21492995 is an odd 8-digits composite number following 21492994
and preceding 21492996 . In scientific notation, it is written as 2.1492995 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 17107200 positive integers (up to 21492995) that are relatively prime to 21492995.
21492995 has 8 divisors, whose sum is 25922400
The reverse of 21492995 is 59929412
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million four hundred ninety-two thousand nine hundred ninety-five
Scientific notation
2.1492995 × 10^7
Engineering notation
2.1492995 × 10^6
Prime Factorization
5 × 199 × 21601
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21492995
Product of the distinct prime numbers
The prime factorization of 21492995 is 5 × 199 × 21601.
Since it has a total of 3 prime factors.
1 , 4 , 98 , 96 , 50 , 396 , 5811 , 549 , 8197 , 46859 , 686027 , 353351 , 6178655 , 7770067 , 69283851 , 39315413 , 28161696 , 53307928 , 3618805340 , 7082977554
n×2
42985990
n×3
64478985
n×4
85971980
n×5
107464975
n÷2
10746497.5
n÷3
7164331.6666667
n÷3
5373248.75
n÷5
4298599
n2
461948834070025
n3
9.9286639809229E+21
n4
2.1339672529866E+29
n5
4.5865347498604E+36
2 √n
4636.0538176341
3 √n
278.0346859055
4 √n
68.08857332647
5 √n
29.272471209643
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
-21492994
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 21492995 can be divided by 8 positive divisors.
The sum of these divisors (counting 21492995) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111010100000011
3
Ternary
1111102221211212
4
Quaternary
1101333110003
5
Quinary
21000233440
6
Senary
2044400335
8
Octal
121772403
10
Decimal
21492995
12
Duodecimal
72460ab
16
Hexadecimal
147f503
20
Vigesimal
6e6c9f
36
Base36
cso3n
md5
c3b12c5d90301f826362149e314e9e73
sha1
2a03ab16dbe7f4ecf63a0dfbf1fbb0258826cc40
sha256
753864dd9b59d87de83f2d2bc68b43ec83a96e4cbaff46822d2c402d1ad6d74b
sha512
3dfe53abd1a5ba372f9a8b3211b1eb4009945464139ee373e94e394033a822f34ef214d1e75d68a7cb7976d71466165b0beec9e7d5dd08acadf618cefec97151
ripemd-160
5ba992f4bb8127376340cabb01ae46d9adc6f063
Diameter
42985990
Circumference
135044470.39128
Area
1.4512550634488E+15
Volume
4.1589090429905E+22
Surface area
5.805020253795E+15
Circumference
135044470.39128
Perimeter
85971980
Area
461948834070025
Diagonal
30395685.025017
Surface area
2771693004420150
Volume
9.9286639809229E+21
Space diagonal
37226959.346824
Perimeter
64478985
Area
2.0002971277662E+14
Altitude
18613479.673412
Surface area
2.0002971277662E+14
Volume
1.1701042715055E+21
Height
10131895.008339