20122457 is an odd 8-digits composite number following 20122456
and preceding 20122458 . In scientific notation, it is written as 2.0122457 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 19663488 positive integers (up to 20122457) that are relatively prime to 20122457.
20122457 has 8 divisors, whose sum is 20584584
The reverse of 20122457 is 75422102
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-two thousand four hundred fifty-seven
Scientific notation
2.0122457 × 10^7
Engineering notation
2.0122457 × 10^6
Prime Factorization
53 × 313 × 1213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20122457
Product of the distinct prime numbers
The prime factorization of 20122457 is 53 × 313 × 1213.
Since it has a total of 3 prime factors.
8 , 5 , 27 , 63 , 229 , 313 , 875 , 1231 , 67808 , 45749 , 973624 , 786074 , 9417611 , 9499029 , 65009030 , 47091406 , 65339864 , 230697182 , 2516405460 , 5108659191
n×2
40244914
n×3
60367371
n×4
80489828
n×5
100612285
n÷2
10061228.5
n÷3
6707485.6666667
n÷3
5030614.25
n÷5
4024491.4
n2
404913275716849
n3
8.1478499793414E+21
n4
1.6395476085175E+29
n5
3.2991726251846E+36
2 √n
4485.8061705785
3 √n
271.99463386905
4 √n
66.976161211124
5 √n
28.889245637899
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
-20122456
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 20122457 can be divided by 8 positive divisors.
The sum of these divisors (counting 20122457) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000101101011001
3
Ternary
1101212022211012
4
Quaternary
1030300231121
5
Quinary
20122404312
6
Senary
1555143305
8
Octal
114605531
10
Decimal
20122457
12
Duodecimal
68a4b35
16
Hexadecimal
1330b59
20
Vigesimal
65f62h
36
Base36
bzal5
md5
17fa574a0d31725a383577668b38f45f
sha1
c496d3b78bf1737a6bea5c3b1b5722be367a9bde
sha256
0734fe241ba2562990ad7f8473f96864d7d62d321c64cbcecc5d51cfec23b0dd
sha512
c18830da663cb258ab6c132ec8de2d13b4c1633903fb3d8f7d53ca414fef145ab1e3584bec706382dd0536bb169edcb02493b3de162bc7818374b6ae5cf7b5f8
ripemd-160
eb340cbdfb097bec0f04e80351208312fba0bd8f
Diameter
40244914
Circumference
126433126.16675
Area
1.272072572333E+15
Volume
3.4129634183534E+22
Surface area
5.0882902893321E+15
Circumference
126433126.16675
Perimeter
80489828
Area
404913275716849
Diagonal
28457451.597669
Surface area
2429479654301094
Volume
8.1478499793414E+21
Space diagonal
34853117.89712
Perimeter
60367371
Area
1.7533259155018E+14
Altitude
17426558.94856
Surface area
1.7533259155018E+14
Volume
9.6023332874717E+20
Height
9485817.1992231