389997387 (number)

389997387 is an odd 9-digits composite number following 389997386 and preceding 389997388. In scientific notation, it is written as 3.89997387 × 10^8. The sum of its digits is 63. It has a total of 3 prime factors and 8 positive divisors. There are 239998320 positive integers (up to 389997387) that are relatively prime to 389997387.

Interesting facts

Basic properties

Name

Name three hundred eighty-nine million nine hundred ninety-seven thousand three hundred eighty-seven

Notation

Scientific notation 3.89997387 × 10^8
Engineering notation 3.89997387 × 10^6

Prime Factorization of 389997387

Prime Factorization 9 × 13 × 3333311

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 389997387
Product of the distinct prime numbers

The prime factorization of 389997387 is 9 × 13 × 3333311. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 10, 32, 68, 311, 736, 2071, 2780, 78978, 99150, 365115, 517319, 4813232, 3793690, 51556259, 37508211, 739447806, 16190523, 4454602974, 1647806591

Basic calculations (n = 389997387)

Multiplication

n×y
n×2 779994774
n×3 1169992161
n×4 1559989548
n×5 1949986935

Division

n÷y
n÷2 194998693.5
n÷3 129999129
n÷3 97499346.75
n÷5 77999477.4

Exponentiation

ny
n2 152097961866827769
n3 5.9317807696088E+25
n4 2.3133790004043E+34
n5 9.0221176529835E+42

Nth Root

y√n
2√n 19748.351500822
3√n 730.61272569724
4√n 140.52882800629
5√n 52.265166643478

Divisors of 389997387

1, 9, 13, 117, 3333311, 29999799, 43333043, 389997387

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 -389997386
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 389997387 can be divided by 8 positive divisors. The sum of these divisors (counting 389997387) is 1, the average is 0.125.

Base conversion 389997387

Base System Value
2 Binary 10111001111101110001101001011
3 Ternary 1000011211220211200
4 Quaternary 113033232031023
5 Quinary 1244314404022
6 Senary 102410555243
8 Octal 2717561513
10 Decimal 389997387
12 Duodecimal aa738b23
16 Hexadecimal 173ee34b
20 Vigesimal 61h9d97
36 Base36 6g6zwr

Cryptographic Hash Functions

md5 c4e3dd2622eaeaf2921b64c613934189
sha1 422d761fc35ed17273013c33e1b073ce0d0e6792
sha256 833b4629ee56a64c4538fad0e58081258b4fdecb99405cc67c308efb1cae9711
sha512 426b9b352c125dc4d3e0f9a50f2d060019833ead84fa980645b5599b4cfc5be2b9e3c3ce6a2a06c0f33c042be7be0d700b5d2d4a04eb315ad7904625d69455cc
ripemd-160 823f31350e81319bf3be3f9a869a097982efbbe9

389997387 as geometric shapes

Circle

Radius = n
Diameter 779994774
Circumference 2450425851.8368
Area 4.7782983962681E+17

Sphere

Radius = n
Volume 2.4846985184678E+26
Surface area 1.9113193585072E+18
Circumference 2450425851.8368

Square

Length = n
Perimeter 1559989548
Area 152097961866827769
Diagonal 551539593.98547

Cube

Length = n
Surface area 912587771200966614
Volume 5.9317807696088E+25
Space diagonal 675495289.1031

Equilateral Triangle

Length = n
Perimeter 1169992161
Area 6.5860349420255E+16
Altitude 337747644.55155

Triangular Pyramid

Length = n
Surface area 6.5860349420255E+16
Volume 6.9906706778373E+24
Height 183846531.32849