, 71899731

10 divisors

τ Total Divisors 10
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71899730
Sum of the proper positive divisors of n
A Arithmetic Mean 0.1
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 10
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71899731 can be divided by 10 positive divisors. The sum of these divisors (counting 71899731) is 1, the average is 0.1.

Base conversion 71899731

Base System Value
2 Binary 100010010010001101001010011
3 Ternary 12000021212220000
4 Quaternary 10102101221103
5 Quinary 121401242411
6 Senary 11045021043
8 Octal 422215123
10 Decimal 71899731
12 Duodecimal 200b4783
16 Hexadecimal 4491a53
20 Vigesimal 129796b
36 Base36 16t26r

Cryptographic Hash Functions

md5 b0d3f9994d4aea469ba416ff62b60bb0
sha1 2e3161b37040da089efdbbc710b82a86e3fb65b8
sha256 90283eeb418f08b72031ae0f35ca1341c3e9db827fe1bd0801487b7f9432f693
sha512 f58830cc005c239631fd99f2cb31cc406596c3f199ef062a79dbd621039dfe356929f904b7e8094b70b4e65c2735da026d7599fa8a9c2e05f4138fe7bfadfc8b
ripemd-160 5ceec07ac36bbdd717dfbf93cf34a3c0cd3c9945

71899731 as geometric shapes

Circle

Radius = n
Diameter 143799462
Circumference 451759333.40936
Area 1.6240687274436E+16

Sphere

Radius = n
Volume 1.5569347283828E+24
Surface area 6.4962749097745E+16
Circumference 451759333.40936

Square

Length = n
Perimeter 287598924
Area 5169571317872361
Diagonal 101681574.71118

Cube

Length = n
Surface area 31017427907234166
Volume 3.7169078714034E+23
Space diagonal 124533987.14254

Equilateral Triangle

Length = n
Perimeter 215699193
Area 2.2384900439764E+15
Altitude 62266993.571268

Triangular Pyramid

Length = n
Surface area 2.2384900439764E+15
Volume 4.3804179348583E+22
Height 33893858.237059