21291292 (number)

21291292 is an even 8-digits composite number following 21291291 and preceding 21291293. In scientific notation, it is written as 2.1291292 × 10^7. The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors. There are 9567360 positive integers (up to 21291292) that are relatively prime to 21291292.

Interesting facts

Basic properties

Name

Name twenty-one million two hundred ninety-one thousand two hundred ninety-two

Notation

Scientific notation 2.1291292 × 10^7
Engineering notation 2.1291292 × 10^6

Prime Factorization of 21291292

Prime Factorization 2 × 2 × 11 × 89 × 5437

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10645646
Product of the distinct prime numbers

The prime factorization of 21291292 is 2 × 2 × 11 × 89 × 5437. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 10, 69, 83, 295, 957, 1940, 8399, 65650, 66124, 395917, 983757, 2006778, 3285089, 8144719, 40025020, 549303217, 118254711, 7081987560, 2420227330

Basic calculations (n = 21291292)

Multiplication

n×y
n×2 42582584
n×3 63873876
n×4 85165168
n×5 106456460

Division

n÷y
n÷2 10645646
n÷3 7097097.3333333
n÷3 5322823
n÷5 4258258.4

Exponentiation

ny
n2 453319115029264
n3 9.6517496472696E+21
n4 2.0549822005092E+29
n5 4.3753226085843E+36

Nth Root

y√n
2√n 4614.2488012677
3√n 277.16220347869
4√n 67.928262168759
5√n 29.217321754337

Divisors of 21291292

1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 5437, 10874, 21748, 59807, 119614, 239228, 483893, 967786, 1935572, 5322823, 10645646, 21291292

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 -21291291
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 21291292 can be divided by 24 positive divisors. The sum of these divisors (counting 21291292) is 1, the average is 0.041666666666667.

Base conversion 21291292

Base System Value
2 Binary 1010001001110000100011100
3 Ternary 1111001201011101
4 Quaternary 1101032010130
5 Quinary 20422310132
6 Senary 2040202444
8 Octal 121160434
10 Decimal 21291292
12 Duodecimal 7169424
16 Hexadecimal 144e11c
20 Vigesimal 6d184c
36 Base36 cocgs

Cryptographic Hash Functions

md5 321b9812a181b1edc69faa2cb8a65f78
sha1 036df407a23c67fb9f78f59cb2b41cef8fc77463
sha256 ca594908f44d9ee4dadfbc0fc151359b8c4e3acc31c8b20e642c317dcb612d58
sha512 d51fe6f604ab5434421a275651de23fb5c4a1644f46400be115666ac4b09666bc4995274a051d2524dea3d86db29e1e9985599634f6b4e22a38d9632d175b854
ripemd-160 6081a717d169b70c146f8e9403bb9c4f934b7beb

21291292 as geometric shapes

Circle

Radius = n
Diameter 42582584
Circumference 133777133.06527
Area 1.4241440015078E+15

Sphere

Radius = n
Volume 4.0429154381534E+22
Surface area 5.696576006031E+15
Circumference 133777133.06527

Square

Length = n
Perimeter 85165168
Area 453319115029264
Diagonal 30110433.906846

Cube

Length = n
Surface area 2719914690175584
Volume 9.6517496472696E+21
Space diagonal 36877599.502785

Equilateral Triangle

Length = n
Perimeter 63873876
Area 1.9629293481821E+14
Altitude 18438799.751392

Triangular Pyramid

Length = n
Surface area 1.9629293481821E+14
Volume 1.1374696043165E+21
Height 10036811.302282