19816904 (number)

19816904 is an even 8-digits composite number following 19816903 and preceding 19816905. In scientific notation, it is written as 1.9816904 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors. There are 9640512 positive integers (up to 19816904) that are relatively prime to 19816904.

Interesting facts

Basic properties

Name

Name nineteen million eight hundred sixteen thousand nine hundred four

Notation

Scientific notation 1.9816904 × 10^7
Engineering notation 1.9816904 × 10^6

Prime Factorization of 19816904

Prime Factorization 2 × 2 × 2 × 37 × 66949

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 4954226
Product of the distinct prime numbers

The prime factorization of 19816904 is 2 × 2 × 2 × 37 × 66949. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 2, 94, 39, 643, 122, 3654, 7269, 40384, 11097, 925185, 266833, 8286451, 793677, 52002880, 2049252, 678154864, 162079970, 3737525920, 2664664715

Basic calculations (n = 19816904)

Multiplication

n×y
n×2 39633808
n×3 59450712
n×4 79267616
n×5 99084520

Division

n÷y
n÷2 9908452
n÷3 6605634.6666667
n÷3 4954226
n÷5 3963380.8

Exponentiation

ny
n2 392709684145216
n3 7.7822901105761E+21
n4 1.5422089602144E+29
n5 3.0561806912508E+36

Nth Root

y√n
2√n 4451.6181327693
3√n 270.61088930759
4√n 66.720447636158
5√n 28.800973071109

Divisors of 19816904

1, 2, 4, 8, 37, 74, 148, 296, 66949, 133898, 267796, 535592, 2477113, 4954226, 9908452, 19816904

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 -19816903
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 19816904 can be divided by 16 positive divisors. The sum of these divisors (counting 19816904) is 1, the average is 0.0625.

Base conversion 19816904

Base System Value
2 Binary 1001011100110000111001000
3 Ternary 1101021210200102
4 Quaternary 1023212013020
5 Quinary 20033120104
6 Senary 1544424532
8 Octal 113460710
10 Decimal 19816904
12 Duodecimal 6778148
16 Hexadecimal 12e61c8
20 Vigesimal 63h254
36 Base36 bsqtk

Cryptographic Hash Functions

md5 9f4005f02902eed1b7973acdf8a145d6
sha1 61ecb802e265c5839bfc280574a2bcc788e0f766
sha256 6489371bdfc67a840aa906d729c35ff7e8010f1701f2f4be106f59c54c35a552
sha512 e33ab48114baf43ba58e751e2f8cefe17f754f4dc404b8c24c3c9a007b3a537b50037f190b1f44473bbdc1ae9696e3fc55b976f1ef9e1d1857848f127e5dc611
ripemd-160 a629e218afd132552a0b317a6c89e80ecce7b775

19816904 as geometric shapes

Circle

Radius = n
Diameter 39633808
Circumference 124513280.04659
Area 1.2337338587042E+15

Sphere

Radius = n
Volume 3.2598380585987E+22
Surface area 4.9349354348167E+15
Circumference 124513280.04659

Square

Length = n
Perimeter 79267616
Area 392709684145216
Diagonal 28025334.401046

Cube

Length = n
Surface area 2356258104871296
Volume 7.7822901105761E+21
Space diagonal 34323884.576715

Equilateral Triangle

Length = n
Perimeter 59450712
Area 1.7004828139096E+14
Altitude 17161942.288357

Triangular Pyramid

Length = n
Surface area 1.7004828139096E+14
Volume 9.1715168505822E+20
Height 9341778.1336819