19993645 (number)

19993645 is an odd 8-digits composite number following 19993644 and preceding 19993646. In scientific notation, it is written as 1.9993645 × 10^7. The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors. There are 13673664 positive integers (up to 19993645) that are relatively prime to 19993645.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred ninety-three thousand six hundred forty-five

Notation

Scientific notation 1.9993645 × 10^7
Engineering notation 1.9993645 × 10^6

Prime Factorization of 19993645

Prime Factorization 7 × 5 × 773 × 739

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 19993645
Product of the distinct prime numbers

The prime factorization of 19993645 is 7 × 5 × 773 × 739. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 3, 62, 85, 298, 525, 8267, 294, 80868, 46414, 727754, 149221, 4414388, 2406873, 20287387, 75794739, 428259243, 451516310, 4886768617, 6231558654

Basic calculations (n = 19993645)

Multiplication

n×y
n×2 39987290
n×3 59980935
n×4 79974580
n×5 99968225

Division

n÷y
n÷2 9996822.5
n÷3 6664548.3333333
n÷3 4998411.25
n÷5 3998729

Exponentiation

ny
n2 399745840386025
n3 7.9923764229048E+21
n4 1.5979673690593E+29
n5 3.1949192298556E+36

Nth Root

y√n
2√n 4471.4253879496
3√n 271.41300840724
4√n 66.868717558733
5√n 28.85216421346

Divisors of 19993645

1, 5, 7, 35, 739, 773, 3695, 3865, 5173, 5411, 25865, 27055, 571247, 2856235, 3998729, 19993645

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 -19993644
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 19993645 can be divided by 16 positive divisors. The sum of these divisors (counting 19993645) is 1, the average is 0.0625.

Base conversion 19993645

Base System Value
2 Binary 1001100010001010000101101
3 Ternary 1101121210010101
4 Quaternary 1030101100231
5 Quinary 20104244040
6 Senary 1552311101
8 Octal 114212055
10 Decimal 19993645
12 Duodecimal 6842491
16 Hexadecimal 131142d
20 Vigesimal 64j425
36 Base36 bwj71

Cryptographic Hash Functions

md5 d4f81d1ec3de157176d13a0595b85f06
sha1 7ddedb407f16f75fa08e8dc26b337fb303e3ff58
sha256 1f02238fd83bf11e060a7fa5f8dd25ffda25d9ee3426eab020ff9efaf7e866b7
sha512 58d51e85b14bb88faec923d7b1e1c73c531c140cceb50dc04fab8fe0bc3441335cfb2baff8116f7e2d19c211db5adcb698ee4d4306fa6f6116a8b418664e5177
ripemd-160 daa390aca61566dec1c7f3bd0c330acddf891f94

19993645 as geometric shapes

Circle

Radius = n
Diameter 39987290
Circumference 125623776.50096
Area 1.2558385954598E+15

Sphere

Radius = n
Volume 3.347838807323E+22
Surface area 5.0233543818393E+15
Circumference 125623776.50096

Square

Length = n
Perimeter 79974580
Area 399745840386025
Diagonal 28275283.920273

Cube

Length = n
Surface area 2398475042316150
Volume 7.9923764229048E+21
Space diagonal 34630008.968495

Equilateral Triangle

Length = n
Perimeter 59980935
Area 1.7309502641573E+14
Altitude 17315004.484248

Triangular Pyramid

Length = n
Surface area 1.7309502641573E+14
Volume 9.4191059440525E+20
Height 9425094.640091