181997232 (number)

181997232 is an even 9-digits composite number following 181997231 and preceding 181997233. In scientific notation, it is written as 1.81997232 × 10^8. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 60401664 positive integers (up to 181997232) that are relatively prime to 181997232.

Interesting facts

Basic properties

Name

Name one hundred eighty-one million nine hundred ninety-seven thousand two hundred thirty-two

Notation

Scientific notation 1.81997232 × 10^8
Engineering notation 1.81997232 × 10^6

Prime Factorization of 181997232

Prime Factorization 2 × 2 × 2 × 2 × 3 × 233 × 16273

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 22749654
Product of the distinct prime numbers

The prime factorization of 181997232 is 2 × 2 × 2 × 2 × 3 × 233 × 16273. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 181997232)

Multiplication

n×y
n×2 363994464
n×3 545991696
n×4 727988928
n×5 909986160

Division

n÷y
n÷2 90998616
n÷3 60665744
n÷3 45499308
n÷5 36399446.4

Exponentiation

ny
n2 33122992455661824
n3 6.0282929424873E+24
n4 1.0971326292178E+33
n5 1.9967510165453E+41

Nth Root

y√n
2√n 13490.634973937
3√n 566.70223782857
4√n 116.14919273907
5√n 44.87587778236

Divisors of 181997232

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 -181997231
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 181997232 can be divided by 40 positive divisors. The sum of these divisors (counting 181997232) is 1, the average is 0.025.

Base conversion 181997232

Base System Value
2 Binary 1010110110010000111010110000
3 Ternary 110200110102021020
4 Quaternary 22312100322300
5 Quinary 333042402412
6 Senary 30020455440
8 Octal 1266207260
10 Decimal 181997232
12 Duodecimal 50b4a580
16 Hexadecimal ad90eb0
20 Vigesimal 2gh9d1c
36 Base36 30ctyo

Cryptographic Hash Functions

md5 cd60fee37bc8413104eb5bcbe0826092
sha1 68de3f74909864c52c1eb17a66341bc256ec5928
sha256 6863ffbc31313fffe9c98a7228af6795c6c0c4c8960abc880fb39d7c1798e41a
sha512 59e1cbb2c692b7697793d4c825a533ea6c93fb45977764bc4ba01d3e913acbeb059d95c2317472059a5ba3ff7864dbbac513e72a88d6522d08c3b356961ac3cb
ripemd-160 f9d5d88567e908d3ca108b74480875eb3c222970

181997232 as geometric shapes

Circle

Radius = n
Diameter 363994464
Circumference 1143522334.0498
Area 1.0405894976362E+17

Sphere

Radius = n
Volume 2.5251254429074E+25
Surface area 4.1623579905447E+17
Circumference 1143522334.0498

Square

Length = n
Perimeter 727988928
Area 33122992455661824
Diagonal 257382953.80876

Cube

Length = n
Surface area 198737954733970944
Volume 6.0282929424873E+24
Space diagonal 315228452.6609

Equilateral Triangle

Length = n
Perimeter 545991696
Area 1.4342676457982E+16
Altitude 157614226.33045

Triangular Pyramid

Length = n
Surface area 1.4342676457982E+16
Volume 7.104411364353E+23
Height 85794317.936254