21020888 (number)

21020888 is an even 8-digits composite number following 21020887 and preceding 21020889. In scientific notation, it is written as 2.1020888 × 10^7. The sum of its digits is 29. It has a total of 5 prime factors and 16 positive divisors. There are 9008928 positive integers (up to 21020888) that are relatively prime to 21020888.

Interesting facts

Basic properties

Name

Name twenty-one million twenty thousand eight hundred eighty-eight

Notation

Scientific notation 2.1020888 × 10^7
Engineering notation 2.1020888 × 10^6

Prime Factorization of 21020888

Prime Factorization 2 × 2 × 2 × 7 × 375373

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5255222
Product of the distinct prime numbers

The prime factorization of 21020888 is 2 × 2 × 2 × 7 × 375373. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 8, 5, 66, 106, 884, 5429, 3411, 71205, 78572, 566682, 248397, 5930117, 8130337, 61297149, 35393831, 333601866, 331003541, 6036440920, 6924583971

Basic calculations (n = 21020888)

Multiplication

n×y
n×2 42041776
n×3 63062664
n×4 84083552
n×5 105104440

Division

n÷y
n÷2 10510444
n÷3 7006962.6666667
n÷3 5255222
n÷5 4204177.6

Exponentiation

ny
n2 441877732308544
n3 9.2886623205519E+21
n4 1.9525593031014E+29
n5 4.1044530423853E+36

Nth Root

y√n
2√n 4584.854196155
3√n 275.98386099006
4√n 67.711551423335
5√n 29.1427285885

Divisors of 21020888

1, 2, 4, 7, 8, 14, 28, 56, 375373, 750746, 1501492, 2627611, 3002984, 5255222, 10510444, 21020888

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 -21020887
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 21020888 can be divided by 16 positive divisors. The sum of these divisors (counting 21020888) is 1, the average is 0.0625.

Base conversion 21020888

Base System Value
2 Binary 1010000001100000011011000
3 Ternary 1110112222020102
4 Quaternary 1100030003120
5 Quinary 20340132023
6 Senary 2030314532
8 Octal 120140330
10 Decimal 21020888
12 Duodecimal 7058a48
16 Hexadecimal 140c0d8
20 Vigesimal 6b7c48
36 Base36 cijtk

Cryptographic Hash Functions

md5 408ded04eba5b73b279dc0b4372243b6
sha1 993038f22e5d6f69736c2618800dc80c550bd49e
sha256 036b08068466b3cbdbf76747732ed369eba7ea800ce89d952bffa3841f30c5a3
sha512 889cb42e5254f104c6d1c05c398e4f86a0937c31c996e87eb804aa538df1940f88ab28077e327af032f8a39ffa35bc6f62e9a026ef9786d70ac2a05e42813cec
ripemd-160 5c6c98fab9be54eb8c9b32230e1846d3f835f273

21020888 as geometric shapes

Circle

Radius = n
Diameter 42041776
Circumference 132078134.62547
Area 1.3881998376054E+15

Sphere

Radius = n
Volume 3.8908257743896E+22
Surface area 5.5527993504218E+15
Circumference 132078134.62547

Square

Length = n
Perimeter 84083552
Area 441877732308544
Diagonal 29728024.902726

Cube

Length = n
Surface area 2651266393851264
Volume 9.2886623205519E+21
Space diagonal 36409246.036215

Equilateral Triangle

Length = n
Perimeter 63062664
Area 1.9133867077293E+14
Altitude 18204623.018107

Triangular Pyramid

Length = n
Surface area 1.9133867077293E+14
Volume 1.0946793525024E+21
Height 9909341.6342419