20081970 is an even 8-digits composite number following 20081969
and preceding 20081971 . In scientific notation, it is written as 2.0081970 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 5355168 positive integers (up to 20081970) that are relatively prime to 20081970.
20081970 has 16 divisors, whose sum is 40164120
The reverse of 20081970 is 07918002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million eighty-one thousand nine hundred seventy
Scientific notation
2.0081970 × 10^7
Engineering notation
2.0081970 × 10^6
Prime Factorization
2 × 9 × 5 × 223133
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20081970
Product of the distinct prime numbers
The prime factorization of 20081970 is 2 × 9 × 5 × 223133.
Since it has a total of 4 prime factors.
6 , 2 , 15 , 35 , 301 , 553 , 659 , 8382 , 48463 , 69481 , 689257 , 2348 , 2247048 , 907493 , 58485022 , 28185426 , 698280667 , 352892477 , 7282405678 , 9878906837
n×2
40163940
n×3
60245910
n×4
80327880
n×5
100409850
n÷2
10040985
n÷3
6693990
n÷3
5020492.5
n÷5
4016394
n2
403285519080900
n3
8.0987676956171E+21
n4
1.6263920990035E+29
n5
3.2661157340426E+36
2 √n
4481.2911085981
3 √n
271.81209087463
4 √n
66.942446240021
5 √n
28.87761106101
1 , 2 , 5 , 9 , 10 , 18 , 45 , 90 , 223133 , 446266 , 1115665 , 2008197 , 2231330 , 4016394 , 10040985 , 20081970
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081969
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081970 can be divided by 16 positive divisors.
The sum of these divisors (counting 20081970) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100100110110100110010
3
Ternary
1101210021021200
4
Quaternary
1030212310302
5
Quinary
20120110340
6
Senary
1554232030
8
Octal
114466462
10
Decimal
20081970
12
Duodecimal
6885616
16
Hexadecimal
1326d32
20
Vigesimal
65a4ia
36
Base36
byfci
md5
80aec5cf55bac9603bf3831728a1e627
sha1
8a99787f7851f7c9943cd1c053c18fe993945302
sha256
f545e5c585a4684a26460267de1088bd6d2056c7537623989a69ab177300a7e2
sha512
07becdc827d272456a3ff545c3cf8598f872a4ee3391ee97cfb1506a109c3321efa1c36a316a2798e600d17ed0609695ea99549fa4975f2f7fd3e1bfd788021c
ripemd-160
0b91f25c025ca99e08e6319f7b1e7da6532ab330
Diameter
40163940
Circumference
126178738.84322
Area
1.2669588240437E+15
Volume
3.3924038794241E+22
Surface area
5.0678352961748E+15
Circumference
126178738.84322
Perimeter
80327880
Area
403285519080900
Diagonal
28400194.33317
Surface area
2419713114485400
Volume
8.0987676956171E+21
Space diagonal
34782992.356074
Perimeter
60245910
Area
1.7462775225123E+14
Altitude
17391496.178037
Surface area
1.7462775225123E+14
Volume
9.5444892613756E+20
Height
9466731.4443899