201991728 (number)

201991728 is an even 9-digits composite number following 201991727 and preceding 201991729. In scientific notation, it is written as 2.01991728 × 10^8. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 65008384 positive integers (up to 201991728) that are relatively prime to 201991728.

Interesting facts

Basic properties

Name

Name two hundred one million nine hundred ninety-one thousand seven hundred twenty-eight

Notation

Scientific notation 2.01991728 × 10^8
Engineering notation 2.01991728 × 10^6

Prime Factorization of 201991728

Prime Factorization 2 × 2 × 2 × 2 × 3 × 29 × 145109

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 25248966
Product of the distinct prime numbers

The prime factorization of 201991728 is 2 × 2 × 2 × 2 × 3 × 29 × 145109. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 201991728)

Multiplication

n×y
n×2 403983456
n×3 605975184
n×4 807966912
n×5 1009958640

Division

n÷y
n÷2 100995864
n÷3 67330576
n÷3 50497932
n÷5 40398345.6

Exponentiation

ny
n2 40800658180425984
n3 8.2413954494016E+24
n4 1.664693707956E+33
n5 3.3625435866075E+41

Nth Root

y√n
2√n 14212.379392628
3√n 586.73842154933
4√n 119.21568433989
5√n 45.821227249282

Divisors of 201991728

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 -201991727
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 201991728 can be divided by 40 positive divisors. The sum of these divisors (counting 201991728) is 1, the average is 0.025.

Base conversion 201991728

Base System Value
2 Binary 1100000010100010011000110000
3 Ternary 112002002020120010
4 Quaternary 30002202120300
5 Quinary 403202213403
6 Senary 32013214520
8 Octal 1402423060
10 Decimal 201991728
12 Duodecimal 57791440
16 Hexadecimal c0a2630
20 Vigesimal 3328j68
36 Base36 3c9dtc

Cryptographic Hash Functions

md5 a30a6a6a6c607375d050311874f4cfb6
sha1 e85f95081ad60afbf3a0a2e3d814c3fd6b81421c
sha256 e6df60a0d6c278e81d1114bff46fcc8038fdbb31f82f81a5331303d71fec9ee2
sha512 64c464dbd1fc32c455cbd8b1ff6e3f32cb1c6bdf12ab65b1f71ab18e4605aa69afededa09c597c834797e50f1bb5f81ec3760ccfdf2e5a585217d16be5af3e14
ripemd-160 36fe6a5c380448693bfaf456410278b3b62099d6

201991728 as geometric shapes

Circle

Radius = n
Diameter 403983456
Circumference 1269151457.5414
Area 1.2817904800125E+17

Sphere

Radius = n
Volume 3.4521476532224E+25
Surface area 5.1271619200502E+17
Circumference 1269151457.5414

Square

Length = n
Perimeter 807966912
Area 40800658180425984
Diagonal 285659441.22478

Cube

Length = n
Surface area 244803949082555904
Volume 8.2413954494016E+24
Space diagonal 349859935.60463

Equilateral Triangle

Length = n
Perimeter 605975184
Area 1.7667203237687E+16
Altitude 174929967.80232

Triangular Pyramid

Length = n
Surface area 1.7667203237687E+16
Volume 9.7125776811864E+23
Height 95219813.741592