387389664 (number)

387389664 is an even 9-digits composite number following 387389663 and preceding 387389665. In scientific notation, it is written as 3.87389664 × 10^8. The sum of its digits is 54. It has a total of 8 prime factors and 48 positive divisors. There are 128187648 positive integers (up to 387389664) that are relatively prime to 387389664.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven million three hundred eighty-nine thousand six hundred sixty-four

Notation

Scientific notation 3.87389664 × 10^8
Engineering notation 3.87389664 × 10^6

Prime Factorization of 387389664

Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 139 × 9677

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 24211854
Product of the distinct prime numbers

The prime factorization of 387389664 is 2 × 2 × 2 × 2 × 2 × 9 × 139 × 9677. Since it has a total of 8 prime factors.

Most popular turbo-numbers

9, 4, 94, 79, 90, 879, 3050, 8345, 4659, 14791, 175624, 121747, 1989496, 3668205, 27159801, 57407182, 430600697, 460026897, 4985257861, 3636564415

Basic calculations (n = 387389664)

Multiplication

n×y
n×2 774779328
n×3 1162168992
n×4 1549558656
n×5 1936948320

Division

n÷y
n÷2 193694832
n÷3 129129888
n÷3 96847416
n÷5 77477932.8

Exponentiation

ny
n2 150070751774032896
n3 5.813585810597E+25
n4 2.2521230538023E+34
n5 8.7244919309914E+42

Nth Root

y√n
2√n 19682.216948301
3√n 728.98066526196
4√n 140.29332467477
5√n 52.19508459612

Divisors of 387389664

1, 2, 4, 8, 9, 16, 18, 32, 36, 72, 139, 144, 278, 288, 556, 1112, 1251, 2224, 2502, 4448, 5004, 9677, 10008, 19354, 20016, 38708, 40032, 77416, 87093, 154832, 174186, 309664, 348372, 696744, 1345103, 1393488, 2690206, 2786976, 5380412, 10760824, 12105927, 21521648, 24211854, 43043296, 48423708, 96847416, 193694832, 387389664

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 -387389663
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 387389664 can be divided by 48 positive divisors. The sum of these divisors (counting 387389664) is 1, the average is 0.020833333333333.

Base conversion 387389664

Base System Value
2 Binary 10111000101110001100011100000
3 Ternary 222222221102201100
4 Quaternary 113011301203200
5 Quinary 1243132432124
6 Senary 102235034400
8 Octal 2705614340
10 Decimal 387389664
12 Duodecimal a989ba00
16 Hexadecimal 171718e0
20 Vigesimal 6113e34
36 Base36 6en3s0

Cryptographic Hash Functions

md5 87bcd779613b0b9318733ce3a8f6890f
sha1 b8011d04c75d86eba925e9a7cf1d53476fc9922d
sha256 4b423abe2f342550423785bcaf3954a9def0adf1589d2b85f7e01687f839f920
sha512 41c2195263e461eb42fc4432720756695adada59f562fbfbba7e72734c45d150bedfc45413235be1af27ae170e47391d4d9612c49cffda584af54d7f8a43bd6b
ripemd-160 a93a7f6168cea49af13c097395b3dbaf18bfb87a

387389664 as geometric shapes

Circle

Radius = n
Diameter 774779328
Circumference 2434041044.998
Area 4.71461171292E+17

Sphere

Radius = n
Volume 2.4351891298114E+26
Surface area 1.885844685168E+18
Circumference 2434041044.998

Square

Length = n
Perimeter 1549558656
Area 150070751774032896
Diagonal 547851716.75196

Cube

Length = n
Surface area 900424510644197376
Volume 5.813585810597E+25
Space diagonal 670978580.37504

Equilateral Triangle

Length = n
Perimeter 1162168992
Area 6.4982541700671E+16
Altitude 335489290.18752

Triangular Pyramid

Length = n
Surface area 6.4982541700671E+16
Volume 6.8513765828051E+24
Height 182617238.91732