20126621 is an odd 8-digits composite number following 20126620
and preceding 20126622 . In scientific notation, it is written as 2.0126621 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20110044 positive integers (up to 20126621) that are relatively prime to 20126621.
20126621 has 4 divisors, whose sum is 20143200
The reverse of 20126621 is 12662102
Previous prime number is 1319
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-six thousand six hundred twenty-one
Scientific notation
2.0126621 × 10^7
Engineering notation
2.0126621 × 10^6
Prime Factorization
1319 × 15259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20126621
Product of the distinct prime numbers
The prime factorization of 20126621 is 1319 × 15259.
Since it has a total of 2 prime factors.
10 , 2 , 68 , 85 , 549 , 129 , 1538 , 5069 , 63996 , 89019 , 508788 , 600278 , 7033071 , 2468337 , 82169696 , 14009948 , 686113826 , 468254785 , 1000316529 , 4644458274
n×2
40253242
n×3
60379863
n×4
80506484
n×5
100633105
n÷2
10063310.5
n÷3
6708873.6666667
n÷3
5031655.25
n÷5
4025324.2
n2
405080872877641
n3
8.1529092027575E+21
n4
1.6409051357131E+29
n5
3.3025875763451E+36
2 √n
4486.2702771902
3 √n
272.01339412848
4 √n
66.979625836445
5 √n
28.890441166486
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
-20126620
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 20126621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20126621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001101110011101
3
Ternary
1101212112112102
4
Quaternary
1030301232131
5
Quinary
20123022441
6
Senary
1555214445
8
Octal
114615635
10
Decimal
20126621
12
Duodecimal
68a7425
16
Hexadecimal
1331b9d
20
Vigesimal
65fgb1
36
Base36
bzdst
md5
b11e97c77a58a144ce165922725d8131
sha1
778357abccce488b45ad7ae3540f170fac02b462
sha256
907eec4479b801a182e8e812aa41b795ea5bbc9319b26ae2a28a2b997fc0e700
sha512
2104a7bc5f1c6c4686cd04a0518348d4fc71a72aa68f2a531b33062f63c4ed42bf2b0fd50b5d66b8c12cd9d00535db0a3a8ec8077009be037968c3c5610a5761
ripemd-160
f01033088c47f26e9d2d424c7b5bce8b74129267
Diameter
40253242
Circumference
126459289.35037
Area
1.2725990943421E+15
Volume
3.4150826209023E+22
Surface area
5.0903963773686E+15
Circumference
126459289.35037
Perimeter
80506484
Area
405080872877641
Diagonal
28463340.382943
Surface area
2430485237265846
Volume
8.1529092027575E+21
Space diagonal
34860330.156683
Perimeter
60379863
Area
1.7540516324961E+14
Altitude
17430165.078341
Surface area
1.7540516324961E+14
Volume
9.6082956394467E+20
Height
9487780.1276477