644798052 (number)

644798052 is an even 9-digits composite number following 644798051 and preceding 644798053. In scientific notation, it is written as 6.44798052 × 10^8. The sum of its digits is 45. It has a total of 5 prime factors and 18 positive divisors. There are 214932672 positive integers (up to 644798052) that are relatively prime to 644798052.

Interesting facts

Basic properties

Name

Name six hundred forty-four million seven hundred ninety-eight thousand fifty-two

Notation

Scientific notation 6.44798052 × 10^8
Engineering notation 6.44798052 × 10^6

Prime Factorization of 644798052

Prime Factorization 2 × 2 × 3 × 3 × 17911057

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 107466342
Product of the distinct prime numbers

The prime factorization of 644798052 is 2 × 2 × 3 × 3 × 17911057. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 8, 96, 48, 445, 250, 6787, 105, 20924, 86864, 922265, 271719, 4650500, 5521970, 43801926, 63719398, 452187528, 862076855, 8559488782, 663281676

Basic calculations (n = 644798052)

Multiplication

n×y
n×2 1289596104
n×3 1934394156
n×4 2579192208
n×5 3223990260

Division

n÷y
n÷2 322399026
n÷3 214932684
n÷3 161199513
n÷5 128959610.4

Exponentiation

ny
n2 415764527862994704
n3 2.6808415765676E+26
n4 1.7286014262914E+35
n5 1.1145988323571E+44

Nth Root

y√n
2√n 25392.874039777
3√n 863.92207694877
4√n 159.35141681133
5√n 57.794264786727

Divisors of 644798052

1, 2, 3, 4, 6, 9, 12, 18, 36, 17911057, 35822114, 53733171, 71644228, 107466342, 161199513, 214932684, 322399026, 644798052

18 divisors

τ Total Divisors 18
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -644798051
Sum of the proper positive divisors of n
A Arithmetic Mean 0.055555555555556
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 18
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 644798052 can be divided by 18 positive divisors. The sum of these divisors (counting 644798052) is 1, the average is 0.055555555555556.

Base conversion 644798052

Base System Value
2 Binary 100110011011101101011001100100
3 Ternary 1122221022010122100
4 Quaternary 212123231121210
5 Quinary 2310032014202
6 Senary 143552132100
8 Octal 4633553144
10 Decimal 644798052
12 Duodecimal 15bb37030
16 Hexadecimal 266ed664
20 Vigesimal a19jf2c
36 Base36 anw9d0

Cryptographic Hash Functions

md5 f3f8d37d188b81ee229e18f50d154430
sha1 848377e7e1b42e11ec17103b25316bd60e754bdd
sha256 f434249058725bd722c87e0926d50dd43b66c4d5c108e644ccf6335f9680c9ea
sha512 a0069d11b68a48f4ca987e54a0a168ae5af0aa7f8727b3ac25c22a46427b6d10cf04584f779030e3e643f038c8aad6f7e911a2eaa0510b6e93d9b8c7e5ea71bb
ripemd-160 46fb1eb579406a2c8b38da0bf43029fe8dc71317

644798052 as geometric shapes

Circle

Radius = n
Diameter 1289596104
Circumference 4051385646.4244
Area 1.3061627863576E+18

Sphere

Radius = n
Volume 1.122948293651E+27
Surface area 5.2246511454305E+18
Circumference 4051385646.4244

Square

Length = n
Perimeter 2579192208
Area 415764527862994704
Diagonal 911882150.13015

Cube

Length = n
Surface area 2494587167177968224
Volume 2.6808415765676E+26
Space diagonal 1116822986.6854

Equilateral Triangle

Length = n
Perimeter 1934394156
Area 1.800313215609E+17
Altitude 558411493.34272

Triangular Pyramid

Length = n
Surface area 1.800313215609E+17
Volume 3.1594020967963E+25
Height 303960716.71005