81127629 (number)

81127629 is an odd 8-digits composite number following 81127628 and preceding 81127630. In scientific notation, it is written as 8.1127629 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 49168080 positive integers (up to 81127629) that are relatively prime to 81127629.

Interesting facts

Basic properties

Name

Name eighty-one million one hundred twenty-seven thousand six hundred twenty-nine

Notation

Scientific notation 8.1127629 × 10^7
Engineering notation 8.1127629 × 10^6

Prime Factorization of 81127629

Prime Factorization 3 × 9 × 11 × 273157

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 81127629
Product of the distinct prime numbers

The prime factorization of 81127629 is 3 × 9 × 11 × 273157. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 1, 70, 34, 743, 618, 4234, 7604, 55982, 43354, 515123, 789469, 3215432, 1997967, 67399201, 56348168, 704688764, 936484432, 7450574868, 7578568353

Basic calculations (n = 81127629)

Multiplication

n×y
n×2 162255258
n×3 243382887
n×4 324510516
n×5 405638145

Division

n÷y
n÷2 40563814.5
n÷3 27042543
n÷3 20281907.25
n÷5 16225525.8

Exponentiation

ny
n2 6581692187161641
n3 5.3395708195225E+23
n4 4.3318672046545E+31
n5 3.5143411545647E+39

Nth Root

y√n
2√n 9007.0877091322
3√n 432.9020022969
4√n 94.905677960448
5√n 38.179809465133

Divisors of 81127629

1, 3, 9, 11, 27, 33, 99, 297, 273157, 819471, 2458413, 3004727, 7375239, 9014181, 27042543, 81127629

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81127628
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81127629 can be divided by 16 positive divisors. The sum of these divisors (counting 81127629) is 1, the average is 0.0625.

Base conversion 81127629

Base System Value
2 Binary 100110101011110100011001101
3 Ternary 12122122201012000
4 Quaternary 10311132203031
5 Quinary 131232041004
6 Senary 12014502513
8 Octal 465364315
10 Decimal 81127629
12 Duodecimal 23204a39
16 Hexadecimal 4d5e8cd
20 Vigesimal 1570j19
36 Base36 1cauh9

Cryptographic Hash Functions

md5 fd93a7b99c4a7c0726924d76184132fe
sha1 3930eaf6dce72e0b556c4671a2a01edb98ebd848
sha256 736dc110d2d28a19e71b47b6990b11682f296e0f27d249fc150ff7be5028b3f0
sha512 01d10350b1ecc0c069c4a0796915fcd407303ccbca78c5a557280c174e962a23810900efe758b172ca9da0c8efd6c1caf99dc8d3b87fbbf3a6bf3445baacb635
ripemd-160 d63c8eb90b7a4c2c96c3676bb3ec78585859b422

81127629 as geometric shapes

Circle

Radius = n
Diameter 162255258
Circumference 509739926.53912
Area 2.0676995823376E+16

Sphere

Radius = n
Volume 2.2366341946579E+24
Surface area 8.2707983293505E+16
Circumference 509739926.53912

Square

Length = n
Perimeter 324510516
Area 6581692187161641
Diagonal 114731793.21497

Cube

Length = n
Surface area 39490153122969846
Volume 5.3395708195225E+23
Space diagonal 140517175.3256

Equilateral Triangle

Length = n
Perimeter 243382887
Area 2.8499563169858E+15
Altitude 70258587.662799

Triangular Pyramid

Length = n
Surface area 2.8499563169858E+15
Volume 6.2927445585169E+22
Height 38243931.071658