Max	9223372036854775807
25835	Positive integer
0b10001100	Binary number
01771452	Octal number
0x129abf	Hex number
5.012 * 10^7	Scientific notation
2^4 * 5	Factorized form
*	Random number

21031798 (number)

21031798 is an even 8-digits composite number following 21031797 and preceding 21031799. In scientific notation, it is written as 2.1031798 × 10^7. The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors. There are 10058664 positive integers (up to 21031798) that are relatively prime to 21031798.

Interesting facts

21031798 has 8 divisors, whose sum is 32919408
The reverse of 21031798 is 89713012
Previous prime number is 23

Basic properties

Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4

Name

Name	twenty-one million thirty-one thousand seven hundred ninety-eight

Notation

Scientific notation	2.1031798 × 10^7
Engineering notation	2.1031798 × 10^6

Prime Factorization of 21031798

Prime Factorization 2 × 23 × 457213

Composite number

ω	Distinct Factors	3	Total number of distinct prime factors
Ω	Total Factors	3	Total number of prime factors
rad	Radical	21031798	Product of the distinct prime numbers

The prime factorization of 21031798 is 2 × 23 × 457213. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 9, 65, 22, 352, 624, 6097, 615, 64529, 84630, 339718, 311714, 1928037, 2030044, 32829608, 35405923, 732174284, 53212400, 3670132163, 4577693232

Basic calculations (n = 21031798)

Multiplication

n×y

n×2	42063596
n×3	63095394
n×4	84127192
n×5	105158990

Division

n÷y

n÷2	10515899
n÷3	7010599.3333333
n÷3	5257949.5
n÷5	4206359.6

Exponentiation

n^y

n²	442336527112804
n³	9.303132486258E+21
n⁴	1.9566160321822E+29
n⁵	4.1151153152417E+36

Nth Root

^y√n

²√n	4586.0438288355
³√n	276.03159863663
⁴√n	67.720335415852
⁵√n	29.145753020034

Divisors of 21031798

1, 2, 23, 46, 457213, 914426, 10515899, 21031798

8 divisors

τ	Total Divisors	8	Total number of the positive divisors of n
σ	Sum of Divisors	1	Sum of all the positive divisors of n
s	Aliquot Sum	-21031797	Sum of the proper positive divisors of n
A	Arithmetic Mean	0.125	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	8	Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21031798 can be divided by 8 positive divisors. The sum of these divisors (counting 21031798) is 1, the average is 0.125.

Base conversion 21031798

Base	System	Value
2	Binary	1010000001110101101110110
3	Ternary	1110120112012111
4	Quaternary	1100032231312
5	Quinary	20341004143
6	Senary	2030441234
8	Octal	120165566
10	Decimal	21031798
12	Duodecimal	706321a
16	Hexadecimal	140eb76
20	Vigesimal	6b8j9i
36	Base36	cis8m

Cryptographic Hash Functions

md5	109865302ad70e282b55aeeba3e7d43a
sha1	244bf120db4ea97fc78f6938d6f9f619897fb1b7
sha256	0f3de97da653c41a63c55e1561f4db8e944400796f9bbb9d6a13669e6b7ea93b
sha512	9d95ed992770ae9390e4b172767fe4839c54c9dd589e85baed6242189d543e93650ea678642cb9ca05320eb2b0b210e971ab6cdddbf82d0858e66bf6c1fd0e77
ripemd-160	fefa71b204e63aeea474b893c0c3af0210ecf897

21031798 as geometric shapes

Circle

Radius = n

Diameter	42063596
Circumference	132146684.17717
Area	1.389641183992E+15

Sphere

Radius = n

Volume	3.8968870232268E+22
Surface area	5.558564735968E+15
Circumference	132146684.17717

Square

Length = n

Perimeter	84127192
Area	442336527112804
Diagonal	29743453.972691

Cube

Length = n

Surface area	2654019162676824
Volume	9.303132486258E+21
Space diagonal	36428142.710525

Equilateral Triangle

Length = n

Perimeter	63095394
Area	1.9153733475074E+14
Altitude	18214071.355263

Triangular Pyramid

Length = n

Surface area	1.9153733475074E+14
Volume	1.096384677885E+21
Height	9914484.6575638