21770972 is an even 8-digits composite number following 21770971
and preceding 21770973 . In scientific notation, it is written as 2.1770972 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 10412160 positive integers (up to 21770972) that are relatively prime to 21770972.
21770972 has 12 divisors, whose sum is 39755856
The reverse of 21770972 is 27907712
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million seven hundred seventy thousand nine hundred seventy-two
Scientific notation
2.1770972 × 10^7
Engineering notation
2.1770972 × 10^6
Prime Factorization
2 × 2 × 23 × 236641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10885486
Product of the distinct prime numbers
The prime factorization of 21770972 is 2 × 2 × 23 × 236641.
Since it has a total of 4 prime factors.
8 , 2 , 77 , 64 , 310 , 998 , 4430 , 5039 , 33448 , 88463 , 676774 , 367206 , 4219798 , 4840939 , 19818379 , 15435310 , 834677473 , 246991464 , 714433047 , 544496807
n×2
43541944
n×3
65312916
n×4
87083888
n×5
108854860
n÷2
10885486
n÷3
7256990.6666667
n÷3
5442743
n÷5
4354194.4
n2
473975221824784
n3
1.0318901283041E+22
n4
2.2465251090385E+29
n5
4.8909035246175E+36
2 √n
4665.9374192117
3 √n
279.22819765948
4 √n
68.307667353026
5 √n
29.347800883618
1 , 2 , 4 , 23 , 46 , 92 , 236641 , 473282 , 946564 , 5442743 , 10885486 , 21770972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21770971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21770972 can be divided by 12 positive divisors.
The sum of these divisors (counting 21770972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010011000011001011011100
3
Ternary
1111222002011022
4
Quaternary
1103003023130
5
Quinary
21033132342
6
Senary
2054343312
8
Octal
123031334
10
Decimal
21770972
12
Duodecimal
735ab38
16
Hexadecimal
14c32dc
20
Vigesimal
6g178c
36
Base36
cyml8
md5
1b111aee81e7c754363d27625ed54b1c
sha1
73716bf1b996f881f030ea12e263d95dbe080d07
sha256
496105d1dc6dc8536ea6010235c66e6fe863a3e5f47ee865589d04ea98e1997f
sha512
6187ddbfe367f0e081aeff7741fa980f12f4b696d01171e3b7321f9f525ef1cd0058748041f832a666ac95c42eb073f92f16fe0fb534f79e224f591e7034cc91
ripemd-160
e2b2cbc423129627d3a699b165acab50282510da
Diameter
43541944
Circumference
136791051.39342
Area
1.4890370748683E+15
Volume
4.3223712618561E+22
Surface area
5.9561482994733E+15
Circumference
136791051.39342
Perimeter
87083888
Area
473975221824784
Diagonal
30788803.868445
Surface area
2843851330948704
Volume
1.0318901283041E+22
Space diagonal
37708429.634159
Perimeter
65312916
Area
2.0523729143231E+14
Altitude
18854214.81708
Surface area
2.0523729143231E+14
Volume
1.2160941786055E+21
Height
10262934.622815