21039908 is an even 8-digits composite number following 21039907
and preceding 21039909 . In scientific notation, it is written as 2.1039908 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 6 positive divisors.
There are 10519952 positive integers (up to 21039908) that are relatively prime to 21039908.
21039908 has 6 divisors, whose sum is 36819846
The reverse of 21039908 is 80993012
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 thirty-nine thousand nine hundred eight
Scientific notation
2.1039908 × 10^7
Engineering notation
2.1039908 × 10^6
Prime Factorization
2 × 2 × 5259977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10519954
Product of the distinct prime numbers
The prime factorization of 21039908 is 2 × 2 × 5259977.
Since it has a total of 3 prime factors.
5 , 4 , 96 , 46 , 658 , 232 , 5938 , 2798 , 34253 , 18962 , 263034 , 686457 , 2762920 , 4533375 , 54015253 , 14017399 , 988647368 , 577531228 , 3808664086 , 4672832114
n×2
42079816
n×3
63119724
n×4
84159632
n×5
105199540
n÷2
10519954
n÷3
7013302.6666667
n÷3
5259977
n÷5
4207981.6
n2
442677728648464
n3
9.3138986844126E+21
n4
1.9596357144136E+29
n5
4.1230555144777E+36
2 √n
4586.9279479844
3 √n
276.06707394541
4 √n
67.726862824025
5 √n
29.148000432326
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21039907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21039908 can be divided by 6 positive divisors.
The sum of these divisors (counting 21039908) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000010000101100100100
3
Ternary
1110120221022212
4
Quaternary
1100100230210
5
Quinary
20341234113
6
Senary
2030542552
8
Octal
120205444
10
Decimal
21039908
12
Duodecimal
7067a58
16
Hexadecimal
1410b24
20
Vigesimal
6b9jf8
36
Base36
ciyhw
md5
02b4ce0d61efe8ae7896b2470696e4bc
sha1
5cc57ad7d8d0ee6c0668a97b94348a5eaf79c0bd
sha256
20e82245ace9d275d17bff235c149a7ac527d95a2d0954c951c6c6a0ed8e96de
sha512
cd41465e7e2d046b91282e3efe7709233b54673359460604e660981aaf6917991132b355e90a7a99889b1491bccf0f6510c0301ad2013af16615f7346aeee7bb
ripemd-160
0da8af944f21a2c4a3d90942096ae70dc9193952
Diameter
42079816
Circumference
132197640.81001
Area
1.3907131002298E+15
Volume
3.9013967577641E+22
Surface area
5.5628524009193E+15
Circumference
132197640.81001
Perimeter
84159632
Area
442677728648464
Diagonal
29754923.244682
Surface area
2656066371890784
Volume
9.3138986844126E+21
Space diagonal
36442189.642575
Perimeter
63119724
Area
1.9168507934958E+14
Altitude
18221094.821287
Surface area
1.9168507934958E+14
Volume
1.0976534865054E+21
Height
9918307.7482274