2129809721 (number)

2129809721 is an odd 10-digits composite number following 2129809720 and preceding 2129809722. In scientific notation, it is written as 2.129809721 × 10^9. The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors. There are 1965978192 positive integers (up to 2129809721) that are relatively prime to 2129809721.

Interesting facts

Basic properties

Name

Name two billion one hundred twenty-nine million eight hundred nine thousand seven hundred twenty-one

Notation

Scientific notation 2.129809721 × 10^9
Engineering notation 2.129809721 × 10^9

Prime Factorization of 2129809721

Prime Factorization 13 × 163831517

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 2129809721
Product of the distinct prime numbers

The prime factorization of 2129809721 is 13 × 163831517. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 9, 28, 85, 18, 425, 2273, 4177, 25362, 49544, 224564, 255867, 1960041, 9139958, 2691071, 47088479, 627778883, 703369046, 945806713, 359717066

Basic calculations (n = 2129809721)

Multiplication

n×y
n×2 4259619442
n×3 6389429163
n×4 8519238884
n×5 10649048605

Division

n÷y
n÷2 1064904860.5
n÷3 709936573.66667
n÷3 532452430.25
n÷5 425961944.2

Exponentiation

ny
n2 4536089447666097841
n3 9.6610074009648E+27
n4 2.0576107477228E+37
n5 4.382319372534E+46

Nth Root

y√n
2√n 46149.861549088
3√n 1286.6100367555
4√n 214.82518834878
5√n 73.395284960567

Divisors of 2129809721

1, 13, 163831517, 2129809721

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -2129809720
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 2129809721 can be divided by 4 positive divisors. The sum of these divisors (counting 2129809721) is 1, the average is 0.25.

Base conversion 2129809721

Base System Value
2 Binary 1111110111100100101000100111001
3 Ternary 12111102121112200112
4 Quaternary 1332330211010321
5 Quinary 13330212402341
6 Senary 551201114105
8 Octal 17674450471
10 Decimal 2129809721
12 Duodecimal 4b5328935
16 Hexadecimal 7ef25139
20 Vigesimal 1d5b6461
36 Base36 z817p5

Cryptographic Hash Functions

md5 c6f1d33ef83373735f497913bc749c2c
sha1 3816b34705457a5b27380ff94e888d0e931a87b3
sha256 f35dbde9e1d5bccbd44209e709a0f730e752f91cc0cba2f8e8a44ee734c1b9b4
sha512 1fcde6856c9795d31d84f952bbdcbf8740496f99ead434efd3e2e3b85d983f12e74cae86255335d7db48360adf9a3dc870e2ca07bcb0f9bb65dd9583cd053047
ripemd-160 c3d73f046b9a0ed8f0829851ce8f88724c76b9f6

2129809721 as geometric shapes

Circle

Radius = n
Diameter 4259619442
Circumference 13381989146.075
Area 1.4250545284814E+19

Sphere

Radius = n
Volume 4.046793316953E+28
Surface area 5.7002181139256E+19
Circumference 13381989146.075

Square

Length = n
Perimeter 8519238884
Area 4536089447666097841
Diagonal 3012005792.7123

Cube

Length = n
Surface area 2.7216536685997E+19
Volume 9.6610074009648E+27
Space diagonal 3688938647.2261

Equilateral Triangle

Length = n
Perimeter 6389429163
Area 1.9641843477587E+18
Altitude 1844469323.613

Triangular Pyramid

Length = n
Surface area 1.9641843477587E+18
Volume 1.1385606410526E+27
Height 1004001930.9041