21506774 is an even 8-digits composite number following 21506773
and preceding 21506775 . In scientific notation, it is written as 2.1506774 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 10753386 positive integers (up to 21506774) that are relatively prime to 21506774.
21506774 has 4 divisors, whose sum is 32260164
The reverse of 21506774 is 47760512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million five hundred six thousand seven hundred seventy-four
Scientific notation
2.1506774 × 10^7
Engineering notation
2.1506774 × 10^6
Prime Factorization
2 × 10753387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21506774
Product of the distinct prime numbers
The prime factorization of 21506774 is 2 × 10753387.
Since it has a total of 2 prime factors.
9 , 9 , 27 , 1 , 284 , 63 , 8802 , 2090 , 98851 , 33304 , 871931 , 442522 , 8074303 , 9152631 , 16071981 , 21859265 , 401545207 , 271934752 , 7830517907 , 1782609978
n×2
43013548
n×3
64520322
n×4
86027096
n×5
107533870
n÷2
10753387
n÷3
7168924.6666667
n÷3
5376693.5
n÷5
4301354.8
n2
462541327887076
n3
9.9477718045272E+21
n4
2.1394448000354E+29
n5
4.6012555799836E+36
2 √n
4637.5396494262
3 √n
278.09408853947
4 √n
68.099483474004
5 √n
29.276223520457
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
-21506773
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 21506774 can be divided by 4 positive divisors.
The sum of these divisors (counting 21506774) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000010101011010110
3
Ternary
1111110122202012
4
Quaternary
1102002223112
5
Quinary
21001204044
6
Senary
2044544222
8
Octal
122025326
10
Decimal
21506774
12
Duodecimal
7252072
16
Hexadecimal
1482ad6
20
Vigesimal
6e86ie
36
Base36
csyqe
md5
0313bc58c4997f6e1d6f86b052a2453a
sha1
aaf0d30bb0808ae45d4b5c6ddca4f91b70534ace
sha256
413da9e2db0fcba098e32ad97955f53e7fd148fb97216d4844e5c33b75144abd
sha512
ba7e9f4e712d049990182dbf2065db95bc00d3071650dde4c5e3ffcf51eb5f28ba66b538e5a2d7e250f4ec3883b81767454781e29da458832f92a300b4f66625
ripemd-160
89e10c7b32145f8c8f31b53d2067fddcd034eb57
Diameter
43013548
Circumference
135131046.40163
Area
1.4531164376717E+15
Volume
4.1669129094254E+22
Surface area
5.8124657506868E+15
Circumference
135131046.40163
Perimeter
86027096
Area
462541327887076
Diagonal
30415171.473693
Surface area
2775247967322456
Volume
9.9477718045272E+21
Space diagonal
37250825.274901
Perimeter
64520322
Area
2.002862701252E+14
Altitude
18625412.637451
Surface area
2.002862701252E+14
Volume
1.1723561501129E+21
Height
10138390.491231