1645731680 (number)

1645731680 is an even 10-digits composite number following 1645731679 and preceding 1645731681. In scientific notation, it is written as 1.645731680 × 10^9. The sum of its digits is 41. It has a total of 8 prime factors and 48 positive divisors. There are 653478912 positive integers (up to 1645731680) that are relatively prime to 1645731680.

Interesting facts

Basic properties

Name

Name one billion six hundred forty-five million seven hundred thirty-one thousand six hundred eighty

Notation

Scientific notation 1.645731680 × 10^9
Engineering notation 1.645731680 × 10^9

Prime Factorization of 1645731680

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 137 × 75079

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 102858230
Product of the distinct prime numbers

The prime factorization of 1645731680 is 2 × 2 × 2 × 2 × 2 × 5 × 137 × 75079. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 6, 12, 28, 675, 705, 6060, 2427, 17870, 82320, 826411, 495325, 3640127, 1785629, 99777425, 27626156, 807868266, 73635395, 3360461817, 6941542553

Basic calculations (n = 1645731680)

Multiplication

n×y
n×2 3291463360
n×3 4937195040
n×4 6582926720
n×5 8228658400

Division

n÷y
n÷2 822865840
n÷3 548577226.66667
n÷3 411432920
n÷5 329146336

Exponentiation

ny
n2 2708432762555622400
n3 4.4573536004877E+27
n4 7.3356080292847E+36
n5 1.2072442525856E+46

Nth Root

y√n
2√n 40567.618613865
3√n 1180.6459357287
4√n 201.41404770737
5√n 69.706263854033

Divisors of 1645731680

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 10960, 21920, 75079, 150158, 300316, 375395, 600632, 750790, 1201264, 1501580, 2402528, 3003160, 6006320, 10285823, 12012640, 20571646, 41143292, 51429115, 82286584, 102858230, 164573168, 205716460, 329146336, 411432920, 822865840, 1645731680

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1645731679
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1645731680 can be divided by 48 positive divisors. The sum of these divisors (counting 1645731680) is 1, the average is 0.020833333333333.

Base conversion 1645731680

Base System Value
2 Binary 1100010000101111101111101100000
3 Ternary 11020200201211110012
4 Quaternary 1202011331331200
5 Quinary 11332301403210
6 Senary 431145424052
8 Octal 14205757540
10 Decimal 1645731680
12 Duodecimal 39b19b028
16 Hexadecimal 6217df60
20 Vigesimal 15e5g940
36 Base36 r7tqow

Cryptographic Hash Functions

md5 7935e264172d1fad97dfe97522fb298e
sha1 7b50b368b64d444bb26d741388ebb61afc82cd8d
sha256 8dc0d4f723d288e0d9e78ef5dac5ed4d0779b9bd27de48f1791c0b171db6df93
sha512 e2f18dfe8bdc0b29f1c36ae7cd95b4ff3916024b941a5062a9b46397bf19dede2e211b2bc01fae4e7872c7dfd8313a7b068d277bf47a4b98331cf485bb3ca50a
ripemd-160 174c82218456d920f1273f09bf5e539a092b341f

1645731680 as geometric shapes

Circle

Radius = n
Diameter 3291463360
Circumference 10340437111.336
Area 8.5087924695867E+18

Sphere

Radius = n
Volume 1.8670919100992E+28
Surface area 3.4035169878347E+19
Circumference 10340437111.336

Square

Length = n
Perimeter 6582926720
Area 2708432762555622400
Diagonal 2327416061.8831

Cube

Length = n
Surface area 1.6250596575334E+19
Volume 4.4573536004877E+27
Space diagonal 2850490885.3857

Equilateral Triangle

Length = n
Perimeter 4937195040
Area 1.1727857884076E+18
Altitude 1425245442.6928

Triangular Pyramid

Length = n
Surface area 1.1727857884076E+18
Volume 5.2530415950852E+26
Height 775805353.96102