855455721 (number)

855455721 is an odd 9-digits composite number following 855455720 and preceding 855455722. In scientific notation, it is written as 8.55455721 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 545507952 positive integers (up to 855455721) that are relatively prime to 855455721.

Interesting facts

Basic properties

Name

Name eight hundred fifty-five million four hundred fifty-five thousand seven hundred twenty-one

Notation

Scientific notation 8.55455721 × 10^8
Engineering notation 8.55455721 × 10^6

Prime Factorization of 855455721

Prime Factorization 3 × 23 × 12397909

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 855455721
Product of the distinct prime numbers

The prime factorization of 855455721 is 3 × 23 × 12397909. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 855455721)

Multiplication

n×y
n×2 1710911442
n×3 2566367163
n×4 3421822884
n×5 4277278605

Division

n÷y
n÷2 427727860.5
n÷3 285151907
n÷3 213863930.25
n÷5 171091144.2

Exponentiation

ny
n2 731804490591629841
n3 6.260263381301E+26
n4 5.3553781245007E+35
n5 4.5812888547224E+44

Nth Root

y√n
2√n 29248.174660994
3√n 949.29059541298
4√n 171.02097725424
5√n 61.156061259127

Divisors of 855455721

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 -855455720
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 855455721 can be divided by 8 positive divisors. The sum of these divisors (counting 855455721) is 1, the average is 0.125.

Base conversion 855455721

Base System Value
2 Binary 110010111111010011011111101001
3 Ternary 2012121200122122020
4 Quaternary 302333103133221
5 Quinary 3222444040341
6 Senary 220515215053
8 Octal 6277233751
10 Decimal 855455721
12 Duodecimal 1ba5a7489
16 Hexadecimal 32fd37e9
20 Vigesimal d76bj61
36 Base36 e5bdux

Cryptographic Hash Functions

md5 a19da8e1cc142e68946c8783c8450890
sha1 9988eb7aed872dfabf4cc91b6c837871763c5f15
sha256 536010d840428a06695a1d7b53b887f96173ea7fcdc77bc2f47187f7a2e1dc2c
sha512 0e40e44868c2b7dd2ee68331cd8297d06da6efb58a94a40cee5563f1d84e6d4ee8b69abaca2c2752d85e953afa0cc97cf87090fc6beaacc3d1226b8645a8d2e4
ripemd-160 17c44f658d903883aac7e454eff63e59229aed7a

855455721 as geometric shapes

Circle

Radius = n
Diameter 1710911442
Circumference 5374986817.1299
Area 2.2990316115067E+18

Sphere

Radius = n
Volume 2.6222929930977E+27
Surface area 9.1961264460267E+18
Circumference 5374986817.1299

Square

Length = n
Perimeter 3421822884
Area 731804490591629841
Diagonal 1209797082.6479

Cube

Length = n
Surface area 4390826943549779046
Volume 6.260263381301E+26
Space diagonal 1481692772.3975

Equilateral Triangle

Length = n
Perimeter 2566367163
Area 3.1688063972794E+17
Altitude 740846386.19873

Triangular Pyramid

Length = n
Surface area 3.1688063972794E+17
Volume 7.3777911482196E+25
Height 403265694.21595