21693840 (number)

21693840 is an even 8-digits composite number following 21693839 and preceding 21693841. In scientific notation, it is written as 2.1693840 × 10^7. The sum of its digits is 33. It has a total of 8 prime factors and 80 positive divisors. There are 4810752 positive integers (up to 21693840) that are relatively prime to 21693840.

Interesting facts

Basic properties

Name

Name twenty-one million six hundred ninety-three thousand eight hundred forty

Notation

Scientific notation 2.1693840 × 10^7
Engineering notation 2.1693840 × 10^6

Prime Factorization of 21693840

Prime Factorization 2 × 2 × 2 × 2 × 15 × 7 × 37 × 349

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 2711730
Product of the distinct prime numbers

The prime factorization of 21693840 is 2 × 2 × 2 × 2 × 15 × 7 × 37 × 349. Since it has a total of 8 prime factors.

Most popular turbo-numbers

1, 10, 87, 8, 425, 783, 281, 9890, 7614, 68130, 399444, 700638, 2405036, 159090, 52693204, 29819570, 474626295, 515680059, 5833631095, 3280878871

Basic calculations (n = 21693840)

Multiplication

n×y
n×2 43387680
n×3 65081520
n×4 86775360
n×5 108469200

Division

n÷y
n÷2 10846920
n÷3 7231280
n÷3 5423460
n÷5 4338768

Exponentiation

ny
n2 470622693945600
n3 1.0209613422825E+22
n4 2.2148572005661E+29
n5 4.804875773193E+36

Nth Root

y√n
2√n 4657.6646508739
3√n 278.898049877
4√n 68.247085292149
5√n 29.326976187698

Divisors of 21693840

1, 2, 4, 7, 8, 14, 15, 16, 28, 30, 37, 56, 60, 74, 105, 112, 120, 148, 210, 240, 259, 296, 349, 420, 518, 555, 592, 698, 840, 1036, 1110, 1396, 1680, 2072, 2220, 2443, 2792, 3885, 4144, 4440, 4886, 5235, 5584, 7770, 8880, 9772, 10470, 12913, 15540, 19544, 20940, 25826, 31080, 36645, 39088, 41880, 51652, 62160, 73290, 83760, 90391, 103304, 146580, 180782, 193695, 206608, 293160, 361564, 387390, 586320, 723128, 774780, 1355865, 1446256, 1549560, 2711730, 3099120, 5423460, 10846920, 21693840

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21693839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21693840 can be divided by 80 positive divisors. The sum of these divisors (counting 21693840) is 1, the average is 0.0125.

Base conversion 21693840

Base System Value
2 Binary 1010010110000010110010000
3 Ternary 1111211011100120
4 Quaternary 1102300112100
5 Quinary 21023200330
6 Senary 2052550240
8 Octal 122602620
10 Decimal 21693840
12 Duodecimal 7322380
16 Hexadecimal 14b0590
20 Vigesimal 6fbec0
36 Base36 cwz2o

Cryptographic Hash Functions

md5 3036b92c69ae7e9fbf3cc6ee4bd72e27
sha1 c6523cc05882ab560554a69acb2ec71d40462580
sha256 cdfc3c459b112ad08f5303ec84ca0739bc1cb66a12f6537783371700978c824c
sha512 f32064fc107dc89f40ef886365d9bc724dc26cd0d7023d15e6da3be1adc54914feae7ccd0882158d0c8cdc38e5056f31df831fef9935b6e6185c8e2b6594d007
ripemd-160 08e0066fc11c689a5edf2dfc1658688fe7dc024a

21693840 as geometric shapes

Circle

Radius = n
Diameter 43387680
Circumference 136306416.7443
Area 1.4785047979121E+15

Sphere

Radius = n
Volume 4.2765928700184E+22
Surface area 5.9140191916485E+15
Circumference 136306416.7443

Square

Length = n
Perimeter 86775360
Area 470622693945600
Diagonal 30679722.747952

Cube

Length = n
Surface area 2823736163673600
Volume 1.0209613422825E+22
Space diagonal 37574833.09127

Equilateral Triangle

Length = n
Perimeter 65081520
Area 2.0378560427718E+14
Altitude 18787416.545635

Triangular Pyramid

Length = n
Surface area 2.0378560427718E+14
Volume 1.2032144807621E+21
Height 10226574.249317