21072488 (number)

21072488 is an even 8-digits composite number following 21072487 and preceding 21072489. In scientific notation, it is written as 2.1072488 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 16 positive divisors. There are 10516608 positive integers (up to 21072488) that are relatively prime to 21072488.

Interesting facts

Basic properties

Name

Name twenty-one million seventy-two thousand four hundred eighty-eight

Notation

Scientific notation 2.1072488 × 10^7
Engineering notation 2.1072488 × 10^6

Prime Factorization of 21072488

Prime Factorization 2 × 2 × 2 × 613 × 4297

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5268122
Product of the distinct prime numbers

The prime factorization of 21072488 is 2 × 2 × 2 × 613 × 4297. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 4, 25, 14, 818, 471, 7948, 6308, 63836, 87871, 350763, 126579, 1882748, 3501325, 36492093, 15709491, 408672143, 263621569, 9943538100, 5416923920

Basic calculations (n = 21072488)

Multiplication

n×y
n×2 42144976
n×3 63217464
n×4 84289952
n×5 105362440

Division

n÷y
n÷2 10536244
n÷3 7024162.6666667
n÷3 5268122
n÷5 4214497.6

Exponentiation

ny
n2 444049750510144
n3 9.357233039028E+21
n4 1.9718018092812E+29
n5 4.1550769964457E+36

Nth Root

y√n
2√n 4590.4779707564
3√n 276.20949577795
4√n 67.753066135463
5√n 29.157021899503

Divisors of 21072488

1, 2, 4, 8, 613, 1226, 2452, 4297, 4904, 8594, 17188, 34376, 2634061, 5268122, 10536244, 21072488

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21072487
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21072488 can be divided by 16 positive divisors. The sum of these divisors (counting 21072488) is 1, the average is 0.0625.

Base conversion 21072488

Base System Value
2 Binary 1010000011000101001101000
3 Ternary 1110122121000112
4 Quaternary 1100120221220
5 Quinary 20343304423
6 Senary 2031353452
8 Octal 120305150
10 Decimal 21072488
12 Duodecimal 7082888
16 Hexadecimal 1418a68
20 Vigesimal 6be148
36 Base36 cjnmw

Cryptographic Hash Functions

md5 9e15debb57914b4691d83afd3a38cee9
sha1 58fe1bcf2f262fbb87aa174944a019418f65c63a
sha256 a4a23e48f98b63217c6a410e31105f230f68289982868c21f6d69dfb5e62112e
sha512 50edf5a35d93467898ff468cae4b7526c0395297db4b400721152f32148b0e03a77469357b8847085f7a94824190554ea3843365579f46a3b25a254fdcd359bb
ripemd-160 d6075f3d4041b2d9d9bdc94de2f9479571f69960

21072488 as geometric shapes

Circle

Radius = n
Diameter 42144976
Circumference 132402346.98732
Area 1.395023434031E+15

Sphere

Radius = n
Volume 3.9195486097784E+22
Surface area 5.5800937361242E+15
Circumference 132402346.98732

Square

Length = n
Perimeter 84289952
Area 444049750510144
Diagonal 29800998.322544

Cube

Length = n
Surface area 2664298503060864
Volume 9.357233039028E+21
Space diagonal 36498619.857885

Equilateral Triangle

Length = n
Perimeter 63217464
Area 1.9227918224296E+14
Altitude 18249309.928943

Triangular Pyramid

Length = n
Surface area 1.9227918224296E+14
Volume 1.1027604891733E+21
Height 9933666.1075148