389905779 (number)

389905779 is an odd 9-digits composite number following 389905778 and preceding 389905780. In scientific notation, it is written as 3.89905779 × 10^8. The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors. There are 257413320 positive integers (up to 389905779) that are relatively prime to 389905779.

Interesting facts

Basic properties

Name

Name three hundred eighty-nine million nine hundred five thousand seven hundred seventy-nine

Notation

Scientific notation 3.89905779 × 10^8
Engineering notation 3.89905779 × 10^6

Prime Factorization of 389905779

Prime Factorization 3 × 103 × 1261831

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 389905779
Product of the distinct prime numbers

The prime factorization of 389905779 is 3 × 103 × 1261831. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 6, 64, 29, 211, 114, 3688, 1467, 76679, 46264, 47894, 606503, 7970313, 2069885, 12438313, 64977815, 93209133, 697617274, 4485734878, 8569469874

Basic calculations (n = 389905779)

Multiplication

n×y
n×2 779811558
n×3 1169717337
n×4 1559623116
n×5 1949528895

Division

n÷y
n÷2 194952889.5
n÷3 129968593
n÷3 97476444.75
n÷5 77981155.8

Exponentiation

ny
n2 152026516497596841
n3 5.9276017343652E+25
n4 2.3112061718394E+34
n5 9.0115264286065E+42

Nth Root

y√n
2√n 19746.031981135
3√n 730.55551573125
4√n 140.52057493881
5√n 52.262711059174

Divisors of 389905779

1, 3, 103, 309, 1261831, 3785493, 129968593, 389905779

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 -389905778
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 389905779 can be divided by 8 positive divisors. The sum of these divisors (counting 389905779) is 1, the average is 0.125.

Base conversion 389905779

Base System Value
2 Binary 10111001111010111110101110011
3 Ternary 1000011200021011210
4 Quaternary 113033113311303
5 Quinary 1244303441104
6 Senary 102405011203
8 Octal 2717276563
10 Decimal 389905779
12 Duodecimal aa6b3b03
16 Hexadecimal 173d7d73
20 Vigesimal 61gi48j
36 Base36 6g5183

Cryptographic Hash Functions

md5 8882a994a552d6d986f434ded8d47077
sha1 52326a00c0fad7b1f7d3feeb5a1cbc5b1ae94ba5
sha256 ef17209adec4fe736e5ba0948c05ce4b29bd127c5d66fb8f654270a0a244b2dd
sha512 1405014dd3b8958c74820af50010c9566ad065291d47c32ff2acbd665a3c57cc5ea8f78c0d95f3c6926317f03eeebbc09f6b5730c0bc32c7bd4b1b38177079d6
ripemd-160 0b202bb4df8d988e7f9124a586a7afc56a4a0c48

389905779 as geometric shapes

Circle

Radius = n
Diameter 779811558
Circumference 2449850261.7972
Area 4.776053873797E+17

Sphere

Radius = n
Volume 2.4829480082784E+26
Surface area 1.9104215495188E+18
Circumference 2449850261.7972

Square

Length = n
Perimeter 1559623116
Area 152026516497596841
Diagonal 551410040.70945

Cube

Length = n
Surface area 912159098985581046
Volume 5.9276017343652E+25
Space diagonal 675336619.39272

Equilateral Triangle

Length = n
Perimeter 1169717337
Area 6.5829412667886E+16
Altitude 337668309.69636

Triangular Pyramid

Length = n
Surface area 6.5829412667886E+16
Volume 6.9857456375713E+24
Height 183803346.90315