628406989 (number)
628406989 is an odd 9-digits composite number following 628406988 and preceding 628406990. In scientific notation, it is written as 6.28406989 × 10^8. The sum of its digits is 52. It has a total of 5 prime factors and 32 positive divisors. There are 482879232 positive integers (up to 628406989) that are relatively prime to 628406989.
Interesting facts
- 628406989 has 32 divisors, whose sum is 796815360
- The reverse of 628406989 is 989604826
- Previous prime number is 523
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 52
- Digital Root 7
Name
Name | six hundred twenty-eight million four hundred six thousand nine hundred eighty-nine |
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Notation
Scientific notation | 6.28406989 × 10^8 |
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Engineering notation | 6.28406989 × 10^6 |
Prime Factorization of 628406989
Prime Factorization 23 × 7 × 17 × 523 × 439
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 628406989 | Product of the distinct prime numbers |
The prime factorization of 628406989 is 23 × 7 × 17 × 523 × 439. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 628406989)
Multiplication
n×yn×2 | 1256813978 |
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n×3 | 1885220967 |
n×4 | 2513627956 |
n×5 | 3142034945 |
Division
n÷yn÷2 | 314203494.5 |
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n÷3 | 209468996.33333 |
n÷3 | 157101747.25 |
n÷5 | 125681397.8 |
Exponentiation
nyn2 | 394895343824046121 |
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n3 | 2.4815499398259E+26 |
n4 | 1.5594233257391E+35 |
n5 | 9.7995251670408E+43 |
Nth Root
y√n2√n | 25068.047171649 |
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3√n | 856.53872406496 |
4√n | 158.32892083144 |
5√n | 57.497399301205 |
Divisors of 628406989
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 | -628406988 | 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 628406989 can be divided by 32 positive divisors. The sum of these divisors (counting 628406989) is 1, the average is 0.03125.
Base conversion 628406989
Base | System | Value |
---|---|---|
2 | Binary | 100101011101001011101011001101 |
3 | Ternary | 1121210110101022221 |
4 | Quaternary | 211131023223031 |
5 | Quinary | 2241333010424 |
6 | Senary | 142204535341 |
8 | Octal | 4535135315 |
10 | Decimal | 628406989 |
12 | Duodecimal | 156551551 |
16 | Hexadecimal | 2574bacd |
20 | Vigesimal | 9g7ah99 |
36 | Base36 | ae4xxp |
Cryptographic Hash Functions
md5 | 89e8998db4a3f3bb61efa769283400fd |
---|---|
sha1 | ac09b8726021383f8b44cc501d00ac276e60b817 |
sha256 | a32193061509c44bd726ecc4abebccf619b1f1b770f9a7877e8bc5acad7fd714 |
sha512 | 570caf2e1cfb8dcf1519cf40c154129b82d7158bacd2681f206e6b6941f6317ebc5d52009ce2d5b87cf725cb831660c87b2f5847be007218aa6aea8a87258d98 |
ripemd-160 | 304bed0ba895d7bafc059176e6e43d54a3f5c183 |
628406989 as geometric shapes
Circle
Radius = nDiameter | 1256813978 |
---|---|
Circumference | 3948397560.2138 |
Area | 1.2406003110944E+18 |
Sphere
Radius = nVolume | 1.0394692080631E+27 |
---|---|
Surface area | 4.9624012443778E+18 |
Circumference | 3948397560.2138 |
Square
Length = nPerimeter | 2513627956 |
---|---|
Area | 394895343824046121 |
Diagonal | 888701686.53384 |
Cube
Length = nSurface area | 2369372062944276726 |
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Volume | 2.4815499398259E+26 |
Space diagonal | 1088432832.7794 |
Equilateral Triangle
Length = nPerimeter | 1885220967 |
---|---|
Area | 1.7099469979391E+17 |
Altitude | 544216416.38969 |
Triangular Pyramid
Length = nSurface area | 1.7099469979391E+17 |
---|---|
Volume | 2.9245346505066E+25 |
Height | 296233895.51128 |