21490434 (number)

21490434 is an even 8-digits composite number following 21490433 and preceding 21490435. In scientific notation, it is written as 2.1490434 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors. There are 6139152 positive integers (up to 21490434) that are relatively prime to 21490434.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety thousand four hundred thirty-four

Notation

Scientific notation 2.1490434 × 10^7
Engineering notation 2.1490434 × 10^6

Prime Factorization of 21490434

Prime Factorization 2 × 189 × 3 × 3 × 6317

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7163478
Product of the distinct prime numbers

The prime factorization of 21490434 is 2 × 189 × 3 × 3 × 6317. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 8, 84, 22, 302, 475, 1021, 3378, 71504, 69007, 106669, 866188, 4820290, 8112369, 66394038, 399559, 320372887, 171082930, 2663430593, 9204536092

Basic calculations (n = 21490434)

Multiplication

n×y
n×2 42980868
n×3 64471302
n×4 85961736
n×5 107452170

Division

n÷y
n÷2 10745217
n÷3 7163478
n÷3 5372608.5
n÷5 4298086.8

Exponentiation

ny
n2 461838753508356
n3 9.9251152509136E+21
n4 2.1329503424215E+29
n5 4.5838028559087E+36

Nth Root

y√n
2√n 4635.7776046743
3√n 278.02364238312
4√n 68.086544960618
5√n 29.271773583536

Divisors of 21490434

1, 2, 3, 6, 9, 18, 189, 378, 567, 1134, 1701, 3402, 6317, 12634, 18951, 37902, 56853, 113706, 1193913, 2387826, 3581739, 7163478, 10745217, 21490434

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 -21490433
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 21490434 can be divided by 24 positive divisors. The sum of these divisors (counting 21490434) is 1, the average is 0.041666666666667.

Base conversion 21490434

Base System Value
2 Binary 1010001111110101100000010
3 Ternary 1111102211100000
4 Quaternary 1101332230002
5 Quinary 21000143214
6 Senary 2044340430
8 Octal 121765402
10 Decimal 21490434
12 Duodecimal 7244716
16 Hexadecimal 147eb02
20 Vigesimal 6e661e
36 Base36 csm4i

Cryptographic Hash Functions

md5 c9a373c6e79a5bf12e3b12cc390d7e9e
sha1 010e2912c7cdf2c999e1fbbc61211459f7dbfb9e
sha256 d34a82aff840efc703462249124a6442839dd0e1f37f875a4264d496e930a79d
sha512 d458b623316455cbb44f0d18ccbb69a264635482d7859068887bddcb0f7f50fb5c5e084e8ce67389f493aa8232b6ce269580862a5d1daa209929561684143307
ripemd-160 350db4aedb84cf8f69d1f3e3b9f2200ed80f7c70

21490434 as geometric shapes

Circle

Radius = n
Diameter 42980868
Circumference 135028379.15371
Area 1.4509092351649E+15

Sphere

Radius = n
Volume 4.1574225544403E+22
Surface area 5.8036369406597E+15
Circumference 135028379.15371

Square

Length = n
Perimeter 85961736
Area 461838753508356
Diagonal 30392063.224084

Cube

Length = n
Surface area 2771032521050136
Volume 9.9251152509136E+21
Space diagonal 37222523.564706

Equilateral Triangle

Length = n
Perimeter 64471302
Area 1.9998204649519E+14
Altitude 18611261.782353

Triangular Pyramid

Length = n
Surface area 1.9998204649519E+14
Volume 1.1696860496632E+21
Height 10130687.741361