15561640 (number)

15561640 is an even 8-digits composite number following 15561639 and preceding 15561641. In scientific notation, it is written as 1.5561640 × 10^7. The sum of its digits is 28. It has a total of 5 prime factors and 16 positive divisors. There are 6224640 positive integers (up to 15561640) that are relatively prime to 15561640.

Interesting facts

Basic properties

Name

Name fifteen million five hundred sixty-one thousand six hundred forty

Notation

Scientific notation 1.5561640 × 10^7
Engineering notation 1.5561640 × 10^6

Prime Factorization of 15561640

Prime Factorization 2 × 2 × 2 × 5 × 389041

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3890410
Product of the distinct prime numbers

The prime factorization of 15561640 is 2 × 2 × 2 × 5 × 389041. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 5, 39, 70, 377, 527, 424, 1266, 76119, 27120, 96422, 67806, 4994075, 7112275, 48766023, 23455761, 413047625, 583001895, 363891301, 5103377178

Basic calculations (n = 15561640)

Multiplication

n×y
n×2 31123280
n×3 46684920
n×4 62246560
n×5 77808200

Division

n÷y
n÷2 7780820
n÷3 5187213.3333333
n÷3 3890410
n÷5 3112328

Exponentiation

ny
n2 242164639489600
n3 3.7684789404669E+21
n4 5.8643712619128E+28
n5 9.1259234404233E+35

Nth Root

y√n
2√n 3944.8244574379
3√n 249.66162220852
4√n 62.807837547856
5√n 27.441703831745

Divisors of 15561640

1, 2, 4, 5, 8, 10, 20, 40, 389041, 778082, 1556164, 1945205, 3112328, 3890410, 7780820, 15561640

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 -15561639
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 15561640 can be divided by 16 positive divisors. The sum of these divisors (counting 15561640) is 1, the average is 0.0625.

Base conversion 15561640

Base System Value
2 Binary 111011010111001110101000
3 Ternary 1002021121120001
4 Quaternary 323113032220
5 Quinary 12440433030
6 Senary 1313312344
8 Octal 73271650
10 Decimal 15561640
12 Duodecimal 52656b4
16 Hexadecimal ed73a8
20 Vigesimal 4h5420
36 Base36 99jfs

Cryptographic Hash Functions

md5 be9805b7176dd61d75e34c98e4e24b48
sha1 972d8efb9a5a5d5259e8d0ef24fa50d9462b6f6a
sha256 679e42c67bf795910ddf2bcb7fc41014ad4fd9a4021e0b35dadcdf94a451bc38
sha512 5d0a3d1c09bff77d97aa50652f2f47c359eb273db3d958c18e5b14bb109c162bedbf51f43970dfce5e7d92246ab88a9d24add54888bf89a4115d503cbd657a93
ripemd-160 a08665d71940d59ef8b332e931d1f838d95cad40

15561640 as geometric shapes

Circle

Radius = n
Diameter 31123280
Circumference 97776667.803618
Area 7.6078265237975E+14

Sphere

Radius = n
Volume 1.5785367672772E+22
Surface area 3.043130609519E+15
Circumference 97776667.803618

Square

Length = n
Perimeter 62246560
Area 242164639489600
Diagonal 22007482.340768

Cube

Length = n
Surface area 1452987836937600
Volume 3.7684789404669E+21
Space diagonal 26953551.129096

Equilateral Triangle

Length = n
Perimeter 46684920
Area 1.0486036484815E+14
Altitude 13476775.564548

Triangular Pyramid

Length = n
Surface area 1.0486036484815E+14
Volume 4.4411950226048E+20
Height 7335827.4469226