1661564840 (number)

1661564840 is an even 10-digits composite number following 1661564839 and preceding 1661564841. In scientific notation, it is written as 1.661564840 × 10^9. The sum of its digits is 41. It has a total of 7 prime factors and 64 positive divisors. There are 601915392 positive integers (up to 1661564840) that are relatively prime to 1661564840.

Interesting facts

Basic properties

Name

Name one billion six hundred sixty-one million five hundred sixty-four thousand eight hundred forty

Notation

Scientific notation 1.661564840 × 10^9
Engineering notation 1.661564840 × 10^9

Prime Factorization of 1661564840

Prime Factorization 2 × 2 × 2 × 5 × 13 × 53 × 60289

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 415391210
Product of the distinct prime numbers

The prime factorization of 1661564840 is 2 × 2 × 2 × 5 × 13 × 53 × 60289. Since it has a total of 7 prime factors.

Most popular turbo-numbers

1, 7, 71, 27, 390, 631, 235, 9646, 73205, 9696, 456685, 549101, 6367295, 7950299, 55664530, 6036067, 236436747, 43836114, 9819018888, 4435938684

Basic calculations (n = 1661564840)

Multiplication

n×y
n×2 3323129680
n×3 4984694520
n×4 6646259360
n×5 8307824200

Division

n÷y
n÷2 830782420
n÷3 553854946.66667
n÷3 415391210
n÷5 332312968

Exponentiation

ny
n2 2760797717524225600
n3 4.5872444177905E+27
n4 7.622004037087E+36
n5 1.2664453918362E+46

Nth Root

y√n
2√n 40762.296794955
3√n 1184.4200881047
4√n 201.89674785631
5√n 69.83987585697

Divisors of 1661564840

1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 6890, 13780, 27560, 60289, 120578, 241156, 301445, 482312, 602890, 783757, 1205780, 1567514, 2411560, 3135028, 3195317, 3918785, 6270056, 6390634, 7837570, 12781268, 15675140, 15976585, 25562536, 31350280, 31953170, 41539121, 63906340, 83078242, 127812680, 166156484, 207695605, 332312968, 415391210, 830782420, 1661564840

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1661564839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1661564840 can be divided by 64 positive divisors. The sum of these divisors (counting 1661564840) is 1, the average is 0.015625.

Base conversion 1661564840

Base System Value
2 Binary 1100011000010010111011110101000
3 Ternary 11021210112020110112
4 Quaternary 1203002113132220
5 Quinary 11400330033330
6 Senary 432513033452
8 Octal 14302273650
10 Decimal 1661564840
12 Duodecimal 3a4555888
16 Hexadecimal 630977a8
20 Vigesimal 15j4fc20
36 Base36 rh93mw

Cryptographic Hash Functions

md5 fbff613db54c4f5fdceec80f19cc3e1b
sha1 fdaaf3076d78852c597f9d5e193b4e6138dca812
sha256 7494e9911127142ef2a4845e9cf2ebc278d3e1b39b3b56c6b4751d2aa36b0f15
sha512 5c03244c15ea7cc047a8ace3a5163fe5097c8da1e57cd202e41f71ecc1d4fb72fc4d690345776a232999422e03c9fb1adda298a99d514fdea301e0c34ae85a44
ripemd-160 a8bf8f84636352171c3b9a35812973c309b6b5c3

1661564840 as geometric shapes

Circle

Radius = n
Diameter 3323129680
Circumference 10439919789.614
Area 8.6733018274216E+18

Sphere

Radius = n
Volume 1.9215004484202E+28
Surface area 3.4693207309686E+19
Circumference 10439919789.614

Square

Length = n
Perimeter 6646259360
Area 2760797717524225600
Diagonal 2349807531.4903

Cube

Length = n
Surface area 1.6564786305145E+19
Volume 4.5872444177905E+27
Space diagonal 2877914722.9501

Equilateral Triangle

Length = n
Perimeter 4984694520
Area 1.195460479043E+18
Altitude 1438957361.475

Triangular Pyramid

Length = n
Surface area 1.195460479043E+18
Volume 5.4061193912997E+26
Height 783269177.16343