21293494 is an even 8-digits composite number following 21293493
and preceding 21293495 . In scientific notation, it is written as 2.1293494 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 10552416 positive integers (up to 21293494) that are relatively prime to 21293494.
21293494 has 8 divisors, whose sum is 32223240
The reverse of 21293494 is 49439212
Previous prime number is 113
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million two hundred ninety-three thousand four hundred ninety-four
Scientific notation
2.1293494 × 10^7
Engineering notation
2.1293494 × 10^6
Prime Factorization
2 × 113 × 94219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21293494
Product of the distinct prime numbers
The prime factorization of 21293494 is 2 × 113 × 94219.
Since it has a total of 3 prime factors.
7 , 7 , 45 , 72 , 828 , 975 , 495 , 3082 , 54278 , 11498 , 423719 , 317948 , 2042983 , 6738060 , 95767277 , 57391209 , 881118592 , 385299100 , 4010227239 , 9988459928
n×2
42586988
n×3
63880482
n×4
85173976
n×5
106467470
n÷2
10646747
n÷3
7097831.3333333
n÷3
5323373.5
n÷5
4258698.8
n2
453412886728036
n3
9.6547445830661E+21
n4
2.0558324585105E+29
n5
4.3775856120299E+36
2 √n
4614.4874038185
3 √n
277.17175809118
4 √n
67.930018429399
5 √n
29.217926075401
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
-21293493
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 21293494 can be divided by 8 positive divisors.
The sum of these divisors (counting 21293494) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001110100110110110
3
Ternary
1111001211011221
4
Quaternary
1101032212312
5
Quinary
20422342434
6
Senary
2040220554
8
Octal
121164666
10
Decimal
21293494
12
Duodecimal
716a75a
16
Hexadecimal
144e9b6
20
Vigesimal
6d1dee
36
Base36
coe5y
md5
dc9bbdb421d45188462d1dd39b727b6c
sha1
99a8dd9d03bbf80e11cc9776966baa123c001662
sha256
7998285e7533917d6f07a5119f6b70250c32fbc75c77ecbcfb30ed8d18d6d5c5
sha512
56def534b5ce02e47b9cddd7732aca1e44bcdcbfb5af856f8b84611f6fa4786460ed4a11ea6f11d1bded8390b2720d51e917ef1c54a0b950c74d0380347c676a
ripemd-160
05a58727a18a07d61a28154d4f8d00616c0a76e1
Diameter
42586988
Circumference
133790968.63932
Area
1.4244385939877E+15
Volume
4.0441699539262E+22
Surface area
5.697754375951E+15
Circumference
133790968.63932
Perimeter
85173976
Area
453412886728036
Diagonal
30113548.00511
Surface area
2720477320368216
Volume
9.6547445830661E+21
Space diagonal
36881413.478663
Perimeter
63880482
Area
1.9633353915486E+14
Altitude
18440706.739332
Surface area
1.9633353915486E+14
Volume
1.137822560885E+21
Height
10037849.335037