22471981 is an odd 8-digits composite number following 22471980
and preceding 22471982 . In scientific notation, it is written as 2.2471981 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 19261692 positive integers (up to 22471981) that are relatively prime to 22471981.
22471981 has 4 divisors, whose sum is 25682272
The reverse of 22471981 is 18917422
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-two million four hundred seventy-one thousand nine hundred eighty-one
Scientific notation
2.2471981 × 10^7
Engineering notation
2.2471981 × 10^6
Prime Factorization
7 × 3210283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
22471981
Product of the distinct prime numbers
The prime factorization of 22471981 is 7 × 3210283.
Since it has a total of 2 prime factors.
2 , 8 , 11 , 74 , 779 , 860 , 3145 , 691 , 86862 , 13926 , 717494 , 694519 , 2386095 , 250021 , 50926903 , 8066996 , 314213459 , 656461458 , 6481544742 , 3884350313
n×2
44943962
n×3
67415943
n×4
89887924
n×5
112359905
n÷2
11235990.5
n÷3
7490660.3333333
n÷3
5617995.25
n÷5
4494396.2
n2
504989930064361
n3
1.1348124113598E+22
n4
2.5501482946641E+29
n5
5.7306884024874E+36
2 √n
4740.4621082759
3 √n
282.193573816
4 √n
68.851013850748
5 √n
29.534408115512
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-22471980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22471981 can be divided by 4 positive divisors.
The sum of these divisors (counting 22471981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010101101110010100101101
3
Ternary
1120021200202121
4
Quaternary
1111232110231
5
Quinary
21223100411
6
Senary
2121352541
8
Octal
125562455
10
Decimal
22471981
12
Duodecimal
7638751
16
Hexadecimal
156e52d
20
Vigesimal
708jj1
36
Base36
ddnhp
md5
9b3d02953c5404ca8b75f8d5a25b6765
sha1
cb4ebb7377d3a5d88f6f2204d61016028a3d12dc
sha256
7198a1b5e757b18ff54f6c4c8322b256d26548009c18d165a67b3f4dceb1bf46
sha512
59a595c156b0094b5556d0341bd3ed4adfe091860c84c4321c7bc60f408baceba96e220efb2eba5baae972681aef5373021ead1f7dd0367d64b8fd0dc5473e92
ripemd-160
b2efa66dd18a7d8b66cb8ca1a6c055a159639d63
Diameter
44943962
Circumference
141195620.84242
Area
1.586472654427E+15
Volume
4.7534911129738E+22
Surface area
6.3458906177081E+15
Circumference
141195620.84242
Perimeter
89887924
Area
504989930064361
Diagonal
31780180.303591
Surface area
3029939580386166
Volume
1.1348124113598E+22
Space diagonal
38922612.838722
Perimeter
67415943
Area
2.1866705404553E+14
Altitude
19461306.419361
Surface area
2.1866705404553E+14
Volume
1.3373892524119E+21
Height
10593393.43453