1998738 (number)
1998738 is an even 7-digits composite number following 1998737 and preceding 1998739. In scientific notation, it is written as 1.998738 × 10^6. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 550368 positive integers (up to 1998738) that are relatively prime to 1998738.
Interesting facts
- 1998738 has 48 divisors, whose sum is 5129280
- The reverse of 1998738 is 8378991
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 45
- Digital Root 9
Name
Name | one million nine hundred ninety-eight thousand seven hundred thirty-eight |
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Notation
Scientific notation | 1.998738 × 10^6 |
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Engineering notation | 1.998738 × 10^6 |
Prime Factorization of 1998738
Prime Factorization 2 × 3 × 7 × 3 × 29 × 547
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 666246 | Product of the distinct prime numbers |
The prime factorization of 1998738 is 2 × 3 × 7 × 3 × 29 × 547. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1998738)
Multiplication
n×yn×2 | 3997476 |
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n×3 | 5996214 |
n×4 | 7994952 |
n×5 | 9993690 |
Division
n÷yn÷2 | 999369 |
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n÷3 | 666246 |
n÷3 | 499684.5 |
n÷5 | 399747.6 |
Exponentiation
nyn2 | 3994953592644 |
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n3 | 7984865553854083272 |
n4 | 1.5959654207379E+25 |
n5 | 3.1899167331149E+31 |
Nth Root
y√n2√n | 1413.7673075864 |
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3√n | 125.96559907421 |
4√n | 37.600097175225 |
5√n | 18.203343898115 |
Divisors of 1998738
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 | -1998737 | 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 1998738 can be divided by 48 positive divisors. The sum of these divisors (counting 1998738) is 1, the average is 0.020833333333333.
Base conversion 1998738
Base | System | Value |
---|---|---|
2 | Binary | 111100111111110010010 |
3 | Ternary | 10202112202100 |
4 | Quaternary | 13213332102 |
5 | Quinary | 1002424423 |
6 | Senary | 110501230 |
8 | Octal | 7477622 |
10 | Decimal | 1998738 |
12 | Duodecimal | 804816 |
16 | Hexadecimal | 1e7f92 |
20 | Vigesimal | c9ggi |
36 | Base36 | 16u8i |
Cryptographic Hash Functions
md5 | cbd9576f5d7cf3c7c314977dc7818c71 |
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sha1 | 50218b4dceeb997129249e91b6190abee3e6d46d |
sha256 | bbf7393229c4437967cfdf57d3af6b0de72812c276ea99b54ad1582d159de9c1 |
sha512 | b7aefee7399f7dd6873151fa51736b11f408e4cc63e044060d048b5dc35580a951cd292a2a293f4d566f6c2be66723a3f6be1d96013608ead9f7da7b1f3c9631 |
ripemd-160 | 8f6f3bbdc72fa032eb381c9d0dfb8037f84ea1c8 |
1998738 as geometric shapes
Circle
Radius = nDiameter | 3997476 |
---|---|
Circumference | 12558441.234502 |
Area | 12550516858083 |
Sphere
Radius = nVolume | 3.344692661852E+19 |
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Surface area | 50202067432330 |
Circumference | 12558441.234502 |
Square
Length = nPerimeter | 7994952 |
---|---|
Area | 3994953592644 |
Diagonal | 2826642.3872305 |
Cube
Length = nSurface area | 23969721555864 |
---|---|
Volume | 7984865553854083272 |
Space diagonal | 3461915.7670186 |
Equilateral Triangle
Length = nPerimeter | 5996214 |
---|---|
Area | 1729865649084.8 |
Altitude | 1730957.8835093 |
Triangular Pyramid
Length = nSurface area | 1729865649084.8 |
---|---|
Volume | 9.4102542999885E+17 |
Height | 942214.12907683 |