987342891 (number)

987342891 is an odd 9-digits composite number following 987342890 and preceding 987342892. In scientific notation, it is written as 9.87342891 × 10^8. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 640438560 positive integers (up to 987342891) that are relatively prime to 987342891.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million three hundred forty-two thousand eight hundred ninety-one

Notation

Scientific notation 9.87342891 × 10^8
Engineering notation 9.87342891 × 10^6

Prime Factorization of 987342891

Prime Factorization 3 × 37 × 8894981

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 987342891
Product of the distinct prime numbers

The prime factorization of 987342891 is 3 × 37 × 8894981. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987342891)

Multiplication

n×y
n×2 1974685782
n×3 2962028673
n×4 3949371564
n×5 4936714455

Division

n÷y
n÷2 493671445.5
n÷3 329114297
n÷3 246835722.75
n÷5 197468578.2

Exponentiation

ny
n2 974845984408237881
n3 9.6250725252537E+26
n4 9.5032469331687E+35
n5 9.3829633008816E+44

Nth Root

y√n
2√n 31422.012841319
3√n 995.76303716639
4√n 177.26255340968
5√n 62.935197687243

Divisors of 987342891

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 -987342890
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 987342891 can be divided by 8 positive divisors. The sum of these divisors (counting 987342891) is 1, the average is 0.125.

Base conversion 987342891

Base System Value
2 Binary 111010110110011010100000101011
3 Ternary 2112210212012211020
4 Quaternary 322312122200223
5 Quinary 4010224433031
6 Senary 241550103523
8 Octal 7266324053
10 Decimal 987342891
12 Duodecimal 2367aaba3
16 Hexadecimal 3ad9a82b
20 Vigesimal f8ahh4b
36 Base36 gbu6nf

Cryptographic Hash Functions

md5 0fd2ccf2432b94aaad1ecc1c43e58511
sha1 e8c2f135fc9f653562ff3bb69ebc22139213d2a6
sha256 d64b84b853d6bb954a350a46582b0f82ab624f4a68fd18c86f09bf6cdc684a44
sha512 ff21abea8c56dd80f6008387e39ca201c3e8b8022a15e1a775cc7c2e3041b090222793a4f6a58c7bb0dd14658510480b56e70308e4012df01fee882cea1b62d7
ripemd-160 39c4d69c12fd45016e00fda905db5eed8d36f353

987342891 as geometric shapes

Circle

Radius = n
Diameter 1974685782
Circumference 6203658345.8794
Area 3.0625689829984E+18

Sphere

Radius = n
Volume 4.0317409514141E+27
Surface area 1.2250275931994E+19
Circumference 6203658345.8794

Square

Length = n
Perimeter 3949371564
Area 974845984408237881
Diagonal 1396313707.1649

Cube

Length = n
Surface area 5849075906449427286
Volume 9.6250725252537E+26
Space diagonal 1710128051.7039

Equilateral Triangle

Length = n
Perimeter 2962028673
Area 4.2212069363739E+17
Altitude 855064025.85197

Triangular Pyramid

Length = n
Surface area 4.2212069363739E+17
Volume 1.1343256753365E+26
Height 465437902.38829