21341878 is an even 8-digits composite number following 21341877
and preceding 21341879 . In scientific notation, it is written as 2.1341878 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 10670938 positive integers (up to 21341878) that are relatively prime to 21341878.
21341878 has 4 divisors, whose sum is 32012820
The reverse of 21341878 is 87814312
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million three hundred forty-one thousand eight hundred seventy-eight
Scientific notation
2.1341878 × 10^7
Engineering notation
2.1341878 × 10^6
Prime Factorization
2 × 10670939
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21341878
Product of the distinct prime numbers
The prime factorization of 21341878 is 2 × 10670939.
Since it has a total of 2 prime factors.
4 , 2 , 97 , 34 , 943 , 806 , 25 , 199 , 97285 , 45537 , 880577 , 82673 , 3232418 , 2199808 , 18093360 , 15671448 , 293956829 , 730299091 , 6282563401 , 6978645823
n×2
42683756
n×3
64025634
n×4
85367512
n×5
106709390
n÷2
10670939
n÷3
7113959.3333333
n÷3
5335469.5
n÷5
4268375.6
n2
455475756566884
n3
9.7207080286081E+21
n4
2.0745816482018E+29
n5
4.4275468436961E+36
2 √n
4619.727048214
3 √n
277.38153317873
4 √n
67.968573975139
5 √n
29.231192071053
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
-21341877
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 21341878 can be divided by 4 positive divisors.
The sum of these divisors (counting 21341878) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011010011010110110
3
Ternary
1111011021112221
4
Quaternary
1101122122312
5
Quinary
20430420003
6
Senary
2041232554
8
Octal
121323266
10
Decimal
21341878
12
Duodecimal
719275a
16
Hexadecimal
145a6b6
20
Vigesimal
6d7edi
36
Base36
cpfhy
md5
ef1be2f1561b1424a669500b1d8db0a6
sha1
59aa8adff3ac7cbd14110ef593057e6f59bc600d
sha256
470f84b32880f1caebbdd5830c9d6737dfe4e57460bfedd12f58140443455344
sha512
444738e175e675eafb72856f5394fe811966a3987f9973a069e2fe2a0a2cdf588f09c88db035db54fd16a447d08267479eccfb7c05d1936f1e82b54ef7f232d9
ripemd-160
b4497ba110eba3c851027d94b54558f8cec402c9
Diameter
42683756
Circumference
134094974.27722
Area
1.4309192907188E+15
Volume
4.0718006573822E+22
Surface area
5.7236771628751E+15
Circumference
134094974.27722
Perimeter
85367512
Area
455475756566884
Diagonal
30181973.314112
Surface area
2732854539401304
Volume
9.7207080286081E+21
Space diagonal
36965217.024936
Perimeter
64025634
Area
1.9722678799743E+14
Altitude
18482608.512468
Surface area
1.9722678799743E+14
Volume
1.1455964274939E+21
Height
10060657.771371