987405988 (number)

987405988 is an even 9-digits composite number following 987405987 and preceding 987405989. In scientific notation, it is written as 9.87405988 × 10^8. The sum of its digits is 58. It has a total of 3 prime factors and 6 positive divisors. There are 493702992 positive integers (up to 987405988) that are relatively prime to 987405988.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million four hundred five thousand nine hundred eighty-eight

Notation

Scientific notation 9.87405988 × 10^8
Engineering notation 9.87405988 × 10^6

Prime Factorization of 987405988

Prime Factorization 2 × 2 × 246851497

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 493702994
Product of the distinct prime numbers

The prime factorization of 987405988 is 2 × 2 × 246851497. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987405988)

Multiplication

n×y
n×2 1974811976
n×3 2962217964
n×4 3949623952
n×5 4937029940

Division

n÷y
n÷2 493702994
n÷3 329135329.33333
n÷3 246851497
n÷5 197481197.6

Exponentiation

ny
n2 974970585138256144
n3 9.6269179388938E+26
n4 9.5056764188483E+35
n5 9.3859618159612E+44

Nth Root

y√n
2√n 31423.01685071
3√n 995.78424841346
4√n 177.26538537095
5√n 62.936002052312

Divisors of 987405988

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -987405987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 987405988 can be divided by 6 positive divisors. The sum of these divisors (counting 987405988) is 1, the average is 0.16666666666667.

Base conversion 987405988

Base System Value
2 Binary 111010110110101001111010100100
3 Ternary 2112210222102101011
4 Quaternary 322312221322210
5 Quinary 4010233442423
6 Senary 241551312004
8 Octal 7266517244
10 Decimal 987405988
12 Duodecimal 23681b604
16 Hexadecimal 3ada9ea4
20 Vigesimal f8b5ej8
36 Base36 gbvjc4

Cryptographic Hash Functions

md5 9ed8c2d13189800e332f80ee9a96175c
sha1 be657b81d78b16891a6660966da497cb54ce314f
sha256 d24a9efbf79552b78c7458bde011585d42015326788f708981863876f3af7389
sha512 eebc84469461dd098af3045a95e7dac48fbdacae8a338446f150dac91e6b944aaa942022c6134c7ecf1cf827145bddd30820d994d49fd3ef2225bb32745ec50f
ripemd-160 e4776d332618c9f49d8a44f04bd6a289beea46ab

987405988 as geometric shapes

Circle

Radius = n
Diameter 1974811976
Circumference 6204054796.0227
Area 3.0629604277365E+18

Sphere

Radius = n
Volume 4.0325139564721E+27
Surface area 1.2251841710946E+19
Circumference 6204054796.0227

Square

Length = n
Perimeter 3949623952
Area 974970585138256144
Diagonal 1396402939.798

Cube

Length = n
Surface area 5849823510829536864
Volume 9.6269179388938E+26
Space diagonal 1710237338.9137

Equilateral Triangle

Length = n
Perimeter 2962217964
Area 4.2217464733615E+17
Altitude 855118669.45687

Triangular Pyramid

Length = n
Surface area 4.2217464733615E+17
Volume 1.1345431594197E+26
Height 465467646.59934