15493881 (number)

15493881 is an odd 8-digits composite number following 15493880 and preceding 15493882. In scientific notation, it is written as 1.5493881 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 9108000 positive integers (up to 15493881) that are relatively prime to 15493881.

Interesting facts

Basic properties

Name

Name fifteen million four hundred ninety-three thousand eight hundred eighty-one

Notation

Scientific notation 1.5493881 × 10^7
Engineering notation 1.5493881 × 10^6

Prime Factorization of 15493881

Prime Factorization 3 × 13 × 23 × 23 × 751

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 673647
Product of the distinct prime numbers

The prime factorization of 15493881 is 3 × 13 × 23 × 23 × 751. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 10, 49, 49, 487, 452, 9702, 9022, 9717, 53252, 314923, 533732, 9313625, 5384542, 95121324, 69082269, 43905669, 370901055, 8970736603, 9644140361

Basic calculations (n = 15493881)

Multiplication

n×y
n×2 30987762
n×3 46481643
n×4 61975524
n×5 77469405

Division

n÷y
n÷2 7746940.5
n÷3 5164627
n÷3 3873470.25
n÷5 3098776.2

Exponentiation

ny
n2 240060348442161
n3 3.7194664715814E+21
n4 5.7628970894172E+28
n5 8.9289641718676E+35

Nth Root

y√n
2√n 3936.2267465175
3√n 249.29873340661
4√n 62.739355643149
5√n 27.417764588327

Divisors of 15493881

1, 3, 13, 23, 39, 69, 299, 529, 751, 897, 1587, 2253, 6877, 9763, 17273, 20631, 29289, 51819, 224549, 397279, 673647, 1191837, 5164627, 15493881

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15493880
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15493881 can be divided by 24 positive divisors. The sum of these divisors (counting 15493881) is 1, the average is 0.041666666666667.

Base conversion 15493881

Base System Value
2 Binary 111011000110101011111001
3 Ternary 1002011011121110
4 Quaternary 323012223321
5 Quinary 12431301011
6 Senary 1312030533
8 Octal 73065371
10 Decimal 15493881
12 Duodecimal 5232449
16 Hexadecimal ec6af9
20 Vigesimal 4ggee1
36 Base36 9835l

Cryptographic Hash Functions

md5 8b57c53b0a6a4ecf297d5bea928b3a9b
sha1 2767bbb69cc426584462ed2cd190f862add12c15
sha256 0bd12cc53fe51b62d447488f31e3a3e918df70adaf671b82d16f19e287b19b06
sha512 7e15b5c0d69e361442cff40baed4118198130b948bcc2d081ec78479ea217b378006d73701a7210ba76cc66feead30cc14cb50ddc174d6b30d8850ef4d7c74f3
ripemd-160 46355853aebaf29b934b33cbf95ff0dfb4338412

15493881 as geometric shapes

Circle

Radius = n
Diameter 30987762
Circumference 97350925.450389
Area 7.541718270841E+14

Sphere

Radius = n
Volume 1.5580064723191E+22
Surface area 3.0166873083364E+15
Circumference 97350925.450389

Square

Length = n
Perimeter 61975524
Area 240060348442161
Diagonal 21911656.643995

Cube

Length = n
Surface area 1440362090652966
Volume 3.7194664715814E+21
Space diagonal 26836189.098426

Equilateral Triangle

Length = n
Perimeter 46481643
Area 1.0394918009613E+14
Altitude 13418094.549213

Triangular Pyramid

Length = n
Surface area 1.0394918009613E+14
Volume 4.3834332740853E+20
Height 7303885.5479983