20121472 (number)

20121472 is an even 8-digits composite number following 20121471 and preceding 20121473. In scientific notation, it is written as 2.0121472 × 10^7. The sum of its digits is 19. It has a total of 10 prime factors and 64 positive divisors. There are 8110080 positive integers (up to 20121472) that are relatively prime to 20121472.

Interesting facts

Basic properties

Name

Name twenty million one hundred twenty-one thousand four hundred seventy-two

Notation

Scientific notation 2.0121472 × 10^7
Engineering notation 2.0121472 × 10^6

Prime Factorization of 20121472

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17 × 1321

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 314398
Product of the distinct prime numbers

The prime factorization of 20121472 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17 × 1321. Since it has a total of 10 prime factors.

Most popular turbo-numbers

3, 4, 30, 55, 36, 254, 1635, 9389, 90784, 28124, 338695, 400983, 3361873, 9498935, 94297083, 82723542, 880207269, 222070325, 8231757437, 3016552345

Basic calculations (n = 20121472)

Multiplication

n×y
n×2 40242944
n×3 60364416
n×4 80485888
n×5 100607360

Division

n÷y
n÷2 10060736
n÷3 6707157.3333333
n÷3 5030368
n÷5 4024294.4

Exponentiation

ny
n2 404873635446784
n3 8.1466535191807E+21
n4 1.639226606799E+29
n5 3.298365227036E+36

Nth Root

y√n
2√n 4485.6963784902
3√n 271.99019572504
4√n 66.975341570538
5√n 28.888962805001

Divisors of 20121472

1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1088, 1321, 1904, 2176, 2642, 3808, 5284, 7616, 9247, 10568, 15232, 18494, 21136, 22457, 36988, 42272, 44914, 73976, 84544, 89828, 147952, 157199, 169088, 179656, 295904, 314398, 359312, 591808, 628796, 718624, 1183616, 1257592, 1437248, 2515184, 2874496, 5030368, 10060736, 20121472

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 -20121471
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 20121472 can be divided by 64 positive divisors. The sum of these divisors (counting 20121472) is 1, the average is 0.015625.

Base conversion 20121472

Base System Value
2 Binary 1001100110000011110000000
3 Ternary 1101212021110201
4 Quaternary 1030300132000
5 Quinary 20122341342
6 Senary 1555134544
8 Octal 114603600
10 Decimal 20121472
12 Duodecimal 68a4454
16 Hexadecimal 1330780
20 Vigesimal 65f3dc
36 Base36 bz9ts

Cryptographic Hash Functions

md5 71c0b885a6931e184b795357b205aa09
sha1 ec0488058436279c74b0bc9ba5bfecf0b3d1e6e5
sha256 d51759b1d125b6a9a6d77ec6f74f3bc416fa6d284fa058d03adf68dc1255f7aa
sha512 fe71464ea525293bdaa4112397945fc4490ba42fff186c7dfe0489daee995fec922bbe45b36da26a2e99f656424cdf34bd1e0c75c0c4da7f36354f8b9bc61150
ripemd-160 4b94b776448925b0db100135e86cd7ab006bb221

20121472 as geometric shapes

Circle

Radius = n
Diameter 40242944
Circumference 126426937.22923
Area 1.2719480387518E+15

Sphere

Radius = n
Volume 3.4124622462933E+22
Surface area 5.0877921550072E+15
Circumference 126426937.22923

Square

Length = n
Perimeter 80485888
Area 404873635446784
Diagonal 28456058.59731

Cube

Length = n
Surface area 2429241812680704
Volume 8.1466535191807E+21
Space diagonal 34851411.827075

Equilateral Triangle

Length = n
Perimeter 60364416
Area 1.7531542680974E+14
Altitude 17425705.913537

Triangular Pyramid

Length = n
Surface area 1.7531542680974E+14
Volume 9.6009232456498E+20
Height 9485352.8657702