21031560 (number)

21031560 is an even 8-digits composite number following 21031559 and preceding 21031561. In scientific notation, it is written as 2.1031560 × 10^7. The sum of its digits is 18. It has a total of 7 prime factors and 64 positive divisors. There are 4945920 positive integers (up to 21031560) that are relatively prime to 21031560.

Interesting facts

Basic properties

Name

Name twenty-one million thirty-one thousand five hundred sixty

Notation

Scientific notation 2.1031560 × 10^7
Engineering notation 2.1031560 × 10^6

Prime Factorization of 21031560

Prime Factorization 2 × 2 × 2 × 99 × 5 × 47 × 113

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5257890
Product of the distinct prime numbers

The prime factorization of 21031560 is 2 × 2 × 2 × 99 × 5 × 47 × 113. Since it has a total of 7 prime factors.

Most popular turbo-numbers

6, 3, 26, 91, 990, 833, 8666, 7664, 65528, 76196, 943402, 669893, 1850386, 717555, 16032975, 68365871, 93219064, 350565258, 5154351914, 2368765538

Basic calculations (n = 21031560)

Multiplication

n×y
n×2 42063120
n×3 63094680
n×4 84126240
n×5 105157800

Division

n÷y
n÷2 10515780
n÷3 7010520
n÷3 5257890
n÷5 4206312

Exponentiation

ny
n2 442326516033600
n3 9.3028166615516E+21
n4 1.9565274678642E+29
n5 4.1148824832035E+36

Nth Root

y√n
2√n 4586.017880471
3√n 276.03055742325
4√n 67.72014383085
5√n 29.14568705591

Divisors of 21031560

1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 99, 113, 188, 198, 226, 235, 376, 396, 452, 470, 495, 565, 792, 904, 940, 990, 1130, 1880, 1980, 2260, 3960, 4520, 4653, 5311, 9306, 10622, 11187, 18612, 21244, 22374, 23265, 26555, 37224, 42488, 44748, 46530, 53110, 55935, 89496, 93060, 106220, 111870, 186120, 212440, 223740, 447480, 525789, 1051578, 2103156, 2628945, 4206312, 5257890, 10515780, 21031560

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21031559
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21031560 can be divided by 64 positive divisors. The sum of these divisors (counting 21031560) is 1, the average is 0.015625.

Base conversion 21031560

Base System Value
2 Binary 1010000001110101010001000
3 Ternary 1110120111212200
4 Quaternary 1100032222020
5 Quinary 20341002220
6 Senary 2030440200
8 Octal 120165210
10 Decimal 21031560
12 Duodecimal 7063060
16 Hexadecimal 140ea88
20 Vigesimal 6b8ii0
36 Base36 cis20

Cryptographic Hash Functions

md5 e860ea67c612c6d9440870d7da006b15
sha1 edc317169c528ef42df7871d9676b9f59cc87563
sha256 c822b986de523b5ff66115c8e36d14ced4f136f3904a24396329150c8aa0a168
sha512 c13cfd5c82ec1fa7bb22aa75f6dd3909cbe832cf3be9e5a3c7bda5b71095df4bdbd49a6d44cc767fa75fc870cdd9ce3ac8a4f5f905dc541a3885f25293228ca7
ripemd-160 04b8f248d5263308e8ee1475b735051e78524562

21031560 as geometric shapes

Circle

Radius = n
Diameter 42063120
Circumference 132145188.77907
Area 1.3896097332591E+15

Sphere

Radius = n
Volume 3.8967547308831E+22
Surface area 5.5584389330365E+15
Circumference 132145188.77907

Square

Length = n
Perimeter 84126240
Area 442326516033600
Diagonal 29743117.389863

Cube

Length = n
Surface area 2653959096201600
Volume 9.3028166615516E+21
Space diagonal 36427730.482433

Equilateral Triangle

Length = n
Perimeter 63094680
Area 1.9153299982628E+14
Altitude 18213865.241217

Triangular Pyramid

Length = n
Surface area 1.9153299982628E+14
Volume 1.0963474575864E+21
Height 9914372.4632878