21131498 is an even 8-digits composite number following 21131497
and preceding 21131499 . In scientific notation, it is written as 2.1131498 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10392480 positive integers (up to 21131498) that are relatively prime to 21131498.
21131498 has 8 divisors, whose sum is 32217060
The reverse of 21131498 is 89413112
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred thirty-one thousand four hundred ninety-eight
Scientific notation
2.1131498 × 10^7
Engineering notation
2.1131498 × 10^6
Prime Factorization
2 × 61 × 173209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21131498
Product of the distinct prime numbers
The prime factorization of 21131498 is 2 × 61 × 173209.
Since it has a total of 3 prime factors.
3 , 10 , 28 , 16 , 121 , 274 , 5971 , 1610 , 56487 , 2673 , 100248 , 884927 , 3313383 , 4047444 , 89234776 , 2995817 , 834078876 , 645765403 , 605472949 , 8231125043
n×2
42262996
n×3
63394494
n×4
84525992
n×5
105657490
n÷2
10565749
n÷3
7043832.6666667
n÷3
5282874.5
n÷5
4226299.6
n2
446540207724004
n3
9.4360635064394E+21
n4
1.993981571142E+29
n5
4.2135817582623E+36
2 √n
4596.9009125714
3 √n
276.46708174571
4 √n
67.800449206266
5 √n
29.173333517209
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21131497
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21131498 can be divided by 8 positive divisors.
The sum of these divisors (counting 21131498) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111000011101010
3
Ternary
1110202120222002
4
Quaternary
1100213003222
5
Quinary
20402201443
6
Senary
2032531002
8
Octal
120470352
10
Decimal
21131498
12
Duodecimal
70b0a62
16
Hexadecimal
14270ea
20
Vigesimal
6c18ei
36
Base36
ckx62
md5
14b6c12c003914bee44d393ce804833c
sha1
36cbc6eb31e686b1644753ca2bde8df4dd2b976f
sha256
aa8519334a70fbc60877dce7ec41987f93b8d880ea8e09868f6190988d33a3ff
sha512
b82f59479d85f039fe3527a6ab2ec2db8b6834a9e32cc50abcedfccc648ff78b8772b36430bf6aa43ea4cc0442716369c624e2cf12f88255d95d7b43703c2205
ripemd-160
bd1f0ab8ff51db37f49c68bad1ca45245a29074e
Diameter
42262996
Circumference
132773117.75229
Area
1.4028474361182E+15
Volume
3.9525690387516E+22
Surface area
5.6113897444728E+15
Circumference
132773117.75229
Perimeter
84525992
Area
446540207724004
Diagonal
29884451.06486
Surface area
2679241246344024
Volume
9.4360635064394E+21
Space diagonal
36600828.17604
Perimeter
63394494
Area
1.9335758185008E+14
Altitude
18300414.08802
Surface area
1.9335758185008E+14
Volume
1.1120507488517E+21
Height
9961483.6882866