20077891 is an odd 8-digits composite number following 20077890
and preceding 20077892 . In scientific notation, it is written as 2.0077891 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 19778400 positive integers (up to 20077891) that are relatively prime to 20077891.
20077891 has 8 divisors, whose sum is 20379600
The reverse of 20077891 is 19877002
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million seventy-seven thousand eight hundred ninety-one
Scientific notation
2.0077891 × 10^7
Engineering notation
2.0077891 × 10^6
Prime Factorization
101 × 269 × 739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20077891
Product of the distinct prime numbers
The prime factorization of 20077891 is 101 × 269 × 739.
Since it has a total of 3 prime factors.
9 , 8 , 71 , 79 , 94 , 590 , 881 , 2396 , 20867 , 3838 , 1821 , 239196 , 4959902 , 389882 , 86530964 , 55542207 , 690231515 , 943220073 , 5905634153 , 8979004234
n×2
40155782
n×3
60233673
n×4
80311564
n×5
100389455
n÷2
10038945.5
n÷3
6692630.3333333
n÷3
5019472.75
n÷5
4015578.2
n2
403121707007881
n3
8.0938336930382E+21
n4
1.6250711066095E+29
n5
3.2628000545754E+36
2 √n
4480.8359711107
3 √n
271.79368636229
4 √n
66.939046685106
5 √n
28.876437855922
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
-20077890
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 20077891 can be divided by 8 positive divisors.
The sum of these divisors (counting 20077891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100101110101000011
3
Ternary
1101210001200121
4
Quaternary
1030211311003
5
Quinary
20114443031
6
Senary
1554201111
8
Octal
114456503
10
Decimal
20077891
12
Duodecimal
6883197
16
Hexadecimal
1325d43
20
Vigesimal
659eeb
36
Base36
byc77
md5
b551301af3fc2203d7f3587a49e92831
sha1
00925f96e185c4ac90d195cc9f13fd6364f7ff51
sha256
119a4d258ce93686d9eda1985b8fa2fdd44ad6ec67ab7d62a32db854dcf21705
sha512
7f328bc86ed1d3ef9630adc83f086bd3dadfbca1f9db3d420b0d71eeab851486c4108014acb3f9d829d1a4c2e6e243608f11c9b21ac1965278c1be129a24003d
ripemd-160
4eb79963228b5b3514313b77df5534fd72160ce7
Diameter
40155782
Circumference
126153109.73035
Area
1.2664441932385E+15
Volume
3.3903371292568E+22
Surface area
5.0657767729541E+15
Circumference
126153109.73035
Perimeter
80311564
Area
403121707007881
Diagonal
28394425.756049
Surface area
2418730242047286
Volume
8.0938336930382E+21
Space diagonal
34775927.32083
Perimeter
60233673
Area
1.7455681954289E+14
Altitude
17387963.660415
Surface area
1.7455681954289E+14
Volume
9.5386744835724E+20
Height
9464808.5853496