19987752 (number)

19987752 is an even 8-digits composite number following 19987751 and preceding 19987753. In scientific notation, it is written as 1.9987752 × 10^7. The sum of its digits is 48. It has a total of 6 prime factors and 32 positive divisors. There are 6612864 positive integers (up to 19987752) that are relatively prime to 19987752.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.9987752 × 10^7
Engineering notation 1.9987752 × 10^6

Prime Factorization of 19987752

Prime Factorization 2 × 2 × 2 × 3 × 137 × 6079

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 4996938
Product of the distinct prime numbers

The prime factorization of 19987752 is 2 × 2 × 2 × 3 × 137 × 6079. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 3, 67, 33, 552, 305, 7763, 8512, 49894, 52008, 277124, 341197, 5008708, 9165950, 79776598, 14938839, 154750840, 526882111, 9315293016, 4394824785

Basic calculations (n = 19987752)

Multiplication

n×y
n×2 39975504
n×3 59963256
n×4 79951008
n×5 99938760

Division

n÷y
n÷2 9993876
n÷3 6662584
n÷3 4996938
n÷5 3997550.4

Exponentiation

ny
n2 399510230013504
n3 7.9853113989729E+21
n4 1.5960842388544E+29
n5 3.1902135937331E+36

Nth Root

y√n
2√n 4470.7663772557
3√n 271.38634003294
4√n 66.863789731481
5√n 28.850463214439

Divisors of 19987752

1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 548, 822, 1096, 1644, 3288, 6079, 12158, 18237, 24316, 36474, 48632, 72948, 145896, 832823, 1665646, 2498469, 3331292, 4996938, 6662584, 9993876, 19987752

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19987751
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19987752 can be divided by 32 positive divisors. The sum of these divisors (counting 19987752) is 1, the average is 0.03125.

Base conversion 19987752

Base System Value
2 Binary 1001100001111110100101000
3 Ternary 1101121111001010
4 Quaternary 1030033310220
5 Quinary 20104102002
6 Senary 1552223520
8 Octal 114176450
10 Decimal 19987752
12 Duodecimal 683aba0
16 Hexadecimal 130fd28
20 Vigesimal 64i97c
36 Base36 bwenc

Cryptographic Hash Functions

md5 bf8742eac73ba073451e4e6a217615d3
sha1 c96e00ff5cabcfbe65e755f73ecb5c872d0b4bd7
sha256 dd3e60029088f77c5f8484f4830cd711391dce0248c0719a98f020389d114749
sha512 72c949794bef6bb3ce2eae05f656fc9f3ea29be690c6639484abde0c1427b95999117c6b05ccb9a6e144420c722623da11392779524edb7fca315bfd89681de9
ripemd-160 5d1f19933fe417e7144c091707542ea8ab884d18

19987752 as geometric shapes

Circle

Radius = n
Diameter 39975504
Circumference 125586749.68995
Area 1.2550984036444E+15

Sphere

Radius = n
Volume 3.3448794170187E+22
Surface area 5.0203936145776E+15
Circumference 125586749.68995

Square

Length = n
Perimeter 79951008
Area 399510230013504
Diagonal 28266949.95975

Cube

Length = n
Surface area 2397061380081024
Volume 7.9853113989729E+21
Space diagonal 34619801.993086

Equilateral Triangle

Length = n
Perimeter 59963256
Area 1.7299300413173E+14
Altitude 17309900.996543

Triangular Pyramid

Length = n
Surface area 1.7299300413173E+14
Volume 9.4107797334999E+20
Height 9422316.65325