81192012 (number)

81192012 is an even 8-digits composite number following 81192011 and preceding 81192013. In scientific notation, it is written as 8.1192012 × 10^7. The sum of its digits is 24. It has a total of 6 prime factors and 48 positive divisors. There are 24468480 positive integers (up to 81192012) that are relatively prime to 81192012.

Interesting facts

Basic properties

Name

Name eighty-one million one hundred ninety-two thousand twelve

Notation

Scientific notation 8.1192012 × 10^7
Engineering notation 8.1192012 × 10^6

Prime Factorization of 81192012

Prime Factorization 2 × 2 × 3 × 11 × 193 × 3187

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 40596006
Product of the distinct prime numbers

The prime factorization of 81192012 is 2 × 2 × 3 × 11 × 193 × 3187. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 4, 23, 36, 924, 833, 1391, 368, 860, 95302, 245535, 175678, 667308, 5806987, 64605805, 52168125, 573271686, 981910449, 1915856125, 3048131674

Basic calculations (n = 81192012)

Multiplication

n×y
n×2 162384024
n×3 243576036
n×4 324768048
n×5 405960060

Division

n÷y
n÷2 40596006
n÷3 27064004
n÷3 20298003
n÷5 16238402.4

Exponentiation

ny
n2 6592142812608144
n3 5.3522933834699E+23
n4 4.3456346861821E+31
n5 3.5283082358812E+39

Nth Root

y√n
2√n 9010.6610190374
3√n 433.01648922835
4√n 94.924501679163
5√n 38.185867452441

Divisors of 81192012

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 193, 386, 579, 772, 1158, 2123, 2316, 3187, 4246, 6369, 6374, 8492, 9561, 12738, 12748, 19122, 25476, 35057, 38244, 70114, 105171, 140228, 210342, 420684, 615091, 1230182, 1845273, 2460364, 3690546, 6766001, 7381092, 13532002, 20298003, 27064004, 40596006, 81192012

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81192011
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81192012 can be divided by 48 positive divisors. The sum of these divisors (counting 81192012) is 1, the average is 0.020833333333333.

Base conversion 81192012

Base System Value
2 Binary 100110101101110010001001100
3 Ternary 12122202222111120
4 Quaternary 10311232101030
5 Quinary 131241121022
6 Senary 12020120540
8 Octal 465562114
10 Decimal 81192012
12 Duodecimal 23236150
16 Hexadecimal 4d6e44c
20 Vigesimal 157900c
36 Base36 1cc85o

Cryptographic Hash Functions

md5 c6e246afb01ba62fa8ef85b455c68f81
sha1 7f1f4e2d47c07091020384d95e5d2c514a385a30
sha256 d00157e150c9387ada60ef6454e284cf4f3c2467b655395b92f40951e6c9cb67
sha512 55dc71eb6d1845cb042f804cc47b74e376e834f1bf06a6597c88eb9963a7496ddf36f7bd812be391e4c39f2ea0f22ff0ee1cebf9cad06303ab3ec549d2043081
ripemd-160 559521fe50bb347f8e39b7dd9f45273e6b72a1c9

81192012 as geometric shapes

Circle

Radius = n
Diameter 162384024
Circumference 510144456.85875
Area 2.0709827431504E+16

Sphere

Radius = n
Volume 2.2419634097822E+24
Surface area 8.2839309726018E+16
Circumference 510144456.85875

Square

Length = n
Perimeter 324768048
Area 6592142812608144
Diagonal 114822844.52676

Cube

Length = n
Surface area 39552856875648864
Volume 5.3522933834699E+23
Space diagonal 140628689.95274

Equilateral Triangle

Length = n
Perimeter 243576036
Area 2.8544815705468E+15
Altitude 70314344.976371

Triangular Pyramid

Length = n
Surface area 2.8544815705468E+15
Volume 6.3077382439191E+22
Height 38274281.50892