389905906 (number)

389905906 is an even 9-digits composite number following 389905905 and preceding 389905907. In scientific notation, it is written as 3.89905906 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 179956560 positive integers (up to 389905906) that are relatively prime to 389905906.

Interesting facts

Basic properties

Name

Name three hundred eighty-nine million nine hundred five thousand nine hundred six

Notation

Scientific notation 3.89905906 × 10^8
Engineering notation 3.89905906 × 10^6

Prime Factorization of 389905906

Prime Factorization 2 × 13 × 14996381

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 389905906
Product of the distinct prime numbers

The prime factorization of 389905906 is 2 × 13 × 14996381. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 8, 97, 22, 632, 672, 5850, 5791, 5102, 31440, 553772, 440621, 5336226, 5186269, 3702104, 28887474, 25839591, 786323477, 7967842748, 3366128706

Basic calculations (n = 389905906)

Multiplication

n×y
n×2 779811812
n×3 1169717718
n×4 1559623624
n×5 1949529530

Division

n÷y
n÷2 194952953
n÷3 129968635.33333
n÷3 97476476.5
n÷5 77981181.2

Exponentiation

ny
n2 152026615533680836
n3 5.9276075265773E+25
n4 2.3112091830626E+34
n5 9.0115411047753E+42

Nth Root

y√n
2√n 19746.035196971
3√n 730.55559505002
4√n 140.52058638139
5√n 52.262714463773

Divisors of 389905906

1, 2, 13, 26, 14996381, 29992762, 194952953, 389905906

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 -389905905
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 389905906 can be divided by 8 positive divisors. The sum of these divisors (counting 389905906) is 1, the average is 0.125.

Base conversion 389905906

Base System Value
2 Binary 10111001111010111110111110010
3 Ternary 1000011200021100111
4 Quaternary 113033113313302
5 Quinary 1244303442111
6 Senary 102405011534
8 Octal 2717276762
10 Decimal 389905906
12 Duodecimal aa6b3baa
16 Hexadecimal 173d7df2
20 Vigesimal 61gi4f6
36 Base36 6g51bm

Cryptographic Hash Functions

md5 26064197ecc4cbf2ea15c54c4b3d4bd4
sha1 1a8ca1571b3ee8fee69a3608ae72d9235881d6d5
sha256 6a3259232d2761c74c2a4c121d2d7fae731ce0869bb9fb6d68494c03f30ab834
sha512 ac726b19db5ee31496ac0f5481d17217909924050d3f92780642ae1ba652c997d8194250ac5b455c1c5835e753e87ad71b9b41ac84d82e4635eb55b1fc5e5260
ripemd-160 0c5431d0ea5dcff046d12836e179a2285921daca

389905906 as geometric shapes

Circle

Radius = n
Diameter 779811812
Circumference 2449851059.7617
Area 4.7760569851073E+17

Sphere

Radius = n
Volume 2.4829504345145E+26
Surface area 1.9104227940429E+18
Circumference 2449851059.7617

Square

Length = n
Perimeter 1559623624
Area 152026615533680836
Diagonal 551410220.31457

Cube

Length = n
Surface area 912159693202085016
Volume 5.9276075265773E+25
Space diagonal 675336839.36317

Equilateral Triangle

Length = n
Perimeter 1169717718
Area 6.5829455551769E+16
Altitude 337668419.68159

Triangular Pyramid

Length = n
Surface area 6.5829455551769E+16
Volume 6.9857524637588E+24
Height 183803406.77152