15949940 (number)

15949940 is an even 8-digits composite number following 15949939 and preceding 15949941. In scientific notation, it is written as 1.5949940 × 10^7. The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors. There are 6379968 positive integers (up to 15949940) that are relatively prime to 15949940.

Interesting facts

Basic properties

Name

Name fifteen million nine hundred forty-nine thousand nine hundred forty

Notation

Scientific notation 1.5949940 × 10^7
Engineering notation 1.5949940 × 10^6

Prime Factorization of 15949940

Prime Factorization 2 × 2 × 5 × 797497

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7974970
Product of the distinct prime numbers

The prime factorization of 15949940 is 2 × 2 × 5 × 797497. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 7, 80, 9, 741, 316, 7079, 4383, 17366, 41449, 86378, 136820, 8268369, 740246, 30796868, 41085914, 154515874, 479872512, 1029305180, 9272771161

Basic calculations (n = 15949940)

Multiplication

n×y
n×2 31899880
n×3 47849820
n×4 63799760
n×5 79749700

Division

n÷y
n÷2 7974970
n÷3 5316646.6666667
n÷3 3987485
n÷5 3189988

Exponentiation

ny
n2 254400586003600
n3 4.0576740827223E+21
n4 6.4719658158975E+28
n5 1.0322746644562E+36

Nth Root

y√n
2√n 3993.7375977898
3√n 251.72113689229
4√n 63.196025173976
5√n 27.577304261808

Divisors of 15949940

1, 2, 4, 5, 10, 20, 797497, 1594994, 3189988, 3987485, 7974970, 15949940

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15949939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15949940 can be divided by 12 positive divisors. The sum of these divisors (counting 15949940) is 1, the average is 0.083333333333333.

Base conversion 15949940

Base System Value
2 Binary 111100110110000001110100
3 Ternary 1010000100012112
4 Quaternary 330312001310
5 Quinary 13040344230
6 Senary 1325510152
8 Octal 74660164
10 Decimal 15949940
12 Duodecimal 5412358
16 Hexadecimal f36074
20 Vigesimal 4jdeh0
36 Base36 9hv1w

Cryptographic Hash Functions

md5 4377fb7cce1c1a0d8d95d78fc25f2ef8
sha1 944c988e43422fed35cc6e2d6a2866ab5ef57e6e
sha256 bf11f4dd0b0662e306a6ca2c9854507a701da8ee8ab0b55a8e6038d12c2ab99b
sha512 5ed441ffc30779a7e99bbf51671480b26758a68a9fec3a6d4e2f6f98150ffad146b405368bd1bd7222bc07a1f2ee24eececfdf46f0dd70762961b3d65172a079
ripemd-160 6c4174483b7ace26ae00dd5222ca601772c21967

15949940 as geometric shapes

Circle

Radius = n
Diameter 31899880
Circumference 100216428.6584
Area 7.9922301205785E+14

Sphere

Radius = n
Volume 1.6996745451923E+22
Surface area 3.1968920482314E+15
Circumference 100216428.6584

Square

Length = n
Perimeter 63799760
Area 254400586003600
Diagonal 22556621.467037

Cube

Length = n
Surface area 1526403516021600
Volume 4.0576740827223E+21
Space diagonal 27626106.457675

Equilateral Triangle

Length = n
Perimeter 47849820
Area 1.1015868510838E+14
Altitude 13813053.228838

Triangular Pyramid

Length = n
Surface area 1.1015868510838E+14
Volume 4.7820147662297E+20
Height 7518873.8223457