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

21253385 (number)

21253385 is an odd 8-digits composite number following 21253384 and preceding 21253386. In scientific notation, it is written as 2.1253385 × 10^7. The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors. There are 16982784 positive integers (up to 21253385) that are relatively prime to 21253385.

Interesting facts

21253385 has 8 divisors, whose sum is 25533960
The reverse of 21253385 is 58335212
Previous prime number is 1093

Basic properties

Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2

Name

Name	twenty-one million two hundred fifty-three thousand three hundred eighty-five

Notation

Scientific notation	2.1253385 × 10^7
Engineering notation	2.1253385 × 10^6

Prime Factorization of 21253385

Prime Factorization 5 × 1093 × 3889

Composite number

ω	Distinct Factors	3	Total number of distinct prime factors
Ω	Total Factors	3	Total number of prime factors
rad	Radical	21253385	Product of the distinct prime numbers

The prime factorization of 21253385 is 5 × 1093 × 3889. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 9, 24, 27, 247, 993, 5527, 6663, 11701, 39943, 905046, 424393, 8731275, 9731467, 96722920, 97406038, 491651378, 527193460, 1524505077, 8664081850

Basic calculations (n = 21253385)

Multiplication

n×y

n×2	42506770
n×3	63760155
n×4	85013540
n×5	106266925

Division

n÷y

n÷2	10626692.5
n÷3	7084461.6666667
n÷3	5313346.25
n÷5	4250677

Exponentiation

n^y

n²	451706373958225
n³	9.6002894726881E+21
n⁴	2.0403864827449E+29
n⁵	4.3365119466573E+36

Nth Root

^y√n

²√n	4610.1393688261
³√n	276.99761930643
⁴√n	67.898007104966
⁵√n	29.206910637854

Divisors of 21253385

1, 5, 1093, 3889, 5465, 19445, 4250677, 21253385

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	-21253384	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 21253385 can be divided by 8 positive divisors. The sum of these divisors (counting 21253385) is 1, the average is 0.125.

Base conversion 21253385

Base	System	Value
2	Binary	1010001000100110100001001
3	Ternary	1110222210011102
4	Quaternary	1101010310021
5	Quinary	20420102020
6	Senary	2035311145
8	Octal	121046411
10	Decimal	21253385
12	Duodecimal	714b4b5
16	Hexadecimal	1444d09
20	Vigesimal	6cgd95
36	Base36	cnj7t

Cryptographic Hash Functions

md5	722c2de89d47c420f70bf80a458e11b3
sha1	efdf9a0a5de4a31dec992257462457cad6836f43
sha256	93391a2a952b8d4c1bd10888539eaa2a64e1f634920fc5268a766131ae1581cf
sha512	dd0fb0902db78b6d8474878c8683b80037909af7df16641415e9eef2dcef8dce3eafda9f383209833ca48f499210141a41eff703bf355ca5ecff00c7188171d4
ripemd-160	20330a0eec6b0b01ccba8aaca1a9ff61bb62865e

21253385 as geometric shapes

Circle

Radius = n

Diameter	42506770
Circumference	133538956.35983
Area	1.4190774260068E+15

Sphere

Radius = n

Volume	4.021359850631E+22
Surface area	5.6763097040274E+15
Circumference	133538956.35983

Square

Length = n

Perimeter	85013540
Area	451706373958225
Diagonal	30056825.313337

Cube

Length = n

Surface area	2710238243749350
Volume	9.6002894726881E+21
Space diagonal	36811942.652822

Equilateral Triangle

Length = n

Perimeter	63760155
Area	1.9559459744959E+14
Altitude	18405971.326411

Triangular Pyramid

Length = n

Surface area	1.9559459744959E+14
Volume	1.1314049645819E+21
Height	10018941.771112