21492760 is an even 8-digits composite number following 21492759
and preceding 21492761 . In scientific notation, it is written as 2.1492760 × 10^7.
The sum of its digits is 31. It has a total of 6 prime factors and 32 positive divisors.
There are 8091136 positive integers (up to 21492760) that are relatively prime to 21492760.
21492760 has 32 divisors, whose sum is 51204960
The reverse of 21492760 is 06729412
Previous prime number is 17
Is Prime? no Number parity even Number length 8 Sum of Digits 31 Digital Root 4
Name
twenty-one million four hundred ninety-two thousand seven hundred sixty
Scientific notation
2.1492760 × 10^7
Engineering notation
2.1492760 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 17 × 31607
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
5373190 Product of the distinct prime numbers
The prime factorization of 21492760 is 2 × 2 × 2 × 5 × 17 × 31607.
Since it has a total of 6 prime factors.
4 , 5 , 31 , 60 , 295 , 846 , 1842 , 1784 , 51614 , 45195 , 806186 , 707884 , 7723637 , 7343622 , 46689533 , 66740198 , 642830571 , 324454063 , 5776991962 , 7674761987
n×2
42985520
n×3
64478280
n×4
85971040
n×5
107463800
n÷2
10746380
n÷3
7164253.3333333
n÷3
5373190
n÷5
4298552
n2
461938732417600
n3
9.9283383105557E+21
n4
2.1338739250758E+29
n5
4.5862840141912E+36
2 √n4636.028472734
3 √n278.03367257706
4 √n68.088387209083
5 √n29.272407197523
1 , 2 , 4 , 5 , 8 , 10 , 17 , 20 , 34 , 40 , 68 , 85 , 136 , 170 , 340 , 680 , 31607 , 63214 , 126428 , 158035 , 252856 , 316070 , 537319 , 632140 , 1074638 , 1264280 , 2149276 , 2686595 , 4298552 , 5373190 , 10746380 , 21492760
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-21492759 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21492760 can be divided by 32 positive divisors.
The sum of these divisors (counting 21492760) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010001111111010000011000
3
Ternary
1111102221112011
4
Quaternary
1101333100120
5
Quinary
21000232020
6
Senary
2044355304
8
Octal
121772030
10
Decimal
21492760
12
Duodecimal
7245b34
16
Hexadecimal
147f418
20
Vigesimal
6e6bi0
36
Base36
csnx4
md5
75fe6c19dd4871b2667fc1e2aadbc14a
sha1
dff1cbd217e4dd3c8d0e08c0d8d34723eff90f2b
sha256
49d83468e0b62ca07e6cc14d9e2f1ba1453133ec20a2d3893201769003be1c76
sha512
7dafe79474193f054524963ab2ee1117b0e3345328bf24e22673f3067624460db21801e5be040eb1534c1237cb063c809b0b0b791112475af95ea5706a0a1185
ripemd-160
b69b489af2e439fd5424e1ebf5da4cabede4a0f1
Diameter
42985520
Circumference
135042993.84274
Area
1.4512233281717E+15
Volume
4.1587726265061E+22
Surface area
5.8048933126869E+15
Circumference
135042993.84274
Perimeter
85971040
Area
461938732417600
Diagonal
30395352.68483
Surface area
2771632394505600
Volume
9.9283383105557E+21
Space diagonal
37226552.314884
Perimeter
64478280
Area
2.0002533863281E+14
Altitude
18613276.157442
Surface area
2.0002533863281E+14
Volume
1.1700658908847E+21
Height
10131784.228277