388640682 (number)

388640682 is an even 9-digits composite number following 388640681 and preceding 388640683. In scientific notation, it is written as 3.88640682 × 10^8. The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors. There are 129546888 positive integers (up to 388640682) that are relatively prime to 388640682.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.88640682 × 10^8
Engineering notation 3.88640682 × 10^6

Prime Factorization of 388640682

Prime Factorization 2 × 9 × 21591149

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388640682
Product of the distinct prime numbers

The prime factorization of 388640682 is 2 × 9 × 21591149. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 4, 7, 13, 546, 134, 2805, 6351, 18628, 40837, 564762, 886614, 8622473, 719976, 35744525, 77150949, 990127129, 715256248, 6432223005, 4612222707

Basic calculations (n = 388640682)

Multiplication

n×y
n×2 777281364
n×3 1165922046
n×4 1554562728
n×5 1943203410

Division

n÷y
n÷2 194320341
n÷3 129546894
n÷3 97160170.5
n÷5 77728136.4

Exponentiation

ny
n2 151041579705425124
n3 5.8700902547074E+25
n4 2.281355879991E+34
n5 8.8662770508442E+42

Nth Root

y√n
2√n 19713.971745947
3√n 729.76453405281
4√n 140.40645193846
5√n 52.228752405383

Divisors of 388640682

1, 2, 9, 18, 21591149, 43182298, 194320341, 388640682

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 -388640681
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 388640682 can be divided by 8 positive divisors. The sum of these divisors (counting 388640682) is 1, the average is 0.125.

Base conversion 388640682

Base System Value
2 Binary 10111001010100010111110101010
3 Ternary 1000002021222210100
4 Quaternary 113022202332222
5 Quinary 1243443000212
6 Senary 102321530230
8 Octal 2712427652
10 Decimal 388640682
12 Duodecimal aa1a3976
16 Hexadecimal 172a2faa
20 Vigesimal 61901e2
36 Base36 6fdx2i

Cryptographic Hash Functions

md5 38c9843a519b34dc16193b8ec35ab73f
sha1 62d535cc8d99a7990f2e4f92a82df9a8b1b56a94
sha256 edab8117bec27d0c8a4c703beb632173903b5e6c954be9895925088362468221
sha512 240eb12c0c606b73a5e2176cf50b98125f09c7cf74407ab7e6c1ff3651872836b6be333fff71fc79f5035fd6e54e638db436a48b10c5a8e4b12be89888107c73
ripemd-160 7242ca6ceb70ec19c7a60e118830a097c9d27a3a

388640682 as geometric shapes

Circle

Radius = n
Diameter 777281364
Circumference 2441901422.9147
Area 4.7451111718916E+17

Sphere

Radius = n
Volume 2.458857656013E+26
Surface area 1.8980444687566E+18
Circumference 2441901422.9147

Square

Length = n
Perimeter 1554562728
Area 151041579705425124
Diagonal 549620923.37433

Cube

Length = n
Surface area 906249478232550744
Volume 5.8700902547074E+25
Space diagonal 673145407.11222

Equilateral Triangle

Length = n
Perimeter 1165922046
Area 6.5402922526315E+16
Altitude 336572703.55611

Triangular Pyramid

Length = n
Surface area 6.5402922526315E+16
Volume 6.9179677088011E+24
Height 183206974.45811