20120755 is an odd 8-digits composite number following 20120754
and preceding 20120756 . In scientific notation, it is written as 2.0120755 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 16055616 positive integers (up to 20120755) that are relatively prime to 20120755.
20120755 has 8 divisors, whose sum is 24206400
The reverse of 20120755 is 55702102
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred twenty thousand seven hundred fifty-five
Scientific notation
2.0120755 × 10^7
Engineering notation
2.0120755 × 10^6
Prime Factorization
5 × 409 × 9839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20120755
Product of the distinct prime numbers
The prime factorization of 20120755 is 5 × 409 × 9839.
Since it has a total of 3 prime factors.
1 , 7 , 8 , 1 , 949 , 456 , 4800 , 1238 , 61202 , 68950 , 726412 , 377430 , 3539633 , 2394382 , 34544571 , 38085706 , 728541992 , 437530388 , 1654543987 , 1274028257
n×2
40241510
n×3
60362265
n×4
80483020
n×5
100603775
n÷2
10060377.5
n÷3
6706918.3333333
n÷3
5030188.75
n÷5
4024151
n2
404844781770025
n3
8.1457826670231E+21
n4
1.6389929732642E+29
n5
3.297777606177E+36
2 √n
4485.616457077
3 √n
271.98696502557
4 √n
66.974744919835
5 √n
28.888756918657
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
-20120754
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 20120755 can be divided by 8 positive divisors.
The sum of these divisors (counting 20120755) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000010010110011
3
Ternary
1101212020111011
4
Quaternary
1030300102303
5
Quinary
20122331010
6
Senary
1555131351
8
Octal
114602263
10
Decimal
20120755
12
Duodecimal
68a3b57
16
Hexadecimal
13304b3
20
Vigesimal
65f1hf
36
Base36
bz99v
md5
6f2f1ced61380d0049c2c166a2bb106b
sha1
c52a2c78ceecca42e4d690c53043fd7f34446bde
sha256
e70384900f7e04fe98e3535e0d9de98c90aa0c0bb62c18269fee7b90a74bb286
sha512
2dc3e2d68271e5ea28341db86e968ac93487c090e6e93aa0c9100ffba4e42d5deb4fc99a2edc721e2c94893bef4ef1aa0c49febf04d31adc228228870a62e6f9
ripemd-160
4a95e605160e24146c45c618eb3c851cc71f1260
Diameter
40241510
Circumference
126422432.18536
Area
1.2718573922529E+15
Volume
3.4120974645945E+22
Surface area
5.0874295690115E+15
Circumference
126422432.18536
Perimeter
80483020
Area
404844781770025
Diagonal
28455044.606186
Surface area
2429068690620150
Volume
8.1457826670231E+21
Space diagonal
34850169.946646
Perimeter
60362265
Area
1.753029328012E+14
Altitude
17425084.973323
Surface area
1.753029328012E+14
Volume
9.5998969365398E+20
Height
9485014.8687288