21292994 is an even 8-digits composite number following 21292993
and preceding 21292995 . In scientific notation, it is written as 2.1292994 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10574896 positive integers (up to 21292994) that are relatively prime to 21292994.
21292994 has 8 divisors, whose sum is 32154300
The reverse of 21292994 is 49929212
Previous prime number is 149
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million two hundred ninety-two thousand nine hundred ninety-four
Scientific notation
2.1292994 × 10^7
Engineering notation
2.1292994 × 10^6
Prime Factorization
2 × 149 × 71453
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21292994
Product of the distinct prime numbers
The prime factorization of 21292994 is 2 × 149 × 71453.
Since it has a total of 3 prime factors.
7 , 5 , 77 , 10 , 759 , 901 , 7960 , 4655 , 9893 , 10359 , 305498 , 387946 , 7102074 , 983971 , 29590672 , 16912021 , 122535193 , 339150403 , 9246085959 , 9544366634
n×2
42585988
n×3
63878982
n×4
85171976
n×5
106464970
n÷2
10646497
n÷3
7097664.6666667
n÷3
5323248.5
n÷5
4258598.8
n2
453391593484036
n3
9.654064479706E+21
n4
2.0556393704199E+29
n5
4.3770716780515E+36
2 √n
4614.433226302
3 √n
277.16958861844
4 √n
67.929619653742
5 √n
29.217788858838
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
-21292993
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 21292994 can be divided by 8 positive divisors.
The sum of these divisors (counting 21292994) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001110011111000010
3
Ternary
1111001210111102
4
Quaternary
1101032133002
5
Quinary
20422333434
6
Senary
2040214402
8
Octal
121163702
10
Decimal
21292994
12
Duodecimal
716a402
16
Hexadecimal
144e7c2
20
Vigesimal
6d1c9e
36
Base36
cods2
md5
8c6146db4f0e5821b12d605f73398b95
sha1
0456782c452c7b21380fccdbeaf841cf24bcd196
sha256
9b89d9fa94f5acbb5ece5ac3c3b41f6ad438f1c41f6f112847b691a4f55c4b14
sha512
74f3381398e45cf4a311a78ae37f7a352d137674b0032fef2785d9bbc33885cc07b4750919dc549e5f075f4f33fb44f0b0a9b94e08085566ba7277ef5d06d0e4
ripemd-160
14ebf11d51182a8ff83145e860b65d7ae87c179b
Diameter
42585988
Circumference
133787827.04666
Area
1.4243716992888E+15
Volume
4.0438850728969E+22
Surface area
5.6974867971553E+15
Circumference
133787827.04666
Perimeter
85171976
Area
453391593484036
Diagonal
30112840.898329
Surface area
2720349560904216
Volume
9.654064479706E+21
Space diagonal
36880547.453259
Perimeter
63878982
Area
1.9632431890974E+14
Altitude
18440273.72663
Surface area
1.9632431890974E+14
Volume
1.1377424099354E+21
Height
10037613.632776