987389930 (number)

987389930 is an even 9-digits composite number following 987389929 and preceding 987389931. In scientific notation, it is written as 9.87389930 × 10^8. The sum of its digits is 56. It has a total of 5 prime factors and 32 positive divisors. There are 389016576 positive integers (up to 987389930) that are relatively prime to 987389930.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 9.87389930 × 10^8
Engineering notation 9.87389930 × 10^6

Prime Factorization of 987389930

Prime Factorization 2 × 5 × 193 × 103 × 4967

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 987389930
Product of the distinct prime numbers

The prime factorization of 987389930 is 2 × 5 × 193 × 103 × 4967. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987389930)

Multiplication

n×y
n×2 1974779860
n×3 2962169790
n×4 3949559720
n×5 4936949650

Division

n÷y
n÷2 493694965
n÷3 329129976.66667
n÷3 246847482.5
n÷5 197477986

Exponentiation

ny
n2 974938873865404900
n3 9.6264482642024E+26
n4 9.5050580777394E+35
n5 9.3851986300251E+44

Nth Root

y√n
2√n 31422.761336331
3√n 995.7788502995
4√n 177.26466465805
5√n 62.93579734768

Divisors of 987389930

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -987389929
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 987389930 can be divided by 32 positive divisors. The sum of these divisors (counting 987389930) is 1, the average is 0.03125.

Base conversion 987389930

Base System Value
2 Binary 111010110110100101111111101010
3 Ternary 2112210221121100102
4 Quaternary 322312211333222
5 Quinary 4010232434210
6 Senary 241551105402
8 Octal 7266457752
10 Decimal 987389930
12 Duodecimal 236812262
16 Hexadecimal 3ada5fea
20 Vigesimal f8b3ega
36 Base36 gbv6y2

Cryptographic Hash Functions

md5 2b677fa97222fa5d632b756ff1c25ca7
sha1 f6494daa35e9fa6b77a1fb41480753f12e9ef2ec
sha256 ed69e989c5e4b785d07e2eb2a3061abf53b06f36b4b9f36b2a6bbaee4bc2f29d
sha512 031678e0d47454d4e80e95655d9a9111550b0b66ef3dcb9bf45ce9c818d7803a7dde168380f019d08e7905063eec8ae134a4fba5dda24836c33204f3261bb56d
ripemd-160 6160c6ddf73f4f10575a54a4a1c7de810feba1f6

987389930 as geometric shapes

Circle

Radius = n
Diameter 1974779860
Circumference 6203953900.6331
Area 3.0628608038347E+18

Sphere

Radius = n
Volume 4.0323172195974E+27
Surface area 1.2251443215339E+19
Circumference 6203953900.6331

Square

Length = n
Perimeter 3949559720
Area 974938873865404900
Diagonal 1396380230.3566

Cube

Length = n
Surface area 5849633243192429400
Volume 9.6264482642024E+26
Space diagonal 1710209525.6419

Equilateral Triangle

Length = n
Perimeter 2962169790
Area 4.2216091595222E+17
Altitude 855104762.82094

Triangular Pyramid

Length = n
Surface area 4.2216091595222E+17
Volume 1.1344878077265E+26
Height 465460076.78554