646004945 (number)

646004945 is an odd 9-digits composite number following 646004944 and preceding 646004946. In scientific notation, it is written as 6.46004945 × 10^8. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 508331520 positive integers (up to 646004945) that are relatively prime to 646004945.

Interesting facts

Basic properties

Name

Name six hundred forty-six million four thousand nine hundred forty-five

Notation

Scientific notation 6.46004945 × 10^8
Engineering notation 6.46004945 × 10^6

Prime Factorization of 646004945

Prime Factorization 5 × 61 × 2118049

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 646004945
Product of the distinct prime numbers

The prime factorization of 646004945 is 5 × 61 × 2118049. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 10, 86, 35, 452, 930, 5312, 7485, 36958, 9470, 666693, 116272, 873966, 8826096, 24969246, 33638517, 835123817, 628982960, 1113921022, 6317455026

Basic calculations (n = 646004945)

Multiplication

n×y
n×2 1292009890
n×3 1938014835
n×4 2584019780
n×5 3230024725

Division

n÷y
n÷2 323002472.5
n÷3 215334981.66667
n÷3 161501236.25
n÷5 129200989

Exponentiation

ny
n2 417322388964453025
n3 2.6959232693025E+26
n4 1.74157976331E+35
n5 1.1250691392102E+44

Nth Root

y√n
2√n 25416.627333303
3√n 864.46075292123
4√n 159.42593055492
5√n 57.815883750792

Divisors of 646004945

1, 5, 61, 305, 2118049, 10590245, 129200989, 646004945

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 -646004944
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 646004945 can be divided by 8 positive divisors. The sum of these divisors (counting 646004945) is 1, the average is 0.125.

Base conversion 646004945

Base System Value
2 Binary 100110100000010100000011010001
3 Ternary 1200000120110012002
4 Quaternary 212200110003101
5 Quinary 2310334124240
6 Senary 144034043345
8 Octal 4640240321
10 Decimal 646004945
12 Duodecimal 160419555
16 Hexadecimal 268140d1
20 Vigesimal a1hac75
36 Base36 aom4lt

Cryptographic Hash Functions

md5 047e1e6daa7d18826a1b320fba445351
sha1 f44f00df1a1da4ed9f38cac55315cc0b9913ea33
sha256 364ea7e49a7b36f32af5ba76d0b7da2f1e925c825e8c3709e8034dc246fb965d
sha512 bbb7f14bc14347f9508aebba889b30b0e77b97cf609f96ccbd7bc2801aad49b8e122203d106da1545a717cb7c88a32344c3cdfc915c3739dfe307f93a8e00cf4
ripemd-160 98fb016c10103075b617a5358010a41a1d609f9c

646004945 as geometric shapes

Circle

Radius = n
Diameter 1292009890
Circumference 4058968778.7894
Area 1.3110569513493E+18

Sphere

Radius = n
Volume 1.129265698331E+27
Surface area 5.2442278053971E+18
Circumference 4058968778.7894

Square

Length = n
Perimeter 2584019780
Area 417322388964453025
Diagonal 913588954.57909

Cube

Length = n
Surface area 2503934333786718150
Volume 2.6959232693025E+26
Space diagonal 1118913386.6807

Equilateral Triangle

Length = n
Perimeter 1938014835
Area 1.8070589520561E+17
Altitude 559456693.34037

Triangular Pyramid

Length = n
Surface area 1.8070589520561E+17
Volume 3.1771760421373E+25
Height 304529651.52636