981978980 (number)

981978980 is an even 9-digits composite number following 981978979 and preceding 981978981. In scientific notation, it is written as 9.81978980 × 10^8. The sum of its digits is 59. It has a total of 5 prime factors and 24 positive divisors. There are 392394240 positive integers (up to 981978980) that are relatively prime to 981978980.

Interesting facts

Basic properties

Name

Name nine hundred eighty-one million nine hundred seventy-eight thousand nine hundred eighty

Notation

Scientific notation 9.81978980 × 10^8
Engineering notation 9.81978980 × 10^6

Prime Factorization of 981978980

Prime Factorization 2 × 2 × 5 × 1009 × 48661

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 490989490
Product of the distinct prime numbers

The prime factorization of 981978980 is 2 × 2 × 5 × 1009 × 48661. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 4, 15, 74, 767, 680, 3427, 5830, 40050, 75579, 301667, 649246, 7578147, 1109830, 14958211, 16359521, 829219880, 435382865, 5068566997, 5699507781

Basic calculations (n = 981978980)

Multiplication

n×y
n×2 1963957960
n×3 2945936940
n×4 3927915920
n×5 4909894900

Division

n÷y
n÷2 490989490
n÷3 327326326.66667
n÷3 245494745
n÷5 196395796

Exponentiation

ny
n2 964282717161840400
n3 9.4690535903021E+26
n4 9.2984115861702E+35
n5 9.1308447250076E+44

Nth Root

y√n
2√n 31336.543842613
3√n 993.95654354318
4√n 177.02130900717
5√n 62.86666733479

Divisors of 981978980

1, 2, 4, 5, 10, 20, 1009, 2018, 4036, 5045, 10090, 20180, 48661, 97322, 194644, 243305, 486610, 973220, 49098949, 98197898, 196395796, 245494745, 490989490, 981978980

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -981978979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 981978980 can be divided by 24 positive divisors. The sum of these divisors (counting 981978980) is 1, the average is 0.041666666666667.

Base conversion 981978980

Base System Value
2 Binary 111010100001111100111101100100
3 Ternary 2112102202200220212
4 Quaternary 322201330331210
5 Quinary 4002341311410
6 Senary 241235114552
8 Octal 7241747544
10 Decimal 981978980
12 Duodecimal 234a42a58
16 Hexadecimal 3a87cf64
20 Vigesimal f6h7790
36 Base36 g8n7tw

Cryptographic Hash Functions

md5 67ab309ee856f2ac8c26711a46682312
sha1 c9e043d4ccebdf0a682bb9a3ef3bd5532f248496
sha256 37b4e259a2cec72363d903cdc612ea8590fd5974d23ef6d0140eff52f857ccbf
sha512 a3ea46e1df87896d6e921a1c803bdd0ca98d8cb2e3493a201d59442dcff271b5211f82b27e07e9b85e146d75ba27df2a697abf88612f80b51417e79ea029c215
ripemd-160 59456c182cbda50f9cd6650c27ef913193be4948

981978980 as geometric shapes

Circle

Radius = n
Diameter 1963957960
Circumference 6169955899.0952
Area 3.0293835002192E+18

Sphere

Radius = n
Volume 3.9663878927655E+27
Surface area 1.2117534000877E+19
Circumference 6169955899.0952

Square

Length = n
Perimeter 3927915920
Area 964282717161840400
Diagonal 1388727991.4813

Cube

Length = n
Surface area 5785696302971042400
Volume 9.4690535903021E+26
Space diagonal 1700837485.3247

Equilateral Triangle

Length = n
Perimeter 2945936940
Area 4.1754666474622E+17
Altitude 850418742.66233

Triangular Pyramid

Length = n
Surface area 4.1754666474622E+17
Volume 1.1159386675202E+26
Height 462909330.49377