90804978 is an even 8-digits composite number following 90804977
and preceding 90804979 . In scientific notation, it is written as 9.0804978 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 27516600 positive integers (up to 90804978) that are relatively prime to 90804978.
90804978 has 16 divisors, whose sum is 165100320
The reverse of 90804978 is 87940809
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
ninety million eight hundred four thousand nine hundred seventy-eight
Scientific notation
9.0804978 × 10^7
Engineering notation
9.0804978 × 10^6
Prime Factorization
2 × 9 × 11 × 458611
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
90804978
Product of the distinct prime numbers
The prime factorization of 90804978 is 2 × 9 × 11 × 458611.
Since it has a total of 4 prime factors.
10 , 2 , 59 , 52 , 63 , 700 , 9757 , 1211 , 45953 , 44239 , 884130 , 618466 , 2872468 , 7873972 , 55383222 , 29379035 , 446497953 , 317566749 , 5543412250 , 9971897376
n×2
181609956
n×3
272414934
n×4
363219912
n×5
454024890
n÷2
45402489
n÷3
30268326
n÷3
22701244.5
n÷5
18160995.6
n2
8245544029580484
n3
7.4873644420409E+23
n4
6.798899634375E+31
n5
6.1737393172363E+39
2 √n
9529.1646013698
3 √n
449.47259693631
4 √n
97.617440047206
5 √n
39.050080321472
1 , 2 , 9 , 11 , 18 , 22 , 99 , 198 , 458611 , 917222 , 4127499 , 5044721 , 8254998 , 10089442 , 45402489 , 90804978
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-90804977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 90804978 can be divided by 16 positive divisors.
The sum of these divisors (counting 90804978) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011010011001001011110010
3
Ternary
20022212101000100
4
Quaternary
11122121023302
5
Quinary
141221224403
6
Senary
13002133230
8
Octal
532311362
10
Decimal
90804978
12
Duodecimal
264b1216
16
Hexadecimal
56992f2
20
Vigesimal
187ac8i
36
Base36
1i29ki
md5
0916be02c0f5b86e9a75cfa31cb144b4
sha1
0f37c78bdde5cc6ac02e01c34d73a3406c8bca6e
sha256
a7e0bceee934b5042f93cc6647d2d72596fcf0c31fb8501e932ddb501af9cad0
sha512
90ff34a3fa583598a9647145ea7f0e92d237146d88c5010fd2aedc46ecda2b5ae15a012c79d4b8b71806afec236204ca351f119a471eb8c244b3d25cb13f76d1
ripemd-160
d3da7b2ccc79b4a84401c4a5498e5aa30fca8193
Diameter
181609956
Circumference
570544503.58837
Area
2.5904140548181E+16
Volume
3.1362998834487E+24
Surface area
1.0361656219272E+17
Circumference
570544503.58837
Perimeter
363219912
Area
8245544029580484
Diagonal
128417631.41859
Surface area
49473264177482904
Volume
7.4873644420409E+23
Space diagonal
157278835.47617
Perimeter
272414934
Area
3.5704252988199E+15
Altitude
78639417.738087
Surface area
3.5704252988199E+15
Volume
8.8239436169702E+22
Height
42805877.13953