81743670 (number)

81743670 is an even 8-digits composite number following 81743669 and preceding 81743671. In scientific notation, it is written as 8.1743670 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors. There are 21520512 positive integers (up to 81743670) that are relatively prime to 81743670.

Interesting facts

Basic properties

Name

Name eighty-one million seven hundred forty-three thousand six hundred seventy

Notation

Scientific notation 8.1743670 × 10^7
Engineering notation 8.1743670 × 10^6

Prime Factorization of 81743670

Prime Factorization 2 × 5 × 9 × 79 × 11497

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 81743670
Product of the distinct prime numbers

The prime factorization of 81743670 is 2 × 5 × 9 × 79 × 11497. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 9, 41, 15, 360, 606, 3792, 1774, 98997, 59020, 637304, 24096, 6682925, 7141010, 17210232, 7602938, 732175515, 377214626, 4628891785, 3780540267

Basic calculations (n = 81743670)

Multiplication

n×y
n×2 163487340
n×3 245231010
n×4 326974680
n×5 408718350

Division

n÷y
n÷2 40871835
n÷3 27247890
n÷3 20435917.5
n÷5 16348734

Exponentiation

ny
n2 6682027585068900
n3 5.4621345784477E+23
n4 4.4649492647622E+31
n5 3.6498133926546E+39

Nth Root

y√n
2√n 9041.2206034362
3√n 433.99498461645
4√n 95.085333271942
5√n 38.237617665885

Divisors of 81743670

1, 2, 5, 9, 10, 18, 45, 79, 90, 158, 395, 711, 790, 1422, 3555, 7110, 11497, 22994, 57485, 103473, 114970, 206946, 517365, 908263, 1034730, 1816526, 4541315, 8174367, 9082630, 16348734, 40871835, 81743670

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81743669
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81743670 can be divided by 32 positive divisors. The sum of these divisors (counting 81743670) is 1, the average is 0.03125.

Base conversion 81743670

Base System Value
2 Binary 100110111110100111100110110
3 Ternary 12200211000020100
4 Quaternary 10313310330312
5 Quinary 131411244140
6 Senary 12040014530
8 Octal 467647466
10 Decimal 81743670
12 Duodecimal 23461446
16 Hexadecimal 4df4f36
20 Vigesimal 15ahj3a
36 Base36 1co1ti

Cryptographic Hash Functions

md5 6f63c319afa38ea07b47d66ac9527ee6
sha1 e0a865448733936e9f4c1ef28b5caf319348351d
sha256 00317e2d8b9a78d48f435f90bbf4ba8260fe397ececa70dffb657672de0e706d
sha512 32daa2ae14552a7100cb369c80a6e21cc13e0111acbc308992fbad1471482166bd885450726de886a0824dedcc1eb8ce5cd9f2f4530d4782bd71197c00c9630f
ripemd-160 1183fd16d269ee7c0eda713575903c517cc797d8

81743670 as geometric shapes

Circle

Radius = n
Diameter 163487340
Circumference 513610626.29894
Area 2.0992208772337E+16

Sphere

Radius = n
Volume 2.2879735819427E+24
Surface area 8.3968835089347E+16
Circumference 513610626.29894

Square

Length = n
Perimeter 326974680
Area 6682027585068900
Diagonal 115603006.75215

Cube

Length = n
Surface area 40092165510413400
Volume 5.4621345784477E+23
Space diagonal 141584189.63714

Equilateral Triangle

Length = n
Perimeter 245231010
Area 2.893402818729E+15
Altitude 70792094.818572

Triangular Pyramid

Length = n
Surface area 2.893402818729E+15
Volume 6.4371873336231E+22
Height 38534335.58405