20152109 is an odd 8-digits composite number following 20152108
and preceding 20152110 . In scientific notation, it is written as 2.0152109 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20120316 positive integers (up to 20152109) that are relatively prime to 20152109.
20152109 has 4 divisors, whose sum is 20183904
The reverse of 20152109 is 90125102
Previous prime number is 647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred fifty-two thousand one hundred nine
Scientific notation
2.0152109 × 10^7
Engineering notation
2.0152109 × 10^6
Prime Factorization
647 × 31147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20152109
Product of the distinct prime numbers
The prime factorization of 20152109 is 647 × 31147.
Since it has a total of 2 prime factors.
10 , 6 , 100 , 62 , 167 , 587 , 5239 , 652 , 27896 , 40236 , 390759 , 703794 , 7074507 , 7253291 , 27113664 , 59655046 , 440269581 , 78009490 , 4766644704 , 6516751469
n×2
40304218
n×3
60456327
n×4
80608436
n×5
100760545
n÷2
10076054.5
n÷3
6717369.6666667
n÷3
5038027.25
n÷5
4030421.8
n2
406107497147881
n3
8.1839225482413E+21
n4
1.6492329923972E+29
n5
3.3235523029184E+36
2 √n
4489.1100454322
3 √n
272.12817002329
4 √n
67.000821229535
5 √n
28.89775473236
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20152108
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20152109 can be divided by 4 positive divisors.
The sum of these divisors (counting 20152109) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111111100101101
3
Ternary
1101220211111102
4
Quaternary
1030313330231
5
Quinary
20124331414
6
Senary
1555532445
8
Octal
114677455
10
Decimal
20152109
12
Duodecimal
68ba125
16
Hexadecimal
1337f2d
20
Vigesimal
65j059
36
Base36
bzxgt
md5
86f5a4cedd9c5931066ce9a5ac94a23e
sha1
a5a0372b1e2b5f1fb2f33e87ebc923b95e151ff3
sha256
800cda6a38383099b8d1b0f30d8d2932788332ee87ce4a0acd8fe8403bdf1368
sha512
82afcf23ec8663c3ec56311cad1cbdcadc17c2898fedff82dd97fe72fafc4815b6579d234ae4d91a5aeae460e04a8bf73dc98ea2bfe4d18e048333f1f13df4a6
ripemd-160
bf6e0ba8750f7ea8a0fa3a547208761917f198b1
Diameter
40304218
Circumference
126619435.17748
Area
1.2758243296075E+15
Volume
3.4280734606804E+22
Surface area
5.1032973184301E+15
Circumference
126619435.17748
Perimeter
80608436
Area
406107497147881
Diagonal
28499385.858221
Surface area
2436644982887286
Volume
8.1839225482413E+21
Space diagonal
34904476.667666
Perimeter
60456327
Area
1.7584970459869E+14
Altitude
17452238.333833
Surface area
1.7584970459869E+14
Volume
9.6448452176115E+20
Height
9499795.2860736