21461864 (number)

21461864 is an even 8-digits composite number following 21461863 and preceding 21461865. In scientific notation, it is written as 2.1461864 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 16 positive divisors. There are 10635520 positive integers (up to 21461864) that are relatively prime to 21461864.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred sixty-one thousand eight hundred sixty-four

Notation

Scientific notation 2.1461864 × 10^7
Engineering notation 2.1461864 × 10^6

Prime Factorization of 21461864

Prime Factorization 2 × 2 × 2 × 113 × 23741

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5365466
Product of the distinct prime numbers

The prime factorization of 21461864 is 2 × 2 × 2 × 113 × 23741. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 7, 96, 32, 792, 721, 6193, 8058, 75372, 72127, 123157, 923561, 2651162, 2192319, 72546174, 22194826, 921798203, 556527773, 7509745834, 1831931188

Basic calculations (n = 21461864)

Multiplication

n×y
n×2 42923728
n×3 64385592
n×4 85847456
n×5 107309320

Division

n÷y
n÷2 10730932
n÷3 7153954.6666667
n÷3 5365466
n÷5 4292372.8

Exponentiation

ny
n2 460611606354496
n3 9.8855836524017E+21
n4 2.1216305190847E+29
n5 4.5534145658845E+36

Nth Root

y√n
2√n 4632.6951119192
3√n 277.9003835414
4√n 68.063904618522
5√n 29.26398649423

Divisors of 21461864

1, 2, 4, 8, 113, 226, 452, 904, 23741, 47482, 94964, 189928, 2682733, 5365466, 10730932, 21461864

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 -21461863
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 21461864 can be divided by 16 positive divisors. The sum of these divisors (counting 21461864) is 1, the average is 0.0625.

Base conversion 21461864

Base System Value
2 Binary 1010001110111101101101000
3 Ternary 1111101101010212
4 Quaternary 1101313231220
5 Quinary 20443234424
6 Senary 2044000252
8 Octal 121675550
10 Decimal 21461864
12 Duodecimal 7230088
16 Hexadecimal 1477b68
20 Vigesimal 6e2ed4
36 Base36 cs02w

Cryptographic Hash Functions

md5 012baa7833bee8b6196d41e5ee6a9931
sha1 24fcbd723ef69dacfca1b42c8987c12816979cef
sha256 5dbf56cce9720b9e5b8fcdcb1c8ac78574422e22a37739eef9b8bddeadf5f5a1
sha512 a6dfecda706e00356bd7fb6ce77a5dc317a976d9fda96555f8ffbb7861ceebc7e40f2474634d92b7aa327cd1b388ae48fa093913621ecbc60573a92cc7839e96
ripemd-160 9cbd8a0ba2d70795cb659e6013c14ff07b0db2c0

21461864 as geometric shapes

Circle

Radius = n
Diameter 42923728
Circumference 134848868.54949
Area 1.4470540386815E+15

Sphere

Radius = n
Volume 4.1408635971777E+22
Surface area 5.7882161547259E+15
Circumference 134848868.54949

Square

Length = n
Perimeter 85847456
Area 460611606354496
Diagonal 30351659.142607

Cube

Length = n
Surface area 2763669638126976
Volume 9.8855836524017E+21
Space diagonal 37173038.873133

Equilateral Triangle

Length = n
Perimeter 64385592
Area 1.9945067619048E+14
Altitude 18586519.436567

Triangular Pyramid

Length = n
Surface area 1.9945067619048E+14
Volume 1.1650272061E+21
Height 10117219.714202