20121768 (number)

20121768 is an even 8-digits composite number following 20121767 and preceding 20121769. In scientific notation, it is written as 2.0121768 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors. There are 6579456 positive integers (up to 20121768) that are relatively prime to 20121768.

Interesting facts

Basic properties

Name

Name twenty million one hundred twenty-one thousand seven hundred sixty-eight

Notation

Scientific notation 2.0121768 × 10^7
Engineering notation 2.0121768 × 10^6

Prime Factorization of 20121768

Prime Factorization 2 × 2 × 2 × 9 × 53 × 5273

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 5030442
Product of the distinct prime numbers

The prime factorization of 20121768 is 2 × 2 × 2 × 9 × 53 × 5273. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20121768)

Multiplication

n×y
n×2 40243536
n×3 60365304
n×4 80487072
n×5 100608840

Division

n÷y
n÷2 10060884
n÷3 6707256
n÷3 5030442
n÷5 4024353.6

Exponentiation

ny
n2 404885547445824
n3 8.1470130522579E+21
n4 1.639323065305E+29
n5 3.2986078397117E+36

Nth Root

y√n
2√n 4485.7293721311
3√n 271.99152943633
4√n 66.975587881938
5√n 28.889047799605

Divisors of 20121768

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 -20121767
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 20121768 can be divided by 32 positive divisors. The sum of these divisors (counting 20121768) is 1, the average is 0.03125.

Base conversion 20121768

Base System Value
2 Binary 1001100110000100010101000
3 Ternary 1101212021212200
4 Quaternary 1030300202220
5 Quinary 20122344033
6 Senary 1555140200
8 Octal 114604250
10 Decimal 20121768
12 Duodecimal 68a4660
16 Hexadecimal 13308a8
20 Vigesimal 65f488
36 Base36 bza20

Cryptographic Hash Functions

md5 8e4a95beef66571726be0a7ea1491918
sha1 7fe48e333238bfa1e074ff6c76bdc45bb8c1ba57
sha256 28d9cdc68ee8af9ae51f10baefab12ebee21784aa0d90f7672c9d5df8c72368a
sha512 3aa17991377cff302562f7e52634cc9218d7298624bd0388a2628c6a799c38972a44e664ad6d0df4e7490d0d575ffdad32b5a6b56a98d17bad3e59999d871bfe
ripemd-160 5a3b897e493ea431421f42632ce229eb7d08d00a

20121768 as geometric shapes

Circle

Radius = n
Diameter 40243536
Circumference 126428797.05208
Area 1.2719854614005E+15

Sphere

Radius = n
Volume 3.4126128471565E+22
Surface area 5.0879418456019E+15
Circumference 126428797.05208

Square

Length = n
Perimeter 80487072
Area 404885547445824
Diagonal 28456477.204525

Cube

Length = n
Surface area 2429313284674944
Volume 8.1470130522579E+21
Space diagonal 34851924.514114

Equilateral Triangle

Length = n
Perimeter 60365304
Area 1.7532058485663E+14
Altitude 17425962.257057

Triangular Pyramid

Length = n
Surface area 1.7532058485663E+14
Volume 9.6013469594447E+20
Height 9485492.4015083