207828821 is an odd 9-digits composite number following 207828820
and preceding 207828822 . In scientific notation, it is written as 2.07828821 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 196520688 positive integers (up to 207828821) that are relatively prime to 207828821.
207828821 has 8 divisors, whose sum is 219178080
The reverse of 207828821 is 128828702
Previous prime number is 547
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
two hundred seven million eight hundred twenty-eight thousand eight hundred twenty-one
Scientific notation
2.07828821 × 10^8
Engineering notation
2.07828821 × 10^6
Prime Factorization
19 × 547 × 19997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
207828821
Product of the distinct prime numbers
The prime factorization of 207828821 is 19 × 547 × 19997.
Since it has a total of 3 prime factors.
9 , 8 , 47 , 56 , 956 , 492 , 2020 , 1050 , 51758 , 94066 , 656061 , 188563 , 1949522 , 5489422 , 53813827 , 41356668 , 43998665 , 355699987 , 5453500667 , 5307730373
n×2
415657642
n×3
623486463
n×4
831315284
n×5
1039144105
n÷2
103914410.5
n÷3
69276273.666667
n÷3
51957205.25
n÷5
41565764.2
n2
43192818838250041
n3
8.9767126148201E+24
n4
1.8656195991939E+33
n5
3.8772952173496E+41
2 √n
14416.269316297
3 √n
592.33663153622
4 √n
120.06776968153
5 √n
46.08304360097
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
-207828820
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 207828821 can be divided by 8 positive divisors.
The sum of these divisors (counting 207828821) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011000110011011101010101
3
Ternary
112111001210112202
4
Quaternary
30120303131111
5
Quinary
411201010241
6
Senary
32342254245
8
Octal
1430633525
10
Decimal
207828821
12
Duodecimal
59727385
16
Hexadecimal
c633755
20
Vigesimal
34iic11
36
Base36
3fqhqt
md5
98cb278dfd0890127ba7f4432e9d22b6
sha1
47c2c790d0fb124085e03d79769dd919f3c58887
sha256
8fe40a7da0b8972d13b34a49d7c6d4ccf5d1f2183d79f7c018c959138bd67ebb
sha512
8d72ba10610772eeea732189030c5dfba99de0d6ad45ccbe57e3d79d74930f60872e1d4e005d222df6f56634a4011e9854aa9ef0303a71f10c4ddf4f769d7ffa
ripemd-160
aa13fe41a74290df84e3ae10a0aa0742f3ef6abe
Diameter
415657642
Circumference
1305826994.5157
Area
1.3569424235008E+17
Volume
3.7601565872141E+25
Surface area
5.4277696940032E+17
Circumference
1305826994.5157
Perimeter
831315284
Area
43192818838250041
Diagonal
293914337.31021
Surface area
259156913029500246
Volume
8.9767126148201E+24
Space diagonal
359970077.24914
Perimeter
623486463
Area
1.8703039187492E+16
Altitude
179985038.62457
Surface area
1.8703039187492E+16
Volume
1.057915727117E+24
Height
97971445.77007