938996821 is an odd 9-digits composite number following 938996820
and preceding 938996822 . In scientific notation, it is written as 9.38996821 × 10^8.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 804854412 positive integers (up to 938996821) that are relatively prime to 938996821.
938996821 has 4 divisors, whose sum is 1073139232
The reverse of 938996821 is 128699839
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
nine hundred thirty-eight million nine hundred ninety-six thousand eight hundred twenty-one
Scientific notation
9.38996821 × 10^8
Engineering notation
9.38996821 × 10^6
Prime Factorization
7 × 134142403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
938996821
Product of the distinct prime numbers
The prime factorization of 938996821 is 7 × 134142403.
Since it has a total of 2 prime factors.
4 , 3 , 74 , 100 , 620 , 392 , 2273 , 8917 , 56780 , 24535 , 671963 , 821672 , 7188737 , 8222929 , 88693954 , 31969771 , 141801867 , 976667192 , 982884833 , 1173693326
n×2
1877993642
n×3
2816990463
n×4
3755987284
n×5
4694984105
n÷2
469498410.5
n÷3
312998940.33333
n÷3
234749205.25
n÷5
187799364.2
n2
881715029848106041
n3
8.2792761005529E+26
n4
7.7742139386005E+35
n5
7.2999621741197E+44
2 √n
30643.055020673
3 √n
979.23750942357
4 √n
175.05157817247
5 √n
62.306423743786
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
-938996820
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 938996821 can be divided by 4 positive divisors.
The sum of these divisors (counting 938996821) is 1, the average is 0.25.
Base
System
Value
2
Binary
110111111101111111010001010101
3
Ternary
2102102212222111001
4
Quaternary
313331333101111
5
Quinary
3410340344241
6
Senary
233101543301
8
Octal
6775772125
10
Decimal
938996821
12
Duodecimal
222574b31
16
Hexadecimal
37f7f455
20
Vigesimal
ed8ec11
36
Base36
fj1yl1
md5
430936259414a2b55414ba0aba362ffb
sha1
fca42cdd8c4ea4c1bfdcd8f33fcb6164be9e02fa
sha256
b4fe7de95614bdbfc06689545146f9079fe2f54b7f5bc743db7add4f592655c1
sha512
41808b37d8dd653a7c3286e0142cd611b9af48f65c5e215c87095004e085ff760503dd2a52c811b2bc50dadb111bb3d4b69db58f39dbf954a15c9a65df6b14c4
ripemd-160
7837c75fcd205101432600d36ad53f6494e14b8f
Diameter
1877993642
Circumference
5899891029.1955
Area
2.7699894603305E+18
Volume
3.4680150632718E+27
Surface area
1.1079957841322E+19
Circumference
5899891029.1955
Perimeter
3755987284
Area
881715029848106041
Diagonal
1327942039.2834
Surface area
5290290179088636246
Volume
8.2792761005529E+26
Space diagonal
1626390202.1177
Perimeter
2816990463
Area
3.8179380737351E+17
Altitude
813195101.05883
Surface area
3.8179380737351E+17
Volume
9.7572204566945E+25
Height
442647346.42781