12895721 (number)

12895721 is an odd 8-digits composite number following 12895720 and preceding 12895722. In scientific notation, it is written as 1.2895721 × 10^7. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 12141360 positive integers (up to 12895721) that are relatively prime to 12895721.

Interesting facts

Basic properties

Name

Name twelve million eight hundred ninety-five thousand seven hundred twenty-one

Notation

Scientific notation 1.2895721 × 10^7
Engineering notation 1.2895721 × 10^6

Prime Factorization of 12895721

Prime Factorization 31 × 37 × 11243

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 12895721
Product of the distinct prime numbers

The prime factorization of 12895721 is 31 × 37 × 11243. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12895721)

Multiplication

n×y
n×2 25791442
n×3 38687163
n×4 51582884
n×5 64478605

Division

n÷y
n÷2 6447860.5
n÷3 4298573.6666667
n÷3 3223930.25
n÷5 2579144.2

Exponentiation

ny
n2 166299620109841
n3 2.1445535033425E+21
n4 2.7655563648677E+28
n5 3.5663843291109E+35

Nth Root

y√n
2√n 3591.0612637492
3√n 234.50307550487
4√n 59.925464234741
5√n 26.429510868735

Divisors of 12895721

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12895720
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12895721 can be divided by 8 positive divisors. The sum of these divisors (counting 12895721) is 1, the average is 0.125.

Base conversion 12895721

Base System Value
2 Binary 110001001100010111101001
3 Ternary 220021011121022
4 Quaternary 301030113221
5 Quinary 11300130341
6 Senary 1140222225
8 Octal 61142751
10 Decimal 12895721
12 Duodecimal 439a975
16 Hexadecimal c4c5e9
20 Vigesimal 40bj61
36 Base36 7oeeh

Cryptographic Hash Functions

md5 99e72d3c3d780164179164682d3f89f8
sha1 59da3e751bd83489152b56452d79dd89d2acf1ad
sha256 1a07e7a20e4716df95eaa54d7022f56cb2be9c29a2f4dc2d15f3d4dd70b53afa
sha512 47b5531deca5193703a58cdc4b1419270d7974ce002694f9d55ceb6bfcd914624fbe6b4f99ab209bfe7e12a5af22826799a39634f4db407015472d01f104af1a
ripemd-160 9ad346c985539bad4909fec1373e82954184c84d

12895721 as geometric shapes

Circle

Radius = n
Diameter 25791442
Circumference 81026204.712687
Area 5.2244566483185E+14

Sphere

Radius = n
Volume 8.9830847084414E+21
Surface area 2.0897826593274E+15
Circumference 81026204.712687

Square

Length = n
Perimeter 51582884
Area 166299620109841
Diagonal 18237303.53478

Cube

Length = n
Surface area 997797720659046
Volume 2.1445535033425E+21
Space diagonal 22336043.972233

Equilateral Triangle

Length = n
Perimeter 38687163
Area 72009847827412
Altitude 11168021.986116

Triangular Pyramid

Length = n
Surface area 72009847827412
Volume 2.5273805413847E+20
Height 6079101.1782598