20122972 is an even 8-digits composite number following 20122971
and preceding 20122973 . In scientific notation, it is written as 2.0122972 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 10025120 positive integers (up to 20122972) that are relatively prime to 20122972.
20122972 has 12 divisors, whose sum is 35342496
The reverse of 20122972 is 27922102
Previous prime number is 17903
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-two thousand nine hundred seventy-two
Scientific notation
2.0122972 × 10^7
Engineering notation
2.0122972 × 10^6
Prime Factorization
2 × 2 × 17903 × 281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10061486
Product of the distinct prime numbers
The prime factorization of 20122972 is 2 × 2 × 17903 × 281.
Since it has a total of 4 prime factors.
5 , 2 , 80 , 84 , 919 , 86 , 5990 , 1815 , 46938 , 37921 , 662756 , 495858 , 1688696 , 4419732 , 84771158 , 65279775 , 368779429 , 440248718 , 8445448345 , 5977467578
n×2
40245944
n×3
60368916
n×4
80491888
n×5
100614860
n÷2
10061486
n÷3
6707657.3333333
n÷3
5030743
n÷5
4024594.4
n2
404934002112784
n3
8.1484755863635E+21
n4
1.6397154606708E+29
n5
3.2995948303045E+36
2 √n
4485.863573494
3 √n
271.99695426232
4 √n
66.976589742192
5 √n
28.889393510589
1 , 2 , 4 , 281 , 562 , 1124 , 17903 , 35806 , 71612 , 5030743 , 10061486 , 20122972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20122971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20122972 can be divided by 12 positive divisors.
The sum of these divisors (counting 20122972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110000110101011100
3
Ternary
1101212100112021
4
Quaternary
1030300311130
5
Quinary
20122413342
6
Senary
1555145524
8
Octal
114606534
10
Decimal
20122972
12
Duodecimal
68a52a4
16
Hexadecimal
1330d5c
20
Vigesimal
65f78c
36
Base36
bzazg
md5
6184897d0e8ddf66c48b40de52ddeece
sha1
bb949572c9d3f76d5c70b6bb9ba17571b2635339
sha256
d1bbc1ed00d2bf5a0547bc9b0fca6937369ee7dbf807ff2a694b0b0526c95097
sha512
9aa913b79952f9c75747effb911bf208ddaa879f7dfb74eab48b0c9f24d4b3e46978a7e50782c9be41870154191f5b39d09a5f0b58e46b75f638f875b98512f6
ripemd-160
80a0fb314d564ddb39ae7a1d743f2fd626e69613
Diameter
40245944
Circumference
126436362.00719
Area
1.2721376862262E+15
Volume
3.41322547201E+22
Surface area
5.0885507449049E+15
Circumference
126436362.00719
Perimeter
80491888
Area
404934002112784
Diagonal
28458179.917654
Surface area
2429604012676704
Volume
8.1484755863635E+21
Space diagonal
34854009.903286
Perimeter
60368916
Area
1.7534156634289E+14
Altitude
17427004.951643
Surface area
1.7534156634289E+14
Volume
9.6030705724178E+20
Height
9486059.9725513