19957788 (number)

19957788 is an even 8-digits composite number following 19957787 and preceding 19957789. In scientific notation, it is written as 1.9957788 × 10^7. The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors. There are 6652584 positive integers (up to 19957788) that are relatively prime to 19957788.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred fifty-seven thousand seven hundred eighty-eight

Notation

Scientific notation 1.9957788 × 10^7
Engineering notation 1.9957788 × 10^6

Prime Factorization of 19957788

Prime Factorization 2 × 2 × 9 × 554383

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 9978894
Product of the distinct prime numbers

The prime factorization of 19957788 is 2 × 2 × 9 × 554383. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 10, 77, 24, 564, 882, 3241, 9365, 18928, 81891, 683681, 659801, 2741133, 1845817, 69917556, 96723340, 306173283, 644330160, 5838310107, 1724673219

Basic calculations (n = 19957788)

Multiplication

n×y
n×2 39915576
n×3 59873364
n×4 79831152
n×5 99788940

Division

n÷y
n÷2 9978894
n÷3 6652596
n÷3 4989447
n÷5 3991557.6

Exponentiation

ny
n2 398313301852944
n3 7.9494524359611E+21
n4 1.5865348643299E+29
n5 3.1663726476906E+36

Nth Root

y√n
2√n 4467.4140170797
3√n 271.25065882176
4√n 66.838716452964
5√n 28.841807972701

Divisors of 19957788

1, 2, 4, 9, 18, 36, 554383, 1108766, 2217532, 4989447, 9978894, 19957788

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 -19957787
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 19957788 can be divided by 12 positive divisors. The sum of these divisors (counting 19957788) is 1, the average is 0.083333333333333.

Base conversion 19957788

Base System Value
2 Binary 1001100001000100000011100
3 Ternary 1101112221221100
4 Quaternary 1030020200130
5 Quinary 20102122123
6 Senary 1551433100
8 Octal 114104034
10 Decimal 19957788
12 Duodecimal 6825790
16 Hexadecimal 130881c
20 Vigesimal 64ee98
36 Base36 bvrj0

Cryptographic Hash Functions

md5 244cad9a2c108eaf6b289fefc389cbd1
sha1 ac2d53e80924fa32b52d5b209a5b9769a448b9a2
sha256 f0fdaeab532d79d370a982e7cc8e3bf67ca28b20b902e7cc6b9bfc0f0e49db54
sha512 184bac7adae86e441d5bea630007ac26ee2142037945295d8374bff738e649a2a61b8e8f49bfec4ef0ad1741c3eea61bc3eda1b904111c37c3805d80d63d5a4c
ripemd-160 a71c61ffb13dec8172f7fd4932d8b68abbec9910

19957788 as geometric shapes

Circle

Radius = n
Diameter 39915576
Circumference 125398480.32541
Area 1.2513381429283E+15

Sphere

Radius = n
Volume 3.3298588497169E+22
Surface area 5.0053525717132E+15
Circumference 125398480.32541

Square

Length = n
Perimeter 79831152
Area 398313301852944
Diagonal 28224574.464567

Cube

Length = n
Surface area 2389879811117664
Volume 7.9494524359611E+21
Space diagonal 34567902.822688

Equilateral Triangle

Length = n
Perimeter 59873364
Area 1.7247471903495E+14
Altitude 17283951.411344

Triangular Pyramid

Length = n
Surface area 1.7247471903495E+14
Volume 9.3685195403133E+20
Height 9408191.488189