388630249 (number)

388630249 is an odd 9-digits composite number following 388630248 and preceding 388630250. In scientific notation, it is written as 3.88630249 × 10^8. The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors. There are 333111636 positive integers (up to 388630249) that are relatively prime to 388630249.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred thirty thousand two hundred forty-nine

Notation

Scientific notation 3.88630249 × 10^8
Engineering notation 3.88630249 × 10^6

Prime Factorization of 388630249

Prime Factorization 7 × 55518607

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 388630249
Product of the distinct prime numbers

The prime factorization of 388630249 is 7 × 55518607. Since it has a total of 2 prime factors.

Most popular turbo-numbers

7, 1, 83, 75, 820, 103, 7188, 5935, 4116, 26024, 213388, 375591, 6923895, 2905278, 73046368, 10181370, 655505883, 729177440, 3540647135, 7392732168

Basic calculations (n = 388630249)

Multiplication

n×y
n×2 777260498
n×3 1165890747
n×4 1554520996
n×5 1943151245

Division

n÷y
n÷2 194315124.5
n÷3 129543416.33333
n÷3 97157562.25
n÷5 77726049.8

Exponentiation

ny
n2 151033470437802001
n3 5.8696175223577E+25
n4 2.2811109192486E+34
n5 8.8650870454422E+42

Nth Root

y√n
2√n 19713.707134885
3√n 729.75800385507
4√n 140.40550963151
5√n 52.228471987789

Divisors of 388630249

1, 7, 55518607, 388630249

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388630248
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388630249 can be divided by 4 positive divisors. The sum of these divisors (counting 388630249) is 1, the average is 0.25.

Base conversion 388630249

Base System Value
2 Binary 10111001010100000011011101001
3 Ternary 1000002021110110221
4 Quaternary 113022200123221
5 Quinary 1243442131444
6 Senary 102321410041
8 Octal 2712403351
10 Decimal 388630249
12 Duodecimal aa199921
16 Hexadecimal 172a06e9
20 Vigesimal 618ifc9
36 Base36 6fdp0p

Cryptographic Hash Functions

md5 1fbb2912eb7eface4977a8be298edef2
sha1 8aade8bd37e557f4ece74c9faeff8264ab9fc18d
sha256 e4bfc340c13c611fa85f8e2921e6f24198d0d5585601a0eb8823ff91a773acfa
sha512 6f810ce4c5ac5fdb1e09328a6bbb97c2ad0389fe559e0327ce27d9cdcc782803f1891af1f8a20f011d10a621490d64df293a3d5b836dddb8d5512d3121a855fb
ripemd-160 ab2ae483f39b9ba6651e347f0e38126b62a53e9d

388630249 as geometric shapes

Circle

Radius = n
Diameter 777260498
Circumference 2441835870.4423
Area 4.7448564117357E+17

Sphere

Radius = n
Volume 2.4586596383495E+26
Surface area 1.8979425646943E+18
Circumference 2441835870.4423

Square

Length = n
Perimeter 1554520996
Area 151033470437802001
Diagonal 549606168.88423

Cube

Length = n
Surface area 906200822626812006
Volume 5.8696175223577E+25
Space diagonal 673127336.62614

Equilateral Triangle

Length = n
Perimeter 1165890747
Area 6.5399411110431E+16
Altitude 336563668.31307

Triangular Pyramid

Length = n
Surface area 6.5399411110431E+16
Volume 6.9174105883842E+24
Height 183202056.29474