72489780 (number)
72489780 is an even 8-digits composite number following 72489779 and preceding 72489781. In scientific notation, it is written as 7.2489780 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 16992000 positive integers (up to 72489780) that are relatively prime to 72489780.
Interesting facts
- 72489780 has 48 divisors, whose sum is 146151936
- The reverse of 72489780 is 08798427
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | seventy-two million four hundred eighty-nine thousand seven hundred eighty |
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Notation
Scientific notation | 7.2489780 × 10^7 |
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Engineering notation | 7.2489780 × 10^6 |
Prime Factorization of 72489780
Prime Factorization 2 × 2 × 45 × 31 × 11 × 1181
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 36244890 | Product of the distinct prime numbers |
The prime factorization of 72489780 is 2 × 2 × 45 × 31 × 11 × 1181. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 72489780)
Multiplication
n×yn×2 | 144979560 |
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n×3 | 217469340 |
n×4 | 289959120 |
n×5 | 362448900 |
Division
n÷yn÷2 | 36244890 |
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n÷3 | 24163260 |
n÷3 | 18122445 |
n÷5 | 14497956 |
Exponentiation
nyn2 | 5254768204448400 |
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n3 | 3.8091699109146E+23 |
n4 | 2.7612588882482E+31 |
n5 | 2.0016304933216E+39 |
Nth Root
y√n2√n | 8514.0930227476 |
---|---|
3√n | 416.9579516976 |
4√n | 92.271843065735 |
5√n | 37.329773629615 |
Divisors of 72489780
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -72489779 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 72489780 can be divided by 48 positive divisors. The sum of these divisors (counting 72489780) is 1, the average is 0.020833333333333.
Base conversion 72489780
Base | System | Value |
---|---|---|
2 | Binary | 100010100100001101100110100 |
3 | Ternary | 12001101212021200 |
4 | Quaternary | 10110201230310 |
5 | Quinary | 122024133110 |
6 | Senary | 11105412500 |
8 | Octal | 424415464 |
10 | Decimal | 72489780 |
12 | Duodecimal | 2033a130 |
16 | Hexadecimal | 4521b34 |
20 | Vigesimal | 12d1490 |
36 | Base36 | 175ph0 |
Cryptographic Hash Functions
md5 | 0fa2aa7ee6c255dc73780206e1d5b9dc |
---|---|
sha1 | 56dfa140254fdb2788eb1f73cf0032c42ccbab04 |
sha256 | d5d495e28432e76226257f0b1766ee8fc3042eb2476b5ccb001ffbf50db85d46 |
sha512 | dec1e3d0ea4d0f9ca9652ef3680c0998c20c0b7fc7f01bb1a7554396a53c2627d716c5310d80eec36a25bc095c5dc32ad59ff542bf59754c2c2a88639614dfdd |
ripemd-160 | 461a8dd42b5b6b39a80c729e7027eda8ab1dfafe |
72489780 as geometric shapes
Circle
Radius = nDiameter | 144979560 |
---|---|
Circumference | 455466720.61668 |
Area | 1.6508341187412E+16 |
Sphere
Radius = nVolume | 1.5955813611206E+24 |
---|---|
Surface area | 6.6033364749649E+16 |
Circumference | 455466720.61668 |
Square
Length = nPerimeter | 289959120 |
---|---|
Area | 5254768204448400 |
Diagonal | 102516030.00944 |
Cube
Length = nSurface area | 31528609226690400 |
---|---|
Volume | 3.8091699109146E+23 |
Space diagonal | 125555981.98949 |
Equilateral Triangle
Length = nPerimeter | 217469340 |
---|---|
Area | 2.2753813780255E+15 |
Altitude | 62777990.994745 |
Triangular Pyramid
Length = nSurface area | 2.2753813780255E+15 |
---|---|
Volume | 4.4891497911658E+22 |
Height | 34172010.003147 |