389964987 (number)

389964987 is an odd 9-digits composite number following 389964986 and preceding 389964988. In scientific notation, it is written as 3.89964987 × 10^8. The sum of its digits is 63. It has a total of 3 prime factors and 8 positive divisors. There are 246293568 positive integers (up to 389964987) that are relatively prime to 389964987.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.89964987 × 10^8
Engineering notation 3.89964987 × 10^6

Prime Factorization of 389964987

Prime Factorization 57 × 3 × 2280497

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 389964987
Product of the distinct prime numbers

The prime factorization of 389964987 is 57 × 3 × 2280497. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 6, 36, 60, 124, 51, 5743, 5624, 58893, 78715, 475992, 462940, 3085662, 780133, 32653755, 69547107, 192877826, 829780340, 5317941537, 4753578286

Basic calculations (n = 389964987)

Multiplication

n×y
n×2 779929974
n×3 1169894961
n×4 1559859948
n×5 1949824935

Division

n÷y
n÷2 194982493.5
n÷3 129988329
n÷3 97491246.75
n÷5 77992997.4

Exponentiation

ny
n2 152072691085910169
n3 5.9303025002372E+25
n4 2.3126103374111E+34
n5 9.0183706016457E+42

Nth Root

y√n
2√n 19747.531162148
3√n 730.59249264896
4√n 140.52590922014
5√n 52.264298202954

Divisors of 389964987

1, 3, 57, 171, 2280497, 6841491, 129988329, 389964987

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 -389964986
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 389964987 can be divided by 8 positive divisors. The sum of these divisors (counting 389964987) is 1, the average is 0.125.

Base conversion 389964987

Base System Value
2 Binary 10111001111100110010010111011
3 Ternary 1000011210021101200
4 Quaternary 113033212102323
5 Quinary 1244312334422
6 Senary 102410145243
8 Octal 2717462273
10 Decimal 389964987
12 Duodecimal aa722223
16 Hexadecimal 173e64bb
20 Vigesimal 61h5c97
36 Base36 6g6awr

Cryptographic Hash Functions

md5 fbe2e52a230fc7790d6f03d6e5986f90
sha1 617641339293788babd7357179c5e8d2ff2cd2f6
sha256 bcde0f7eb19391d8ae82f61363940a2a0c872393e055d03162405e4a7e47ed2a
sha512 eeb9eac343d2f85a2f80c6394f8de53025cf9a611b4ec12be5b745afa411752dc29ffd587a75f99dd274f90caf2562d172208a007c810894fd72e19e3238df81
ripemd-160 c5afd8452f9b39c3059cf094249fb97d792a160b

389964987 as geometric shapes

Circle

Radius = n
Diameter 779929974
Circumference 2450222276.6329
Area 4.7775044912713E+17

Sphere

Radius = n
Volume 2.4840793024414E+26
Surface area 1.9110017965085E+18
Circumference 2450222276.6329

Square

Length = n
Perimeter 1559859948
Area 152072691085910169
Diagonal 551493773.46605

Cube

Length = n
Surface area 912436146515461014
Volume 5.9303025002372E+25
Space diagonal 675439170.65694

Equilateral Triangle

Length = n
Perimeter 1169894961
Area 6.5849406851131E+16
Altitude 337719585.32847

Triangular Pyramid

Length = n
Surface area 6.5849406851131E+16
Volume 6.9889285206754E+24
Height 183831257.82202