19720900 (number)

19720900 is an even 8-digits composite number following 19720899 and preceding 19720901. In scientific notation, it is written as 1.9720900 × 10^7. The sum of its digits is 28. It has a total of 6 prime factors and 36 positive divisors. There are 7840800 positive integers (up to 19720900) that are relatively prime to 19720900.

Interesting facts

Basic properties

Name

Name nineteen million seven hundred twenty thousand nine hundred

Notation

Scientific notation 1.9720900 × 10^7
Engineering notation 1.9720900 × 10^6

Prime Factorization of 19720900

Prime Factorization 2 × 2 × 5 × 5 × 199 × 991

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1972090
Product of the distinct prime numbers

The prime factorization of 19720900 is 2 × 2 × 5 × 5 × 199 × 991. Since it has a total of 6 prime factors.

Most popular turbo-numbers

4, 3, 83, 95, 468, 77, 8651, 8810, 30907, 63020, 372034, 92836, 3278668, 8194322, 37911982, 70099407, 884804399, 162779608, 9417641492, 7997001433

Basic calculations (n = 19720900)

Multiplication

n×y
n×2 39441800
n×3 59162700
n×4 78883600
n×5 98604500

Division

n÷y
n÷2 9860450
n÷3 6573633.3333333
n÷3 4930225
n÷5 3944180

Exponentiation

ny
n2 388913896810000
n3 7.6697320676003E+21
n4 1.5125401913194E+29
n5 2.9828653858991E+36

Nth Root

y√n
2√n 4440.8219959823
3√n 270.17318564362
4√n 66.639492765043
5√n 28.773013281464

Divisors of 19720900

1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 991, 995, 1982, 1990, 3964, 3980, 4955, 4975, 9910, 9950, 19820, 19900, 24775, 49550, 99100, 197209, 394418, 788836, 986045, 1972090, 3944180, 4930225, 9860450, 19720900

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19720899
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19720900 can be divided by 36 positive divisors. The sum of these divisors (counting 19720900) is 1, the average is 0.027777777777778.

Base conversion 19720900

Base System Value
2 Binary 1001011001110101011000100
3 Ternary 1101002220222201
4 Quaternary 1023032223010
5 Quinary 20022032100
6 Senary 1542404244
8 Octal 113165304
10 Decimal 19720900
12 Duodecimal 6730684
16 Hexadecimal 12ceac4
20 Vigesimal 635250
36 Base36 bqoqs

Cryptographic Hash Functions

md5 7640f68a870f2e73a038d619a0dfbaf1
sha1 c643a9695b270e2b4878b9c73f307181192db262
sha256 92d2bf4b7acdf7f63fc90eec7c35fe828df9af8c989fa9c1e14b397f4c996d7c
sha512 1e704694025e52868ec939b139e3fbb3eb90ecf995b4ac7d56ebdba5bda0217917ed96178eb26b70ba2b806049100a41d0de6c7fb334cded364d89eb70311c39
ripemd-160 c57ba6b5650d98bc7241e76bb6b2c5e4776e9338

19720900 as geometric shapes

Circle

Radius = n
Diameter 39441800
Circumference 123910069.12436
Area 1.2218090410973E+15

Sphere

Radius = n
Volume 3.21268985581E+22
Surface area 4.8872361643891E+15
Circumference 123910069.12436

Square

Length = n
Perimeter 78883600
Area 388913896810000
Diagonal 27889564.242204

Cube

Length = n
Surface area 2333483380860000
Volume 7.6697320676003E+21
Space diagonal 34157600.770985

Equilateral Triangle

Length = n
Perimeter 59162700
Area 1.6840465726113E+14
Altitude 17078800.385493

Triangular Pyramid

Length = n
Surface area 1.6840465726113E+14
Volume 9.0388659248069E+20
Height 9296521.4140679