987389904 (number)

987389904 is an even 9-digits composite number following 987389903 and preceding 987389905. In scientific notation, it is written as 9.87389904 × 10^8. The sum of its digits is 57. It has a total of 7 prime factors and 40 positive divisors. There are 328578048 positive integers (up to 987389904) that are relatively prime to 987389904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 9.87389904 × 10^8
Engineering notation 9.87389904 × 10^6

Prime Factorization of 987389904

Prime Factorization 2 × 2 × 2 × 2 × 3 × 607 × 33889

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 123423738
Product of the distinct prime numbers

The prime factorization of 987389904 is 2 × 2 × 2 × 2 × 3 × 607 × 33889. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987389904)

Multiplication

n×y
n×2 1974779808
n×3 2962169712
n×4 3949559616
n×5 4936949520

Division

n÷y
n÷2 493694952
n÷3 329129968
n÷3 246847476
n÷5 197477980.8

Exponentiation

ny
n2 974938822521129216
n3 9.6264475037501E+26
n4 9.5050570765889E+35
n5 9.3851973943676E+44

Nth Root

y√n
2√n 31422.760922618
3√n 995.7788415592
4√n 177.26466349111
5√n 62.935797016235

Divisors of 987389904

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -987389903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 987389904 can be divided by 40 positive divisors. The sum of these divisors (counting 987389904) is 1, the average is 0.025.

Base conversion 987389904

Base System Value
2 Binary 111010110110100101111111010000
3 Ternary 2112210221121022110
4 Quaternary 322312211333100
5 Quinary 4010232434104
6 Senary 241551105320
8 Octal 7266457720
10 Decimal 987389904
12 Duodecimal 236812240
16 Hexadecimal 3ada5fd0
20 Vigesimal f8b3ef4
36 Base36 gbv6xc

Cryptographic Hash Functions

md5 262601259d09f96efdf2c1c3aabb878e
sha1 bcab405a558e2b30e7f58292aebfc277318add9c
sha256 ffefa1759fe122cc6d29990e60ecc539c62af7ab80a2135dccd8c75f3986839c
sha512 e69d393a0270ee41ec6ad20e649eb831e82e78ca6e4db697945a891a94dd940ef7ef219434cbbb824bcd77b4091c53e8f9c398cc69e556b1a45ecd61ab3bdc2a
ripemd-160 24d2c36329bbcc218485dc687b3be2953d3ac02f

987389904 as geometric shapes

Circle

Radius = n
Diameter 1974779808
Circumference 6203953737.2703
Area 3.0628606425319E+18

Sphere

Radius = n
Volume 4.0323169010599E+27
Surface area 1.2251442570127E+19
Circumference 6203953737.2703

Square

Length = n
Perimeter 3949559616
Area 974938822521129216
Diagonal 1396380193.5871

Cube

Length = n
Surface area 5849632935126775296
Volume 9.6264475037501E+26
Space diagonal 1710209480.6086

Equilateral Triangle

Length = n
Perimeter 2962169712
Area 4.2216089371949E+17
Altitude 855104740.30428

Triangular Pyramid

Length = n
Surface area 4.2216089371949E+17
Volume 1.1344877181063E+26
Height 465460064.52902