21124579 is an odd 8-digits composite number following 21124578
and preceding 21124580 . In scientific notation, it is written as 2.1124579 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 17664768 positive integers (up to 21124579) that are relatively prime to 21124579.
21124579 has 16 divisors, whose sum is 24740352
The reverse of 21124579 is 97542112
Previous prime number is 103
Is Prime? no Number parity odd Number length 8 Sum of Digits 31 Digital Root 4
Name
twenty-one million one hundred twenty-four thousand five hundred seventy-nine
Scientific notation
2.1124579 × 10^7
Engineering notation
2.1124579 × 10^6
Prime Factorization
7 × 83 × 103 × 353
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
21124579 Product of the distinct prime numbers
The prime factorization of 21124579 is 7 × 83 × 103 × 353.
Since it has a total of 4 prime factors.
4 , 3 , 58 , 27 , 859 , 941 , 6527 , 6134 , 12577 , 38069 , 322732 , 56401 , 4722310 , 5143115 , 39533147 , 40811328 , 66671920 , 180239468 , 604051135 , 6506670965
n×2
42249158
n×3
63373737
n×4
84498316
n×5
105622895
n÷2
10562289.5
n÷3
7041526.3333333
n÷3
5281144.75
n÷5
4224915.8
n2
446247837927241
n3
9.4267977058732E+21
n4
1.9913713285474E+29
n5
4.2066880948234E+36
2 √n4596.1482787221
3 √n276.43690428974
4 √n67.794898618717
5 √n29.171422845886
1 , 7 , 83 , 103 , 353 , 581 , 721 , 2471 , 8549 , 29299 , 36359 , 59843 , 205093 , 254513 , 3017797 , 21124579
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
-21124578 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 21124579 can be divided by 16 positive divisors.
The sum of these divisors (counting 21124579) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100101010111100011
3
Ternary
1110202020110211
4
Quaternary
1100211113203
5
Quinary
20401441304
6
Senary
2032434551
8
Octal
120452743
10
Decimal
21124579
12
Duodecimal
70a8a57
16
Hexadecimal
14255e3
20
Vigesimal
6c0b8j
36
Base36
ckrtv
md5
64434128f109a0f2aafb53c8a598be28
sha1
6035a839b3421208313a4f137fe5e613b595fc7d
sha256
79a599ae6551ceeb9d726df99602373edd5c4ee8f10b40e1d0a315ef6b021ce6
sha512
b3f7109f104ab2290a415661fde890a7b3146cf2068ed8ffb266353759b8eff96e889515ab992d03cccb3b2f578b34220556893336daef1e20da6e528addb0ae
ripemd-160
07ae0097b0d8d58375dc42770880a20a741a8d8d
Diameter
42249158
Circumference
132729644.39315
Area
1.4019289293125E+15
Volume
3.9486877892864E+22
Surface area
5.6077157172502E+15
Circumference
132729644.39315
Perimeter
84498316
Area
446247837927241
Diagonal
29874666.121222
Surface area
2677487027563446
Volume
9.4267977058732E+21
Space diagonal
36588844.116503
Perimeter
63373737
Area
1.9323098201444E+14
Altitude
18294422.058251
Surface area
1.9323098201444E+14
Volume
1.1109587637828E+21
Height
9958222.0404073