987246721 (number)

987246721 is an odd 9-digits composite number following 987246720 and preceding 987246722. In scientific notation, it is written as 9.87246721 × 10^8. The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors. There are 981120480 positive integers (up to 987246721) that are relatively prime to 987246721.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million two hundred forty-six thousand seven hundred twenty-one

Notation

Scientific notation 9.87246721 × 10^8
Engineering notation 9.87246721 × 10^6

Prime Factorization of 987246721

Prime Factorization 191 × 3607 × 1433

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 987246721
Product of the distinct prime numbers

The prime factorization of 987246721 is 191 × 3607 × 1433. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987246721)

Multiplication

n×y
n×2 1974493442
n×3 2961740163
n×4 3948986884
n×5 4936233605

Division

n÷y
n÷2 493623360.5
n÷3 329082240.33333
n÷3 246811680.25
n÷5 197449344.2

Exponentiation

ny
n2 974656088125251841
n3 9.6222602710434E+26
n4 9.4995449011962E+35
n5 9.3783945546982E+44

Nth Root

y√n
2√n 31420.482507435
3√n 995.73070606794
4√n 177.25823678305
5√n 62.933971626096

Divisors of 987246721

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 -987246720
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 987246721 can be divided by 8 positive divisors. The sum of these divisors (counting 987246721) is 1, the average is 0.125.

Base conversion 987246721

Base System Value
2 Binary 111010110110000011000010000001
3 Ternary 2112210200022220101
4 Quaternary 322312003002001
5 Quinary 4010213343341
6 Senary 241544042401
8 Octal 7266030201
10 Decimal 987246721
12 Duodecimal 236763401
16 Hexadecimal 3ad83081
20 Vigesimal f8a5gg1
36 Base36 gbs4g1

Cryptographic Hash Functions

md5 8687136a7e6cf0604c394cf6be0fe012
sha1 56412809acb0577834197abf6c9946fa25f27e35
sha256 dd281b2f0082ea502d6d22885c010c432d7cdb03877ddcb8aeb383f6b5edc509
sha512 dffdda40f0830f39eae045ab710b85a160255a4029900e3ddd32899645dc7e801927c6a71bb2d959d3960bfdc853edc4f4c82b7555903a1728c42bb6b1c98787
ripemd-160 23c572c63ce049968c045ce3009d79c4c2e1a666

987246721 as geometric shapes

Circle

Radius = n
Diameter 1974493442
Circumference 6203054091.9484
Area 3.0619724062309E+18

Sphere

Radius = n
Volume 4.0305629571252E+27
Surface area 1.2247889624923E+19
Circumference 6203054091.9484

Square

Length = n
Perimeter 3948986884
Area 974656088125251841
Diagonal 1396177702.2466

Cube

Length = n
Surface area 5847936528751511046
Volume 9.6222602710434E+26
Space diagonal 1709961480.3778

Equilateral Triangle

Length = n
Perimeter 2961740163
Area 4.2203846613482E+17
Altitude 854980740.18889

Triangular Pyramid

Length = n
Surface area 4.2203846613482E+17
Volume 1.1339942479995E+26
Height 465392567.41552