20129977 is an odd 8-digits composite number following 20129976
and preceding 20129978 . In scientific notation, it is written as 2.0129977 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16852752 positive integers (up to 20129977) that are relatively prime to 20129977.
20129977 has 8 divisors, whose sum is 23541056
The reverse of 20129977 is 77992102
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred twenty-nine thousand nine hundred seventy-seven
Scientific notation
2.0129977 × 10^7
Engineering notation
2.0129977 × 10^6
Prime Factorization
7 × 43 × 66877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20129977
Product of the distinct prime numbers
The prime factorization of 20129977 is 7 × 43 × 66877.
Since it has a total of 3 prime factors.
6 , 3 , 61 , 46 , 160 , 636 , 7746 , 849 , 58895 , 80118 , 566876 , 21642 , 3508263 , 7856759 , 45125736 , 26233340 , 986226841 , 342681771 , 1257378286 , 6918365571
n×2
40259954
n×3
60389931
n×4
80519908
n×5
100649885
n÷2
10064988.5
n÷3
6709992.3333333
n÷3
5032494.25
n÷5
4025995.4
n2
405215974020529
n3
8.1569882370658E+21
n4
1.6419998560141E+29
n5
3.3053419335566E+36
2 √n
4486.6442916728
3 √n
272.02851218558
4 √n
66.982417780137
5 √n
28.891404565702
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
-20129976
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 20129977 can be divided by 8 positive divisors.
The sum of these divisors (counting 20129977) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010100010111001
3
Ternary
1101212201010201
4
Quaternary
1030302202321
5
Quinary
20123124402
6
Senary
1555242201
8
Octal
114624271
10
Decimal
20129977
12
Duodecimal
68a9361
16
Hexadecimal
13328b9
20
Vigesimal
65g4ih
36
Base36
bzge1
md5
8346ea0d68f4154b75ac4497b997b80d
sha1
fed8fca25a2a0b35a099816f138bea79debc9629
sha256
fa7a18468608412b66392919b3bf9f09e022866c103153d90ce6716657dfa5cb
sha512
5c72d1eac531ffea9b734feb320b6a996360f2bfbda0b372f0a2e6cad0a5383074ce7fbbd1c36d48b33577e620f6e1225502baaceae15a614a9c73c8cb32a07a
ripemd-160
d569c5223c20a61b8b207cc83fc3960d849818f8
Diameter
40259954
Circumference
126480375.72026
Area
1.2730235271001E+15
Volume
3.4167912427979E+22
Surface area
5.0920941084005E+15
Circumference
126480375.72026
Perimeter
80519908
Area
405215974020529
Diagonal
28468086.483658
Surface area
2431295844123174
Volume
8.1569882370658E+21
Space diagonal
34866142.919193
Perimeter
60389931
Area
1.7546366376052E+14
Altitude
17433071.459596
Surface area
1.7546366376052E+14
Volume
9.6131028274803E+20
Height
9489362.1612195