72489904 (number)
72489904 is an even 8-digits composite number following 72489903 and preceding 72489905. In scientific notation, it is written as 7.2489904 × 10^7. The sum of its digits is 43. It has a total of 7 prime factors and 40 positive divisors. There are 33008640 positive integers (up to 72489904) that are relatively prime to 72489904.
Interesting facts
- 72489904 has 40 divisors, whose sum is 153525888
- The reverse of 72489904 is 40998427
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 43
- Digital Root 7
Name
Name | seventy-two million four hundred eighty-nine thousand nine hundred four |
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Notation
Scientific notation | 7.2489904 × 10^7 |
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Engineering notation | 7.2489904 × 10^6 |
Prime Factorization of 72489904
Prime Factorization 2 × 2 × 2 × 2 × 31 × 17 × 8597
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 9061238 | Product of the distinct prime numbers |
The prime factorization of 72489904 is 2 × 2 × 2 × 2 × 31 × 17 × 8597. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 72489904)
Multiplication
n×yn×2 | 144979808 |
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n×3 | 217469712 |
n×4 | 289959616 |
n×5 | 362449520 |
Division
n÷yn÷2 | 36244952 |
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n÷3 | 24163301.333333 |
n÷3 | 18122476 |
n÷5 | 14497980.8 |
Exponentiation
nyn2 | 5254786181929216 |
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n3 | 3.8091894586858E+23 |
n4 | 2.7612777817794E+31 |
n5 | 2.0016476131852E+39 |
Nth Root
y√n2√n | 8514.1003047885 |
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3√n | 416.95818944494 |
4√n | 92.27188252544 |
5√n | 37.329786400764 |
Divisors of 72489904
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -72489903 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 72489904 can be divided by 40 positive divisors. The sum of these divisors (counting 72489904) is 1, the average is 0.025.
Base conversion 72489904
Base | System | Value |
---|---|---|
2 | Binary | 100010100100001101110110000 |
3 | Ternary | 12001101212110021 |
4 | Quaternary | 10110201232300 |
5 | Quinary | 122024134104 |
6 | Senary | 11105413224 |
8 | Octal | 424415660 |
10 | Decimal | 72489904 |
12 | Duodecimal | 2033a214 |
16 | Hexadecimal | 4521bb0 |
20 | Vigesimal | 12d14f4 |
36 | Base36 | 175pkg |
Cryptographic Hash Functions
md5 | 7a99e705652cda78116904b2bcd71f1d |
---|---|
sha1 | 4ad067873e16f2f1714281a406e97785da10f952 |
sha256 | 4741acb21f9506f5102cb9919b936eaca2c27c6dd718b48aad80828c6a45c73b |
sha512 | b2b866eec3de5c9410e55c477f509680e8410bbca7f067bc0f846df7dbf591f7f0d8a8a50cca785d837dc98cc0d1f166e4525fbd92e6577e3b329e9cc3dd2d96 |
ripemd-160 | 0cd96a355860514f4985d30e860b88d4de6343a0 |
72489904 as geometric shapes
Circle
Radius = nDiameter | 144979808 |
---|---|
Circumference | 455467499.73166 |
Area | 1.6508397665334E+16 |
Sphere
Radius = nVolume | 1.5955895492718E+24 |
---|---|
Surface area | 6.6033590661336E+16 |
Circumference | 455467499.73166 |
Square
Length = nPerimeter | 289959616 |
---|---|
Area | 5254786181929216 |
Diagonal | 102516205.37192 |
Cube
Length = nSurface area | 31528717091575296 |
---|---|
Volume | 3.8091894586858E+23 |
Space diagonal | 125556196.76379 |
Equilateral Triangle
Length = nPerimeter | 217469712 |
---|---|
Area | 2.2753891625031E+15 |
Altitude | 62778098.381895 |
Triangular Pyramid
Length = nSurface area | 2.2753891625031E+15 |
---|---|
Volume | 4.489172828435E+22 |
Height | 34172068.457308 |