766642721 (number)

766642721 is an odd 9-digits composite number following 766642720 and preceding 766642722. In scientific notation, it is written as 7.66642721 × 10^8. The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors. There are 694317312 positive integers (up to 766642721) that are relatively prime to 766642721.

Interesting facts

Basic properties

Name

Name seven hundred sixty-six million six hundred forty-two thousand seven hundred twenty-one

Notation

Scientific notation 7.66642721 × 10^8
Engineering notation 7.66642721 × 10^6

Prime Factorization of 766642721

Prime Factorization 53 × 13 × 1112689

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 766642721
Product of the distinct prime numbers

The prime factorization of 766642721 is 53 × 13 × 1112689. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 766642721)

Multiplication

n×y
n×2 1533285442
n×3 2299928163
n×4 3066570884
n×5 3833213605

Division

n÷y
n÷2 383321360.5
n÷3 255547573.66667
n÷3 191660680.25
n÷5 153328544.2

Exponentiation

ny
n2 587741061662283841
n3 4.505874067562E+26
n4 3.4543955556391E+35
n5 2.6482872081855E+44

Nth Root

y√n
2√n 27688.313798424
3√n 915.23159793857
4√n 166.3980582772
5√n 59.829944959269

Divisors of 766642721

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 -766642720
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 766642721 can be divided by 8 positive divisors. The sum of these divisors (counting 766642721) is 1, the average is 0.125.

Base conversion 766642721

Base System Value
2 Binary 101101101100100000101000100001
3 Ternary 1222102120111002212
4 Quaternary 231230200220201
5 Quinary 3032230031341
6 Senary 204023451505
8 Octal 5554405041
10 Decimal 766642721
12 Duodecimal 1948b6b95
16 Hexadecimal 2db20a21
20 Vigesimal bjba6g1
36 Base36 coftb5

Cryptographic Hash Functions

md5 9b8ec96a7ef14e7a63209114518fcc1e
sha1 65cbf88cd3260f671c16d13f0f4697c6dd7cb59c
sha256 4d4833922b647ca6cbbbf6182212838f3376a12db3ed70f8d654962ea84f1194
sha512 6e502c0299e5008e2cc2dc3d66e6359911d25a7dda3af74fe5aa902e8767dab2da1e51425df558030502b67ee3b47f3e4a81b9b9f5f49d0a9de523712c8e4aab
ripemd-160 d9c70e8361b6f1539f1b54d4279f050f50179f48

766642721 as geometric shapes

Circle

Radius = n
Diameter 1533285442
Circumference 4816958280.4434
Area 1.8464430015313E+18

Sphere

Radius = n
Volume 1.8874161158205E+27
Surface area 7.3857720061252E+18
Circumference 4816958280.4434

Square

Length = n
Perimeter 3066570884
Area 587741061662283841
Diagonal 1084196533.5328

Cube

Length = n
Surface area 3526446369973703046
Volume 4.505874067562E+26
Space diagonal 1327864144.0249

Equilateral Triangle

Length = n
Perimeter 2299928163
Area 2.5449934512339E+17
Altitude 663932072.01243

Triangular Pyramid

Length = n
Surface area 2.5449934512339E+17
Volume 5.3102235139095E+25
Height 361398844.51094