19990912 (number)

19990912 is an even 8-digits composite number following 19990911 and preceding 19990913. In scientific notation, it is written as 1.9990912 × 10^7. The sum of its digits is 40. It has a total of 9 prime factors and 32 positive divisors. There are 9406464 positive integers (up to 19990912) that are relatively prime to 19990912.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred ninety thousand nine hundred twelve

Notation

Scientific notation 1.9990912 × 10^7
Engineering notation 1.9990912 × 10^6

Prime Factorization of 19990912

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 17 × 9187

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 312358
Product of the distinct prime numbers

The prime factorization of 19990912 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 17 × 9187. Since it has a total of 9 prime factors.

Most popular turbo-numbers

9, 1, 66, 3, 143, 210, 1298, 2740, 82354, 51399, 974692, 173737, 129879, 7791048, 56048221, 56263944, 309889319, 769007786, 8696083786, 9351793178

Basic calculations (n = 19990912)

Multiplication

n×y
n×2 39981824
n×3 59972736
n×4 79963648
n×5 99954560

Division

n÷y
n÷2 9995456
n÷3 6663637.3333333
n÷3 4997728
n÷5 3998182.4

Exponentiation

ny
n2 399636562591744
n3 7.989099354754E+21
n4 1.5970938216014E+29
n5 3.1927362043378E+36

Nth Root

y√n
2√n 4471.1197702589
3√n 271.40064105163
4√n 66.866432312924
5√n 28.851375390045

Divisors of 19990912

1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9187, 18374, 36748, 73496, 146992, 156179, 293984, 312358, 587968, 624716, 1175936, 1249432, 2498864, 4997728, 9995456, 19990912

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 -19990911
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 19990912 can be divided by 32 positive divisors. The sum of these divisors (counting 19990912) is 1, the average is 0.03125.

Base conversion 19990912

Base System Value
2 Binary 1001100010000100110000000
3 Ternary 1101121122101011
4 Quaternary 1030100212000
5 Quinary 20104202122
6 Senary 1552250304
8 Octal 114204600
10 Decimal 19990912
12 Duodecimal 6840994
16 Hexadecimal 1310980
20 Vigesimal 64ih5c
36 Base36 bwh34

Cryptographic Hash Functions

md5 e8b7c4363d55564570b5a1f2bf76c88f
sha1 166e632d3e6bbf1822f2385108a4b3bf0387057b
sha256 a5d4b3cb9bb9aa23889d953d70ace705dea7769416f11d3c3e94da8469004410
sha512 b64dbc066fc5dd89c0c2a38a486af0e0083836f482f517fc21379ebbdbba78185a52e099e0bc3e64ca9ae74ebd43436bdb2e8cf81456025b7b032920b4532e69
ripemd-160 c4ba546bfe85be60581807a2968ab1778ca86a7d

19990912 as geometric shapes

Circle

Radius = n
Diameter 39981824
Circumference 125606604.55552
Area 1.2554952891441E+15

Sphere

Radius = n
Volume 3.3464661122259E+22
Surface area 5.0219811565764E+15
Circumference 125606604.55552

Square

Length = n
Perimeter 79963648
Area 399636562591744
Diagonal 28271418.874607

Cube

Length = n
Surface area 2397819375550464
Volume 7.989099354754E+21
Space diagonal 34625275.273638

Equilateral Triangle

Length = n
Perimeter 59972736
Area 1.7304770774277E+14
Altitude 17312637.636819

Triangular Pyramid

Length = n
Surface area 1.7304770774277E+14
Volume 9.4152438821994E+20
Height 9423806.2915357