387432889 (number)

387432889 is an odd 9-digits composite number following 387432888 and preceding 387432890. In scientific notation, it is written as 3.87432889 × 10^8. The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors. There are 387224820 positive integers (up to 387432889) that are relatively prime to 387432889.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven million four hundred thirty-two thousand eight hundred eighty-nine

Notation

Scientific notation 3.87432889 × 10^8
Engineering notation 3.87432889 × 10^6

Prime Factorization of 387432889

Prime Factorization 1879 × 206191

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 387432889
Product of the distinct prime numbers

The prime factorization of 387432889 is 1879 × 206191. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 2, 13, 29, 36, 456, 123, 3028, 72279, 73956, 55358, 238231, 5497149, 1466535, 68817178, 8670575, 757292825, 888339256, 7609570053, 1538198751

Basic calculations (n = 387432889)

Multiplication

n×y
n×2 774865778
n×3 1162298667
n×4 1549731556
n×5 1937164445

Division

n÷y
n÷2 193716444.5
n÷3 129144296.33333
n÷3 96858222.25
n÷5 77486577.8

Exponentiation

ny
n2 150104243478886321
n3 5.8155320702184E+25
n4 2.2531283910369E+34
n5 8.7293604182734E+42

Nth Root

y√n
2√n 19683.314990113
3√n 729.00777751291
4√n 140.29723799887
5√n 52.196249331296

Divisors of 387432889

1, 1879, 206191, 387432889

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -387432888
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 387432889 can be divided by 4 positive divisors. The sum of these divisors (counting 387432889) is 1, the average is 0.25.

Base conversion 387432889

Base System Value
2 Binary 10111000101111100000110111001
3 Ternary 1000000000122000021
4 Quaternary 113011330012321
5 Quinary 1243140323024
6 Senary 102240010441
8 Octal 2705740671
10 Decimal 387432889
12 Duodecimal a9900a21
16 Hexadecimal 1717c1b9
20 Vigesimal 6119249
36 Base36 6eo14p

Cryptographic Hash Functions

md5 4d2f265be9b22c8ed8337b55d0ecca46
sha1 d29aa458d3bbc40420978033c547a4780971be5a
sha256 87ad9d582ba3fcd83cd50b687082da6f6bae8cb11a34ff31fe03653609786d11
sha512 0200d436f7da9155c84a9f7557437dd4bc44ac9556a7328d9dca2576b8331fe5ba36756c905a7c64b287c923571e9906831b9472270ba67374adb953b4222d2f
ripemd-160 7f4064b0e54e306e0d14fded92605497f38e77c6

387432889 as geometric shapes

Circle

Radius = n
Diameter 774865778
Circumference 2434312635.6829
Area 4.7156638858592E+17

Sphere

Radius = n
Volume 2.4360043771352E+26
Surface area 1.8862655543437E+18
Circumference 2434312635.6829

Square

Length = n
Perimeter 1549731556
Area 150104243478886321
Diagonal 547912846.13319

Cube

Length = n
Surface area 900625460873317926
Volume 5.8155320702184E+25
Space diagonal 671053448.27119

Equilateral Triangle

Length = n
Perimeter 1162298667
Area 6.499704403428E+16
Altitude 335526724.1356

Triangular Pyramid

Length = n
Surface area 6.499704403428E+16
Volume 6.8536702717655E+24
Height 182637615.37773