388664805 (number)

388664805 is an odd 9-digits composite number following 388664804 and preceding 388664806. In scientific notation, it is written as 3.88664805 × 10^8. The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors. There are 207158400 positive integers (up to 388664805) that are relatively prime to 388664805.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred sixty-four thousand eight hundred five

Notation

Scientific notation 3.88664805 × 10^8
Engineering notation 3.88664805 × 10^6

Prime Factorization of 388664805

Prime Factorization 15 × 1801 × 14387

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388664805
Product of the distinct prime numbers

The prime factorization of 388664805 is 15 × 1801 × 14387. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 9, 62, 58, 349, 984, 6545, 9760, 40667, 34790, 8671, 880260, 3382612, 2109989, 47478045, 3571700, 848591773, 740828792, 4074482122, 9144581108

Basic calculations (n = 388664805)

Multiplication

n×y
n×2 777329610
n×3 1165994415
n×4 1554659220
n×5 1943324025

Division

n÷y
n÷2 194332402.5
n÷3 129554935
n÷3 97166201.25
n÷5 77732961

Exponentiation

ny
n2 151060330645688025
n3 5.8711833953642E+25
n4 2.2819223494785E+34
n5 8.8690290498519E+42

Nth Root

y√n
2√n 19714.583561415
3√n 729.77963261424
4√n 140.40863065145
5√n 52.229400758976

Divisors of 388664805

1, 15, 1801, 14387, 27015, 215805, 25910987, 388664805

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388664804
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388664805 can be divided by 8 positive divisors. The sum of these divisors (counting 388664805) is 1, the average is 0.125.

Base conversion 388664805

Base System Value
2 Binary 10111001010101000110111100101
3 Ternary 1000002100012212210
4 Quaternary 113022220313211
5 Quinary 1243444233210
6 Senary 102322234033
8 Octal 2712506745
10 Decimal 388664805
12 Duodecimal aa1b5919
16 Hexadecimal 172a8de5
20 Vigesimal 6193205
36 Base36 6fefol

Cryptographic Hash Functions

md5 b0cb9023e8dc63b668a9c25ee9e1f935
sha1 fd7533d7534fe42f51277eceac896c670d330d8d
sha256 56ae314d69073f207f49b7f61fea587225cf56fd7c2db7e5e9efe5d933a9ac57
sha512 8eee9662cb0f19a79d17a72099eb26b1fee16316e3646ee926a425e69dea77e445d34e09f643ea84d80ed8633f511b6df22a6e0838419c75d68251f3248bffe2
ripemd-160 926ffa7aa8fe81d49f0a36da3f5f678c758b7311

388664805 as geometric shapes

Circle

Radius = n
Diameter 777329610
Circumference 2442052992.1938
Area 4.7457002500534E+17

Sphere

Radius = n
Volume 2.4593155497006E+26
Surface area 1.8982801000214E+18
Circumference 2442052992.1938

Square

Length = n
Perimeter 1554659220
Area 151060330645688025
Diagonal 549655038.44809

Cube

Length = n
Surface area 906361983874128150
Volume 5.8711833953642E+25
Space diagonal 673187189.37385

Equilateral Triangle

Length = n
Perimeter 1165994415
Area 6.5411041921621E+16
Altitude 336593594.68693

Triangular Pyramid

Length = n
Surface area 6.5411041921621E+16
Volume 6.9192559874198E+24
Height 183218346.14936