81452016 (number)

81452016 is an even 8-digits composite number following 81452015 and preceding 81452017. In scientific notation, it is written as 8.1452016 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 40 positive divisors. There are 25969152 positive integers (up to 81452016) that are relatively prime to 81452016.

Interesting facts

Basic properties

Name

Name eighty-one million four hundred fifty-two thousand sixteen

Notation

Scientific notation 8.1452016 × 10^7
Engineering notation 8.1452016 × 10^6

Prime Factorization of 81452016

Prime Factorization 2 × 2 × 2 × 2 × 9 × 23 × 24593

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 10181502
Product of the distinct prime numbers

The prime factorization of 81452016 is 2 × 2 × 2 × 2 × 9 × 23 × 24593. Since it has a total of 7 prime factors.

Most popular turbo-numbers

8, 10, 89, 1, 642, 851, 4910, 5343, 7614, 47941, 731571, 565618, 9519346, 8462884, 23246166, 59162218, 809905606, 515656284, 5526432545, 6558312665

Basic calculations (n = 81452016)

Multiplication

n×y
n×2 162904032
n×3 244356048
n×4 325808064
n×5 407260080

Division

n÷y
n÷2 40726008
n÷3 27150672
n÷3 20363004
n÷5 16290403.2

Exponentiation

ny
n2 6634430910464256
n3 5.4038777267003E+23
n4 4.4015673505724E+31
n5 3.585165342639E+39

Nth Root

y√n
2√n 9025.0770633829
3√n 433.47821795624
4√n 95.000405595886
5√n 38.210292970897

Divisors of 81452016

1, 2, 4, 8, 9, 16, 18, 23, 36, 46, 72, 92, 144, 184, 207, 368, 414, 828, 1656, 3312, 24593, 49186, 98372, 196744, 221337, 393488, 442674, 565639, 885348, 1131278, 1770696, 2262556, 3541392, 4525112, 5090751, 9050224, 10181502, 20363004, 40726008, 81452016

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 -81452015
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 81452016 can be divided by 40 positive divisors. The sum of these divisors (counting 81452016) is 1, the average is 0.025.

Base conversion 81452016

Base System Value
2 Binary 100110110101101101111110000
3 Ternary 12200021012011100
4 Quaternary 10312231233300
5 Quinary 131322431031
6 Senary 12025444400
8 Octal 466555760
10 Decimal 81452016
12 Duodecimal 23340700
16 Hexadecimal 4dadbf0
20 Vigesimal 1591a0g
36 Base36 1chss0

Cryptographic Hash Functions

md5 5c1e5bc3e632489fcc0a597e92405143
sha1 26454ade21f9104259e636756255ff942c100bf8
sha256 f9f8707e4d75015398f9c8990e5fa7956b1329c37b05c96024bc72dd956b51a8
sha512 3d7543b5a6d4391028e4d190a560de7f266f041a1a6a40495e934b309d80dcaa72edcc1d6b7affaa573deb25b86c716e0daa33ef0c7f9cc6ad27120f7ca412d1
ripemd-160 455b1fdcd2314714e2aba95bc475f87e232f816b

81452016 as geometric shapes

Circle

Radius = n
Diameter 162904032
Circumference 511778110.17136
Area 2.0842679409064E+16

Sphere

Radius = n
Volume 2.2635710089466E+24
Surface area 8.3370717636254E+16
Circumference 511778110.17136

Square

Length = n
Perimeter 325808064
Area 6634430910464256
Diagonal 115190545.70983

Cube

Length = n
Surface area 39806585462785536
Volume 5.4038777267003E+23
Space diagonal 141079030.09091

Equilateral Triangle

Length = n
Perimeter 244356048
Area 2.8727928540574E+15
Altitude 70539515.045457

Triangular Pyramid

Length = n
Surface area 2.8727928540574E+15
Volume 6.3685309754212E+22
Height 38396848.569943