20121264 (number)

20121264 is an even 8-digits composite number following 20121263 and preceding 20121265. In scientific notation, it is written as 2.0121264 × 10^7. The sum of its digits is 18. It has a total of 7 prime factors and 40 positive divisors. There are 6557760 positive integers (up to 20121264) that are relatively prime to 20121264.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0121264 × 10^7
Engineering notation 2.0121264 × 10^6

Prime Factorization of 20121264

Prime Factorization 2 × 2 × 2 × 2 × 27 × 47 × 991

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2515158
Product of the distinct prime numbers

The prime factorization of 20121264 is 2 × 2 × 2 × 2 × 27 × 47 × 991. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20121264)

Multiplication

n×y
n×2 40242528
n×3 60363792
n×4 80485056
n×5 100606320

Division

n÷y
n÷2 10060632
n÷3 6707088
n÷3 5030316
n÷5 4024252.8

Exponentiation

ny
n2 404865264957696
n3 8.1464008806437E+21
n4 1.6391588276927E+29
n5 3.2981947509934E+36

Nth Root

y√n
2√n 4485.6731936243
3√n 271.98925851469
4√n 66.975168485225
5√n 28.888903078465

Divisors of 20121264

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 -20121263
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 20121264 can be divided by 40 positive divisors. The sum of these divisors (counting 20121264) is 1, the average is 0.025.

Base conversion 20121264

Base System Value
2 Binary 1001100110000011010110000
3 Ternary 1101212021012000
4 Quaternary 1030300122300
5 Quinary 20122340024
6 Senary 1555134000
8 Octal 114603260
10 Decimal 20121264
12 Duodecimal 68a4300
16 Hexadecimal 13306b0
20 Vigesimal 65f334
36 Base36 bz9o0

Cryptographic Hash Functions

md5 d81d38c7086745ad775849e49f5e63a3
sha1 1d8c5f506774664bc6feff2bbb1073ddf8d9fafc
sha256 7ad42c928685226d329cfcd2371793038040ccaca66e528e3839af63a1ff2e34
sha512 34f71a32becc3620338d2b25c1205ef993b3a3f6d423dd5f2b991b22863187843c263db313cfba027aa4991c371b5632a1ed25e0c65bdf5debcb48acd63d150a
ripemd-160 5c3a9c2e381b36abdd4503f507b503200f1f3a5b

20121264 as geometric shapes

Circle

Radius = n
Diameter 40242528
Circumference 126425630.32668
Area 1.2719217420848E+15

Sphere

Radius = n
Volume 3.4123564213104E+22
Surface area 5.0876869683391E+15
Circumference 126425630.32668

Square

Length = n
Perimeter 80485056
Area 404865264957696
Diagonal 28455764.44089

Cube

Length = n
Surface area 2429191589746176
Volume 8.1464008806437E+21
Space diagonal 34851051.560507

Equilateral Triangle

Length = n
Perimeter 60363792
Area 1.7531180228164E+14
Altitude 17425525.780253

Triangular Pyramid

Length = n
Surface area 1.7531180228164E+14
Volume 9.6006255082788E+20
Height 9485254.8136298