81741750 (number)

81741750 is an even 8-digits composite number following 81741749 and preceding 81741751. In scientific notation, it is written as 8.1741750 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 64 positive divisors. There are 21484800 positive integers (up to 81741750) that are relatively prime to 81741750.

Interesting facts

Basic properties

Name

Name eighty-one million seven hundred forty-one thousand seven hundred fifty

Notation

Scientific notation 8.1741750 × 10^7
Engineering notation 8.1741750 × 10^6

Prime Factorization of 81741750

Prime Factorization 2 × 3 × 25 × 5 × 73 × 1493

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 81741750
Product of the distinct prime numbers

The prime factorization of 81741750 is 2 × 3 × 25 × 5 × 73 × 1493. Since it has a total of 6 prime factors.

Most popular turbo-numbers

6, 10, 74, 73, 114, 80, 2850, 4752, 13275, 84414, 107508, 155173, 9584358, 4630316, 51100769, 71164533, 995820112, 963428335, 679697789, 1920363890

Basic calculations (n = 81741750)

Multiplication

n×y
n×2 163483500
n×3 245225250
n×4 326967000
n×5 408708750

Division

n÷y
n÷2 40870875
n÷3 27247250
n÷3 20435437.5
n÷5 16348350

Exponentiation

ny
n2 6681713693062500
n3 5.4617497026989E+23
n4 4.4645297876059E+31
n5 3.6493847776603E+39

Nth Root

y√n
2√n 9041.1144224592
3√n 433.99158669017
4√n 95.084774924586
5√n 38.237438038727

Divisors of 81741750

1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 73, 75, 125, 146, 150, 219, 250, 365, 375, 438, 730, 750, 1095, 1493, 1825, 2190, 2986, 3650, 4479, 5475, 7465, 8958, 9125, 10950, 14930, 18250, 22395, 27375, 37325, 44790, 54750, 74650, 108989, 111975, 186625, 217978, 223950, 326967, 373250, 544945, 559875, 653934, 1089890, 1119750, 1634835, 2724725, 3269670, 5449450, 8174175, 13623625, 16348350, 27247250, 40870875, 81741750

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81741749
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81741750 can be divided by 64 positive divisors. The sum of these divisors (counting 81741750) is 1, the average is 0.015625.

Base conversion 81741750

Base System Value
2 Binary 100110111110100011110110110
3 Ternary 12200210220121020
4 Quaternary 10313310132312
5 Quinary 131411214000
6 Senary 12040002010
8 Octal 467643666
10 Decimal 81741750
12 Duodecimal 23460306
16 Hexadecimal 4df47b6
20 Vigesimal 15ahe7a
36 Base36 1co0c6

Cryptographic Hash Functions

md5 813079ec14daf32cfb356533a967f13d
sha1 25d069921c08783e408765863ea1f6fd46228ea7
sha256 f6395ade3548383c361e7915757ce7730e0e30a0be4fae0773f8864b14f1cea5
sha512 3257c6eca80b8f7b28b9262534f770ca4ec27fd58989a8fd5ce5c74db217f8f3dca557a79d2a5a663f03ed92b3d0631c89aaaa9f5ba38f2d174d7c5f3c519b34
ripemd-160 96dd79ac5ffeb5e22022354461d5e63387da5442

81741750 as geometric shapes

Circle

Radius = n
Diameter 163483500
Circumference 513598562.58315
Area 2.0991222651515E+16

Sphere

Radius = n
Volume 2.287812365566E+24
Surface area 8.3964890606062E+16
Circumference 513598562.58315

Square

Length = n
Perimeter 326967000
Area 6681713693062500
Diagonal 115600291.46211

Cube

Length = n
Surface area 40090282158375000
Volume 5.4617497026989E+23
Space diagonal 141580864.09959

Equilateral Triangle

Length = n
Perimeter 245225250
Area 2.8932668995032E+15
Altitude 70790432.049797

Triangular Pyramid

Length = n
Surface area 2.8932668995032E+15
Volume 6.4367337532034E+22
Height 38533430.48737