1388021245 (number)
1388021245 is an odd 10-digits composite number following 1388021244 and preceding 1388021246. In scientific notation, it is written as 1.388021245 × 10^9. The sum of its digits is 34. It has a total of 6 prime factors and 32 positive divisors. There are 995480640 positive integers (up to 1388021245) that are relatively prime to 1388021245.
Interesting facts
- 1388021245 has 32 divisors, whose sum is 1846575360
- The reverse of 1388021245 is 5421208831
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity odd
- Number length 10
- Sum of Digits 34
- Digital Root 7
Name
Name | one billion three hundred eighty-eight million twenty-one thousand two hundred forty-five |
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Notation
Scientific notation | 1.388021245 × 10^9 |
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Engineering notation | 1.388021245 × 10^9 |
Prime Factorization of 1388021245
Prime Factorization 13 × 5 × 67 × 71 × 67 × 67
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 309205 | Product of the distinct prime numbers |
The prime factorization of 1388021245 is 13 × 5 × 67 × 71 × 67 × 67. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1388021245)
Multiplication
n×yn×2 | 2776042490 |
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n×3 | 4164063735 |
n×4 | 5552084980 |
n×5 | 6940106225 |
Division
n÷yn÷2 | 694010622.5 |
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n÷3 | 462673748.33333 |
n÷3 | 347005311.25 |
n÷5 | 277604249 |
Exponentiation
nyn2 | 1926602976571350025 |
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n3 | 2.6741658621613E+27 |
n4 | 3.7117990293336E+36 |
n5 | 5.1520559098854E+45 |
Nth Root
y√n2√n | 37256.157142142 |
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3√n | 1115.4892033107 |
4√n | 193.01854092844 |
5√n | 67.371966292842 |
Divisors of 1388021245
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 | -1388021244 | 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 1388021245 can be divided by 32 positive divisors. The sum of these divisors (counting 1388021245) is 1, the average is 0.03125.
Base conversion 1388021245
Base | System | Value |
---|---|---|
2 | Binary | 1010010101110111000010111111101 |
3 | Ternary | 10120201210210012021 |
4 | Quaternary | 1102232320113331 |
5 | Quinary | 10320313134440 |
6 | Senary | 345422040141 |
8 | Octal | 12256702775 |
10 | Decimal | 1388021245 |
12 | Duodecimal | 328a19051 |
16 | Hexadecimal | 52bb85fd |
20 | Vigesimal | 11df2d25 |
36 | Base36 | mye41p |
Cryptographic Hash Functions
md5 | 8b983bdc05579995279fe10c3c3cfe09 |
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sha1 | 1ddc167e476b430566d49813072b3f450ea45cdf |
sha256 | 9ce062fa5c412aa38b19a5050175e8ea631d7a262b37ded1e5238eac86c71e39 |
sha512 | 748283b8400bcbacd59bb4c09ce37a2de92184992c226d30879c78685d5aa6df4c65cc330c83352351ba0a4dddbff851d64d9237035c62eeb807cca126808a14 |
ripemd-160 | fde303c09e8918249a233200bad6736c2b5e67a4 |
1388021245 as geometric shapes
Circle
Radius = nDiameter | 2776042490 |
---|---|
Circumference | 8721194692.6371 |
Area | 6.0526017575808E+18 |
Sphere
Radius = nVolume | 1.1201519769395E+28 |
---|---|
Surface area | 2.4210407030323E+19 |
Circumference | 8721194692.6371 |
Square
Length = nPerimeter | 5552084980 |
---|---|
Area | 1926602976571350025 |
Diagonal | 1962958469.541 |
Cube
Length = nSurface area | 1.1559617859428E+19 |
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Volume | 2.6741658621613E+27 |
Space diagonal | 2404123318.325 |
Equilateral Triangle
Length = nPerimeter | 4164063735 |
---|---|
Area | 8.3424356035875E+17 |
Altitude | 1202061659.1625 |
Triangular Pyramid
Length = nSurface area | 8.3424356035875E+17 |
---|---|
Volume | 3.1515346919197E+26 |
Height | 654319489.847 |