19900908 (number)

19900908 is an even 8-digits composite number following 19900907 and preceding 19900909. In scientific notation, it is written as 1.9900908 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 72 positive divisors. There are 6359040 positive integers (up to 19900908) that are relatively prime to 19900908.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred thousand nine hundred eight

Notation

Scientific notation 1.9900908 × 10^7
Engineering notation 1.9900908 × 10^6

Prime Factorization of 19900908

Prime Factorization 2 × 2 × 3 × 3 × 41 × 97 × 139

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3316818
Product of the distinct prime numbers

The prime factorization of 19900908 is 2 × 2 × 3 × 3 × 41 × 97 × 139. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 9, 36, 26, 146, 106, 702, 5802, 65011, 78027, 809005, 442002, 1287143, 2016811, 23147565, 25802553, 470106613, 666644036, 2197199817, 1872879972

Basic calculations (n = 19900908)

Multiplication

n×y
n×2 39801816
n×3 59702724
n×4 79603632
n×5 99504540

Division

n÷y
n÷2 9950454
n÷3 6633636
n÷3 4975227
n÷5 3980181.6

Exponentiation

ny
n2 396046139224464
n3 7.8816777804612E+21
n4 1.568525443946E+29
n5 3.1215080555629E+36

Nth Root

y√n
2√n 4461.0433757138
3√n 270.99272412304
4√n 66.791042630833
5√n 28.825349280515

Divisors of 19900908

1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 97, 123, 139, 164, 194, 246, 278, 291, 369, 388, 417, 492, 556, 582, 738, 834, 873, 1164, 1251, 1476, 1668, 1746, 2502, 3492, 3977, 5004, 5699, 7954, 11398, 11931, 13483, 15908, 17097, 22796, 23862, 26966, 34194, 35793, 40449, 47724, 51291, 53932, 68388, 71586, 80898, 102582, 121347, 143172, 161796, 205164, 242694, 485388, 552803, 1105606, 1658409, 2211212, 3316818, 4975227, 6633636, 9950454, 19900908

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19900907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19900908 can be divided by 72 positive divisors. The sum of these divisors (counting 19900908) is 1, the average is 0.013888888888889.

Base conversion 19900908

Base System Value
2 Binary 1001011111010100111101100
3 Ternary 1101110001220200
4 Quaternary 1023322213230
5 Quinary 20043312113
6 Senary 1550313500
8 Octal 113724754
10 Decimal 19900908
12 Duodecimal 67b8890
16 Hexadecimal 12fa9ec
20 Vigesimal 647c58
36 Base36 bujn0

Cryptographic Hash Functions

md5 cd270918bd6570bb7b3936bb6abd11f9
sha1 e654d94f62a9a3d56971796fb4f4f7b36abb48f1
sha256 61e7a46eadfb95b143b1acd174caf0cdd88a60135f21efb464923def5f1dcca4
sha512 0c28bd8d0d9a21ae69d5872b40e26ced7cb17f93341cde249e8412bd9a2a287f46e0663e2caef95c3b9cc584c96f0083d1ee47d6eafc673296d57b1e9fb760f4
ripemd-160 eeac7e5489676a591a8c9ae633d20ca90b4a073c

19900908 as geometric shapes

Circle

Radius = n
Diameter 39801816
Circumference 125041092.74513
Area 1.2442156414702E+15

Sphere

Radius = n
Volume 3.3014694684079E+22
Surface area 4.9768625658807E+15
Circumference 125041092.74513

Square

Length = n
Perimeter 79603632
Area 396046139224464
Diagonal 28144133.997139

Cube

Length = n
Surface area 2376276835346784
Volume 7.8816777804612E+21
Space diagonal 34469383.772754

Equilateral Triangle

Length = n
Perimeter 59702724
Area 1.7149300881957E+14
Altitude 17234691.886377

Triangular Pyramid

Length = n
Surface area 1.7149300881957E+14
Volume 9.2886463428191E+20
Height 9381377.9990464