71388380 (number)
71388380 is an even 8-digits composite number following 71388379 and preceding 71388381. In scientific notation, it is written as 7.1388380 × 10^7. The sum of its digits is 38. It has a total of 6 prime factors and 48 positive divisors. There are 23877120 positive integers (up to 71388380) that are relatively prime to 71388380.
Interesting facts
- 71388380 has 48 divisors, whose sum is 175525056
- The reverse of 71388380 is 08388317
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
Name | seventy-one million three hundred eighty-eight thousand three hundred eighty |
---|
Notation
Scientific notation | 7.1388380 × 10^7 |
---|---|
Engineering notation | 7.1388380 × 10^6 |
Prime Factorization of 71388380
Prime Factorization 2 × 2 × 5 × 41 × 7 × 12437
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 35694190 | Product of the distinct prime numbers |
The prime factorization of 71388380 is 2 × 2 × 5 × 41 × 7 × 12437. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 71388380)
Multiplication
n×yn×2 | 142776760 |
---|---|
n×3 | 214165140 |
n×4 | 285553520 |
n×5 | 356941900 |
Division
n÷yn÷2 | 35694190 |
---|---|
n÷3 | 23796126.666667 |
n÷3 | 17847095 |
n÷5 | 14277676 |
Exponentiation
nyn2 | 5096300799024400 |
---|---|
n3 | 3.6381665803506E+23 |
n4 | 2.5972281834137E+31 |
n5 | 1.8541191250425E+39 |
Nth Root
y√n2√n | 8449.1644557317 |
---|---|
3√n | 414.83543095013 |
4√n | 91.91933668022 |
5√n | 37.215641144858 |
Divisors of 71388380
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 | -71388379 | 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 71388380 can be divided by 48 positive divisors. The sum of these divisors (counting 71388380) is 1, the average is 0.020833333333333.
Base conversion 71388380
Base | System | Value |
---|---|---|
2 | Binary | 100010000010100110011011100 |
3 | Ternary | 11222022220110002 |
4 | Quaternary | 10100110303130 |
5 | Quinary | 121233412010 |
6 | Senary | 11030033432 |
8 | Octal | 420246334 |
10 | Decimal | 71388380 |
12 | Duodecimal | 1baa8878 |
16 | Hexadecimal | 4414cdc |
20 | Vigesimal | 1263aj0 |
36 | Base36 | 16i3mk |
Cryptographic Hash Functions
md5 | b24ca76f7fa203859ab41979fdda10b2 |
---|---|
sha1 | dfed8a1048a80ed045cb6fab59363dc6b2490e7c |
sha256 | dcb6b993f422567ab569cbb74a6ac7d59f6d3a64b117503117ba6de9bc411be0 |
sha512 | 0ad5ee4666c55950ebbb6ae3a2609ccb7ec24bdd30d856449641e5b7747e1d8a12f37c33609940b66206d16487eacc3a18f645f5bec2d382058b571e148aa25f |
ripemd-160 | 7b1252c8e5d2136c563b5304962d51e6712879fd |
71388380 as geometric shapes
Circle
Radius = nDiameter | 142776760 |
---|---|
Circumference | 448546420.31935 |
Area | 1.6010501150699E+16 |
Sphere
Radius = nVolume | 1.5239516535154E+24 |
---|---|
Surface area | 6.4042004602795E+16 |
Circumference | 448546420.31935 |
Square
Length = nPerimeter | 285553520 |
---|---|
Area | 5096300799024400 |
Diagonal | 100958415.19184 |
Cube
Length = nSurface area | 30577804794146400 |
---|---|
Volume | 3.6381665803506E+23 |
Space diagonal | 123648301.23003 |
Equilateral Triangle
Length = nPerimeter | 214165140 |
---|---|
Area | 2.206762978641E+15 |
Altitude | 61824150.615017 |
Triangular Pyramid
Length = nSurface area | 2.206762978641E+15 |
---|---|
Volume | 4.2876204334203E+22 |
Height | 33652805.063948 |