20121672 (number)

20121672 is an even 8-digits composite number following 20121671 and preceding 20121673. In scientific notation, it is written as 2.0121672 × 10^7. The sum of its digits is 21. It has a total of 5 prime factors and 16 positive divisors. There are 6707216 positive integers (up to 20121672) that are relatively prime to 20121672.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0121672 × 10^7
Engineering notation 2.0121672 × 10^6

Prime Factorization of 20121672

Prime Factorization 2 × 2 × 2 × 3 × 838403

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5030418
Product of the distinct prime numbers

The prime factorization of 20121672 is 2 × 2 × 2 × 3 × 838403. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 6, 95, 81, 637, 428, 7285, 3350, 22159, 9442, 149038, 785198, 7580926, 9604886, 45071186, 33560621, 748389742, 808501354, 1926130576, 4636705497

Basic calculations (n = 20121672)

Multiplication

n×y
n×2 40243344
n×3 60365016
n×4 80486688
n×5 100608360

Division

n÷y
n÷2 10060836
n÷3 6707224
n÷3 5030418
n÷5 4024334.4

Exponentiation

ny
n2 404881684075584
n3 8.1468964457765E+21
n4 1.6392917809988E+29
n5 3.2985291529554E+36

Nth Root

y√n
2√n 4485.7186715174
3√n 271.99109688275
4√n 66.975507997457
5√n 28.889020233897

Divisors of 20121672

1, 2, 3, 4, 6, 8, 12, 24, 838403, 1676806, 2515209, 3353612, 5030418, 6707224, 10060836, 20121672

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20121671
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20121672 can be divided by 16 positive divisors. The sum of these divisors (counting 20121672) is 1, the average is 0.0625.

Base conversion 20121672

Base System Value
2 Binary 1001100110000100001001000
3 Ternary 1101212021202010
4 Quaternary 1030300201020
5 Quinary 20122343142
6 Senary 1555135520
8 Octal 114604110
10 Decimal 20121672
12 Duodecimal 68a45a0
16 Hexadecimal 1330848
20 Vigesimal 65f43c
36 Base36 bz9zc

Cryptographic Hash Functions

md5 0b7e61f10d5ca424759ee68ab30e22fb
sha1 fa2ef83da27d6455b5a1874385b8ea38e960230c
sha256 2d9fc00d70422458a2333205a24bd16db99ca1b6f8d6f14e0e22e6e43bafe025
sha512 f6a2ab3dde5664c0b57024e83f41486cdea2bb2f1c6398374064f07f45e18901d7a2761ba583d397af52d12968bc7ca6c30e58d97cf40857ad153702953434d1
ripemd-160 3091ad0d4d5aa98cc14e21c3ccc428146eb99b06

20121672 as geometric shapes

Circle

Radius = n
Diameter 40243344
Circumference 126428193.86629
Area 1.2719733242649E+15

Sphere

Radius = n
Volume 3.4125640031478E+22
Surface area 5.0878932970597E+15
Circumference 126428193.86629

Square

Length = n
Perimeter 80486688
Area 404881684075584
Diagonal 28456341.440023

Cube

Length = n
Surface area 2429290104453504
Volume 8.1468964457765E+21
Space diagonal 34851758.237236

Equilateral Triangle

Length = n
Perimeter 60365016
Area 1.7531891196824E+14
Altitude 17425879.118618

Triangular Pyramid

Length = n
Surface area 1.7531891196824E+14
Volume 9.6012095373886E+20
Height 9485447.1466743