20121937 is an odd 8-digits composite number following 20121936
and preceding 20121938 . In scientific notation, it is written as 2.0121937 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 6 positive divisors.
There are 18292560 positive integers (up to 20121937) that are relatively prime to 20121937.
20121937 has 6 divisors, whose sum is 22117634
The reverse of 20121937 is 73912102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-one thousand nine hundred thirty-seven
Scientific notation
2.0121937 × 10^7
Engineering notation
2.0121937 × 10^6
Prime Factorization
11 × 11 × 166297
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1829267
Product of the distinct prime numbers
The prime factorization of 20121937 is 11 × 11 × 166297.
Since it has a total of 3 prime factors.
6 , 5 , 5 , 26 , 763 , 644 , 4317 , 2712 , 58028 , 92759 , 378031 , 376682 , 9209681 , 5095319 , 15930607 , 74274770 , 752448102 , 324000564 , 1464206247 , 990568820
n×2
40243874
n×3
60365811
n×4
80487748
n×5
100609685
n÷2
10060968.5
n÷3
6707312.3333333
n÷3
5030484.25
n÷5
4024387.4
n2
404892348631969
n3
8.1472183309545E+21
n4
1.6393781398071E+29
n5
3.2987463648376E+36
2 √n
4485.7482096078
3 √n
271.99229090752
4 √n
66.975728511214
5 √n
28.889096326481
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
-20121936
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 20121937 can be divided by 6 positive divisors.
The sum of these divisors (counting 20121937) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110000100101010001
3
Ternary
1101212022002221
4
Quaternary
1030300211101
5
Quinary
20122400222
6
Senary
1555141041
8
Octal
114604521
10
Decimal
20121937
12
Duodecimal
68a4781
16
Hexadecimal
1330951
20
Vigesimal
65f4gh
36
Base36
bza6p
md5
c7d88460d047ca137779c2517cb320e1
sha1
2a334d802852128fea5aa7356facfdff304228a4
sha256
1331437a70d1ccd69a735abbd0e17b05d6bdcec7e33b2463b6dde32088d5599d
sha512
9b9b2749fb05c8634de1108f7e3de78ea20e4806e8222219e9c2e57769479f33d78d3c3609abc8c7a3f78312f72bc1e94db468df4060e0f554225e1ff4bb011f
ripemd-160
5b041a1ee5f9cedaf42ac8a6462b951a12d50e43
Diameter
40243874
Circumference
126429858.91039
Area
1.2720068279569E+15
Volume
3.4126988340958E+22
Surface area
5.0880273118276E+15
Circumference
126429858.91039
Perimeter
80487748
Area
404892348631969
Diagonal
28456716.206617
Surface area
2429354091791814
Volume
8.1472183309545E+21
Space diagonal
34852217.2307
Perimeter
60365811
Area
1.7532352985662E+14
Altitude
17426108.61535
Surface area
1.7532352985662E+14
Volume
9.6015888827088E+20
Height
9485572.0688723