21502020 (number)

21502020 is an even 8-digits composite number following 21502019 and preceding 21502021. In scientific notation, it is written as 2.1502020 × 10^7. The sum of its digits is 12. It has a total of 5 prime factors and 24 positive divisors. There are 5706240 positive integers (up to 21502020) that are relatively prime to 21502020.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred two thousand twenty

Notation

Scientific notation 2.1502020 × 10^7
Engineering notation 2.1502020 × 10^6

Prime Factorization of 21502020

Prime Factorization 2 × 2 × 15 × 241 × 1487

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10751010
Product of the distinct prime numbers

The prime factorization of 21502020 is 2 × 2 × 15 × 241 × 1487. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 5, 96, 16, 811, 166, 3959, 1983, 26625, 64954, 345600, 213324, 6016263, 7324221, 18303671, 46647666, 264228985, 326384468, 8109207482, 4936848699

Basic calculations (n = 21502020)

Multiplication

n×y
n×2 43004040
n×3 64506060
n×4 86008080
n×5 107510100

Division

n÷y
n÷2 10751010
n÷3 7167340
n÷3 5375505
n÷5 4300404

Exponentiation

ny
n2 462336864080400
n3 9.941176498194E+21
n4 2.137553758877E+29
n5 4.5961723674448E+36

Nth Root

y√n
2√n 4637.0270648337
3√n 278.0735964421
4√n 68.095719871617
5√n 29.274929123871

Divisors of 21502020

1, 2, 4, 15, 30, 60, 241, 482, 964, 1487, 2974, 3615, 5948, 7230, 14460, 22305, 44610, 89220, 358367, 716734, 1433468, 5375505, 10751010, 21502020

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21502019
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21502020 can be divided by 24 positive divisors. The sum of these divisors (counting 21502020) is 1, the average is 0.041666666666667.

Base conversion 21502020

Base System Value
2 Binary 1010010000001100001000100
3 Ternary 1111110102020010
4 Quaternary 1102001201010
5 Quinary 21001031040
6 Senary 2044510220
8 Octal 122014104
10 Decimal 21502020
12 Duodecimal 724b370
16 Hexadecimal 1481844
20 Vigesimal 6e7f10
36 Base36 csv2c

Cryptographic Hash Functions

md5 8e4c456984e88fc2dae7b9c823f21290
sha1 74927b8e0352c1e0280b2b8719a1a9054c896d9c
sha256 da197a658d176eccac4ccb3505d433e447ff74e5c0b1e89ddc9777d9713eeedc
sha512 7f06edbbe364c909383de308582b739d502d2c47322d730b6bbd8cdca5c72cb452dbc893858fecb7074ee953051c2b8e276678eeeec43b206753977a5547829d
ripemd-160 d6bb40ae875e810cc6e005ac572070d84cb69fc6

21502020 as geometric shapes

Circle

Radius = n
Diameter 43004040
Circumference 135101176.13868
Area 1.4524740956787E+15

Sphere

Radius = n
Volume 4.1641502739688E+22
Surface area 5.8098963827149E+15
Circumference 135101176.13868

Square

Length = n
Perimeter 86008080
Area 462336864080400
Diagonal 30408448.302418

Cube

Length = n
Surface area 2774021184482400
Volume 9.941176498194E+21
Space diagonal 37242591.105362

Equilateral Triangle

Length = n
Perimeter 64506060
Area 2.0019773469983E+14
Altitude 18621295.552681

Triangular Pyramid

Length = n
Surface area 2.0019773469983E+14
Volume 1.1715788858076E+21
Height 10136149.434139