72687 (number)

72687 is an odd 5-digits composite number following 72686 and preceding 72688. In scientific notation, it is written as 7.2687 × 10^4. The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors. There are 48456 positive integers (up to 72687) that are relatively prime to 72687.

Interesting facts

Basic properties

Name

Name seventy-two thousand six hundred eighty-seven

Notation

Scientific notation 7.2687 × 10^4
Engineering notation 7.2687 × 10^3

Prime Factorization of 72687

Prime Factorization 3 × 24229

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 72687
Product of the distinct prime numbers

The prime factorization of 72687 is 3 × 24229. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 2, 42, 55, 663, 980, 5856, 1025, 95570, 49707, 979429, 455147, 232807, 3497190, 24291701, 40295461, 253575783, 239808666, 7363902405, 653396518

Basic calculations (n = 72687)

Multiplication

n×y
n×2 145374
n×3 218061
n×4 290748
n×5 363435

Division

n÷y
n÷2 36343.5
n÷3 24229
n÷3 18171.75
n÷5 14537.4

Exponentiation

ny
n2 5283399969
n3 384034493546703
n4 2.7914315232429E+19
n5 2.0290078312996E+24

Nth Root

y√n
2√n 269.60526701087
3√n 41.733574281177
4√n 16.419660989523
5√n 9.3819118676777

Divisors of 72687

1, 3, 24229, 72687

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 -72686
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 72687 can be divided by 4 positive divisors. The sum of these divisors (counting 72687) is 1, the average is 0.25.

Base conversion 72687

Base System Value
2 Binary 10001101111101111
3 Ternary 10200201010
4 Quaternary 101233233
5 Quinary 4311222
6 Senary 1320303
8 Octal 215757
10 Decimal 72687
12 Duodecimal 36093
16 Hexadecimal 11bef
20 Vigesimal 91e7
36 Base36 1k33

Cryptographic Hash Functions

md5 7958b576cc58fdb09d87010303e9199f
sha1 74c1bf99e89d62cc8e49c1c93b0dcd736887b65d
sha256 8d4bcb7968082d5ce46b38f11c2a336beecda73a681d3ec249d13f2382a0c2c6
sha512 805b1fa473c9ed29bf68e4c06b9d51ca50567e11b026fc37ee77e9111d1088fd85404981ccdf57895c7354c6800e95b0b6fa761c407f1cc99ff0480f5da6de05
ripemd-160 cc8fdb49e123c8ccd393aeaefea7fdb278798e32

72687 as geometric shapes

Circle

Radius = n
Diameter 145374
Circumference 456705.89042296
Area 16598290528.587

Sphere

Radius = n
Volume 1.6086399248685E+15
Surface area 66393162114.348
Circumference 456705.89042296

Square

Length = n
Perimeter 290748
Area 5283399969
Diagonal 102794.94120821

Cube

Length = n
Surface area 31700399814
Volume 384034493546703
Space diagonal 125897.57704976

Equilateral Triangle

Length = n
Perimeter 218061
Area 2287779295.754
Altitude 62948.788524879

Triangular Pyramid

Length = n
Surface area 2287779295.754
Volume 45258899099403
Height 34264.980402738