12731520 (number)

12731520 is an even 8-digits composite number following 12731519 and preceding 12731521. In scientific notation, it is written as 1.2731520 × 10^7. The sum of its digits is 21. It has a total of 10 prime factors and 64 positive divisors. There are 3207168 positive integers (up to 12731520) that are relatively prime to 12731520.

Interesting facts

Basic properties

Name

Name twelve million seven hundred thirty-one thousand five hundred twenty

Notation

Scientific notation 1.2731520 × 10^7
Engineering notation 1.2731520 × 10^6

Prime Factorization of 12731520

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 15 × 19 × 349

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 198930
Product of the distinct prime numbers

The prime factorization of 12731520 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 15 × 19 × 349. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12731520)

Multiplication

n×y
n×2 25463040
n×3 38194560
n×4 50926080
n×5 63657600

Division

n÷y
n÷2 6365760
n÷3 4243840
n÷3 3182880
n÷5 2546304

Exponentiation

ny
n2 162091601510400
n3 2.0636724664617E+21
n4 2.6273687280206E+28
n5 3.3450397508169E+35

Nth Root

y√n
2√n 3568.1255583289
3√n 233.5035130389
4√n 59.733789083976
5√n 26.361860123279

Divisors of 12731520

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 -12731519
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 12731520 can be divided by 64 positive divisors. The sum of these divisors (counting 12731520) is 1, the average is 0.015625.

Base conversion 12731520

Base System Value
2 Binary 110000100100010010000000
3 Ternary 212221211100210
4 Quaternary 300210102000
5 Quinary 11224402040
6 Senary 1132514120
8 Octal 60442200
10 Decimal 12731520
12 Duodecimal 431b940
16 Hexadecimal c24480
20 Vigesimal 3jb8g0
36 Base36 7kvpc

Cryptographic Hash Functions

md5 4d3272fb5508e79233a2a161b11192c4
sha1 3383a5d1a7d7f5399c9e5a7399307e021452ccd5
sha256 1b3a5d8995831b91333f28cb4015c06d35874b8277b98b534d51e0b79f1f3b16
sha512 5bcd6db7223c8914d43115a900ea736dfb71d71f17697d8371630be458c974fb87ab2a40e5da30d6b2b3f8ae02e2340a42260776c628fad7d21fa68dc664a334
ripemd-160 e9555aa4bb1531f6d272b9d6ce466cbfb1f43f6e

12731520 as geometric shapes

Circle

Radius = n
Diameter 25463040
Circumference 79994499.402063
Area 5.0922578451368E+14

Sphere

Radius = n
Volume 8.6442910134021E+21
Surface area 2.0369031380547E+15
Circumference 79994499.402063

Square

Length = n
Perimeter 50926080
Area 162091601510400
Diagonal 18005088.253624

Cube

Length = n
Surface area 972549609062400
Volume 2.0636724664617E+21
Space diagonal 22051639.497579

Equilateral Triangle

Length = n
Perimeter 38194560
Area 70187722324055
Altitude 11025819.74879

Triangular Pyramid

Length = n
Surface area 70187722324055
Volume 2.432061325305E+20
Height 6001696.0845414