15921490 (number)

15921490 is an even 8-digits composite number following 15921489 and preceding 15921491. In scientific notation, it is written as 1.5921490 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors. There are 5878080 positive integers (up to 15921490) that are relatively prime to 15921490.

Interesting facts

Basic properties

Name

Name fifteen million nine hundred twenty-one thousand four hundred ninety

Notation

Scientific notation 1.5921490 × 10^7
Engineering notation 1.5921490 × 10^6

Prime Factorization of 15921490

Prime Factorization 2 × 169 × 5 × 9421

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 15921490
Product of the distinct prime numbers

The prime factorization of 15921490 is 2 × 169 × 5 × 9421. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 10, 26, 52, 558, 376, 3561, 6384, 29307, 55768, 499794, 305433, 2955406, 7506098, 49144852, 22534458, 633170824, 353418258, 229715653, 2459341078

Basic calculations (n = 15921490)

Multiplication

n×y
n×2 31842980
n×3 47764470
n×4 63685960
n×5 79607450

Division

n÷y
n÷2 7960745
n÷3 5307163.3333333
n÷3 3980372.5
n÷5 3184298

Exponentiation

ny
n2 253493843820100
n3 4.0359996994433E+21
n4 6.4259128854689E+28
n5 1.0231010774686E+36

Nth Root

y√n
2√n 3990.1741816617
3√n 251.57138233622
4√n 63.16782552583
5√n 27.567459275733

Divisors of 15921490

1, 2, 5, 10, 169, 338, 845, 1690, 9421, 18842, 47105, 94210, 1592149, 3184298, 7960745, 15921490

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 -15921489
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 15921490 can be divided by 16 positive divisors. The sum of these divisors (counting 15921490) is 1, the average is 0.0625.

Base conversion 15921490

Base System Value
2 Binary 111100101111000101010010
3 Ternary 1002221220011211
4 Quaternary 330233011102
5 Quinary 13033441430
6 Senary 1325130334
8 Octal 74570522
10 Decimal 15921490
12 Duodecimal 53b99aa
16 Hexadecimal f2f152
20 Vigesimal 4ja3ea
36 Base36 9h93m

Cryptographic Hash Functions

md5 39aafbbb4b128af11e1e6b3fa5bba947
sha1 a0340aa4291e4aa650b12e58c485332c3d2d09ee
sha256 63a801ba6357d0fa2f9c7599a5783c1f5aded200cd9d82de53e19ed5a8be96e1
sha512 553adee61e7f4ea6f9dfe4dd1e3ceb6c41708836f5fda688bf4f6ba7c7169f875d802e19834ca55be37cac4c890a9868d2133709fd8797663e7a214ec6961494
ripemd-160 b06c798e160590e2d1a139b33381104bc58db035

15921490 as geometric shapes

Circle

Radius = n
Diameter 31842980
Circumference 100037672.03641
Area 7.9637439747546E+14

Sphere

Radius = n
Volume 1.6905956007549E+22
Surface area 3.1854975899019E+15
Circumference 100037672.03641

Square

Length = n
Perimeter 63685960
Area 253493843820100
Diagonal 22516387.091188

Cube

Length = n
Surface area 1520963062920600
Volume 4.0359996994433E+21
Space diagonal 27576829.6122

Equilateral Triangle

Length = n
Perimeter 47764470
Area 1.0976605422559E+14
Altitude 13788414.8061

Triangular Pyramid

Length = n
Surface area 1.0976605422559E+14
Volume 4.756471260572E+20
Height 7505462.3637292