138768 (number)
138768 is an even 6-digits composite number following 138767 and preceding 138769. In scientific notation, it is written as 1.38768 × 10^5. The sum of its digits is 33. It has a total of 8 prime factors and 60 positive divisors. There are 38976 positive integers (up to 138768) that are relatively prime to 138768.
Interesting facts
- 138768 has 60 divisors, whose sum is 424080
- The reverse of 138768 is 867831
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 6
- Sum of Digits 33
- Digital Root 6
Name
Name | one hundred thirty-eight thousand seven hundred sixty-eight |
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Notation
Scientific notation | 1.38768 × 10^5 |
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Engineering notation | 1.38768 × 10^3 |
Prime Factorization of 138768
Prime Factorization 2 × 2 × 2 × 2 × 3 × 59 × 7 × 7
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 2478 | Product of the distinct prime numbers |
The prime factorization of 138768 is 2 × 2 × 2 × 2 × 3 × 59 × 7 × 7. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 138768)
Multiplication
n×yn×2 | 277536 |
---|---|
n×3 | 416304 |
n×4 | 555072 |
n×5 | 693840 |
Division
n÷yn÷2 | 69384 |
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n÷3 | 46256 |
n÷3 | 34692 |
n÷5 | 27753.6 |
Exponentiation
nyn2 | 19256557824 |
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n3 | 2672194016120832 |
n4 | 3.7081501922906E+20 |
n5 | 5.1457258588378E+25 |
Nth Root
y√n2√n | 372.5157714782 |
---|---|
3√n | 51.772178875739 |
4√n | 19.300667643328 |
5√n | 10.67721199809 |
Divisors of 138768
60 divisors
τ | Total Divisors | 60 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -138767 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.016666666666667 | 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 | 60 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 138768 can be divided by 60 positive divisors. The sum of these divisors (counting 138768) is 1, the average is 0.016666666666667.
Base conversion 138768
Base | System | Value |
---|---|---|
2 | Binary | 100001111000010000 |
3 | Ternary | 21001100120 |
4 | Quaternary | 201320100 |
5 | Quinary | 13420033 |
6 | Senary | 2550240 |
8 | Octal | 417020 |
10 | Decimal | 138768 |
12 | Duodecimal | 68380 |
16 | Hexadecimal | 21e10 |
20 | Vigesimal | h6i8 |
36 | Base36 | 2z2o |
Cryptographic Hash Functions
md5 | 614861aae12a058744d8cce73468b6db |
---|---|
sha1 | 489b9f838c36fd0f600dc1f0afb445cc210f9b0a |
sha256 | d6cc3fa7c36cb38f2f3202e6d431815b0ec1e101f2033f8af5ec4513e00ba363 |
sha512 | e3250e6c6b1ef61202d669677f8e76d6398caebc933cfd316c276f805f54d8053a0e938c9cbcf8ebc182b6584d0cad150b7ff0402bb57900c5ada1404d0fdf75 |
ripemd-160 | 9c130be26e988b4f75cdb5a5d63d611be7bd5990 |
138768 as geometric shapes
Circle
Radius = nDiameter | 277536 |
---|---|
Circumference | 871905.0587067 |
Area | 60496260593.305 |
Sphere
Radius = nVolume | 1.1193260120016E+16 |
---|---|
Surface area | 241985042373.22 |
Circumference | 871905.0587067 |
Square
Length = nPerimeter | 555072 |
---|---|
Area | 19256557824 |
Diagonal | 196247.58762339 |
Cube
Length = nSurface area | 115539346944 |
---|---|
Volume | 2672194016120832 |
Space diagonal | 240353.22646472 |
Equilateral Triangle
Length = nPerimeter | 416304 |
---|---|
Area | 8338334132.514 |
Altitude | 120176.61323236 |
Triangular Pyramid
Length = nSurface area | 8338334132.514 |
---|---|
Volume | 3.1492108490753E+14 |
Height | 65415.86254113 |