72189972 (number)

72189972 is an even 8-digits composite number following 72189971 and preceding 72189973. In scientific notation, it is written as 7.2189972 × 10^7. The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors. There are 24063312 positive integers (up to 72189972) that are relatively prime to 72189972.

Interesting facts

Basic properties

Name

Name seventy-two million one hundred eighty-nine thousand nine hundred seventy-two

Notation

Scientific notation 7.2189972 × 10^7
Engineering notation 7.2189972 × 10^6

Prime Factorization of 72189972

Prime Factorization 2 × 2 × 9 × 2005277

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 36094986
Product of the distinct prime numbers

The prime factorization of 72189972 is 2 × 2 × 9 × 2005277. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 72189972)

Multiplication

n×y
n×2 144379944
n×3 216569916
n×4 288759888
n×5 360949860

Division

n÷y
n÷2 36094986
n÷3 24063324
n÷3 18047493
n÷5 14437994.4

Exponentiation

ny
n2 5211392057360784
n3 3.762102467019E+23
n4 2.7158607175523E+31
n5 1.96057909156E+39

Nth Root

y√n
2√n 8496.4682074377
3√n 416.38233002834
4√n 92.176288748451
5√n 37.298844232654

Divisors of 72189972

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -72189971
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 72189972 can be divided by 12 positive divisors. The sum of these divisors (counting 72189972) is 1, the average is 0.083333333333333.

Base conversion 72189972

Base System Value
2 Binary 100010011011000100000010100
3 Ternary 12000211122000200
4 Quaternary 10103120200110
5 Quinary 121440034342
6 Senary 11055140500
8 Octal 423304024
10 Decimal 72189972
12 Duodecimal 20214730
16 Hexadecimal 44d8814
20 Vigesimal 12b3eic
36 Base36 16za50

Cryptographic Hash Functions

md5 f1d0e183ed2fee24a76bd65d3d310dd1
sha1 3a875dc992d8d0b0f5d622f83aab8bd70f3aa9ab
sha256 2e88fb4a7f6a6724005ccea605440b9dc7a248304355739a7acf29ec1ae25382
sha512 a5f871264b84d66e4f90dca85529eabc70e3628f6f42183fc324c1837b7c9769bff3c59dbbe288bf1e23baefbe38118a7379173c23e6840de2d9ecabcfca2eea
ripemd-160 958ecbc7423af8eb44b1564d765d3cb16f5d3854

72189972 as geometric shapes

Circle

Radius = n
Diameter 144379944
Circumference 453582971.39611
Area 1.6372071002381E+16

Sphere

Radius = n
Volume 1.5758657963252E+24
Surface area 6.5488284009523E+16
Circumference 453582971.39611

Square

Length = n
Perimeter 288759888
Area 5211392057360784
Diagonal 102092037.46973

Cube

Length = n
Surface area 31268352344164704
Volume 3.762102467019E+23
Space diagonal 125036699.30097

Equilateral Triangle

Length = n
Perimeter 216569916
Area 2.2565989553774E+15
Altitude 62518349.650487

Triangular Pyramid

Length = n
Surface area 2.2565989553774E+15
Volume 4.4336802765796E+22
Height 34030679.156578