20125515 is an odd 8-digits composite number following 20125514
and preceding 20125516 . In scientific notation, it is written as 2.0125515 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 10733600 positive integers (up to 20125515) that are relatively prime to 20125515.
20125515 has 8 divisors, whose sum is 32200848
The reverse of 20125515 is 51552102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-five thousand five hundred fifteen
Scientific notation
2.0125515 × 10^7
Engineering notation
2.0125515 × 10^6
Prime Factorization
3 × 5 × 1341701
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20125515
Product of the distinct prime numbers
The prime factorization of 20125515 is 3 × 5 × 1341701.
Since it has a total of 3 prime factors.
5 , 10 , 41 , 91 , 2 , 57 , 2027 , 8363 , 38755 , 51379 , 431228 , 179158 , 4936505 , 5429635 , 52718536 , 10381344 , 941192367 , 538388935 , 9051706743 , 7739399981
n×2
40251030
n×3
60376545
n×4
80502060
n×5
100627575
n÷2
10062757.5
n÷3
6708505
n÷3
5031378.75
n÷5
4025103
n2
405036354015225
n3
8.1515652182787E+21
n4
1.6405444807395E+29
n5
3.3016802555289E+36
2 √n
4486.1470105203
3 √n
272.00841146854
4 √n
66.978705649783
5 √n
28.89012364145
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
-20125514
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 20125515 can be divided by 8 positive divisors.
The sum of these divisors (counting 20125515) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001011101001011
3
Ternary
1101212111000110
4
Quaternary
1030301131023
5
Quinary
20123004030
6
Senary
1555205403
8
Octal
114613513
10
Decimal
20125515
12
Duodecimal
68a6863
16
Hexadecimal
133174b
20
Vigesimal
65fdff
36
Base36
bzcy3
md5
262811633c69f5499d2aaab2db2d19eb
sha1
45d797f97d1da8f80acf3b4864c3c942a2a52156
sha256
22b30bd43085a5d17084e5998d5e48cc8874a25efd0725fd51570c55029c1442
sha512
f7095faa6c0ab41a6d560fd8491a15891f95d0bb36a9d2001ae429e993cf28ffff0ceab0d55f4e64489eccc03ce0bd282c6bd9c1d7d400c6eed5eccef22ca8b6
ripemd-160
0e65fac799b5b7b06dcc0b2b7911ed072b3681d2
Diameter
40251030
Circumference
126452340.14742
Area
1.272459234211E+15
Volume
3.4145196540003E+22
Surface area
5.0898369368441E+15
Circumference
126452340.14742
Perimeter
80502060
Area
405036354015225
Diagonal
28461776.262743
Surface area
2430218124091350
Volume
8.1515652182787E+21
Space diagonal
34858414.50849
Perimeter
60376545
Area
1.7538588601671E+14
Altitude
17429207.254245
Surface area
1.7538588601671E+14
Volume
9.6067117385488E+20
Height
9487258.7542477