20307955 is an odd 8-digits composite number following 20307954
and preceding 20307956 . In scientific notation, it is written as 2.0307955 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16136736 positive integers (up to 20307955) that are relatively prime to 20307955.
20307955 has 8 divisors, whose sum is 24534000
The reverse of 20307955 is 55970302
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million three hundred seven thousand nine hundred fifty-five
Scientific notation
2.0307955 × 10^7
Engineering notation
2.0307955 × 10^6
Prime Factorization
5 × 149 × 27259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20307955
Product of the distinct prime numbers
The prime factorization of 20307955 is 5 × 149 × 27259.
Since it has a total of 3 prime factors.
8 , 5 , 35 , 72 , 952 , 429 , 6507 , 5713 , 56085 , 78646 , 594501 , 243372 , 4171415 , 8750009 , 4631860 , 61828516 , 702489826 , 409399628 , 6565741059 , 2520343912
n×2
40615910
n×3
60923865
n×4
81231820
n×5
101539775
n÷2
10153977.5
n÷3
6769318.3333333
n÷3
5076988.75
n÷5
4061591
n2
412413036282025
n3
8.3752653822287E+21
n4
1.7008451249536E+29
n5
3.4540686259527E+36
2 √n
4506.434843643
3 √n
272.82786896767
4 √n
67.129984683769
5 √n
28.94231316914
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
-20307954
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 20307955 can be divided by 8 positive divisors.
The sum of these divisors (counting 20307955) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011101111111110011
3
Ternary
1102012202021111
4
Quaternary
1031131333303
5
Quinary
20144323310
6
Senary
2003134151
8
Octal
115357763
10
Decimal
20307955
12
Duodecimal
6974357
16
Hexadecimal
135dff3
20
Vigesimal
66i9hf
36
Base36
c39pv
md5
00aca55bda34e86da55b9a87b19aa277
sha1
5b70ae1c24fb87f7d9d3811687713a498898f8e6
sha256
0cb98da9736054df764794baff0c231e9e19914ec36592bf423fd06e1a01f34a
sha512
40f93ff7d54b0ed4a6a796fa11aef882b1fda5928b143ac2c518967780729e7a050bcbe4ce77d0d12aedb6da04da29f8c02b7244695882ef2a97a5c750a1cfc7
ripemd-160
06b7acecade4802c6ef1fe9233830331231a8eb6
Diameter
40615910
Circumference
127598644.47486
Area
1.2956337650283E+15
Volume
3.5082229595566E+22
Surface area
5.1825350601131E+15
Circumference
127598644.47486
Perimeter
81231820
Area
412413036282025
Diagonal
28719785.385063
Surface area
2474478217692150
Volume
8.3752653822287E+21
Space diagonal
35174409.857822
Perimeter
60923865
Area
1.7858008313605E+14
Altitude
17587204.928911
Surface area
1.7858008313605E+14
Volume
9.8703449100181E+20
Height
9573261.7950208