90813897 is an odd 8-digits composite number following 90813896
and preceding 90813898 . In scientific notation, it is written as 9.0813897 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 59775768 positive integers (up to 90813897) that are relatively prime to 90813897.
90813897 has 8 divisors, whose sum is 102182400
The reverse of 90813897 is 79831809
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
ninety million eight hundred thirteen thousand eight hundred ninety-seven
Scientific notation
9.0813897 × 10^7
Engineering notation
9.0813897 × 10^6
Prime Factorization
9 × 79 × 127727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90813897
Product of the distinct prime numbers
The prime factorization of 90813897 is 9 × 79 × 127727.
Since it has a total of 3 prime factors.
9 , 9 , 65 , 13 , 798 , 456 , 9065 , 2320 , 19324 , 24848 , 800732 , 556650 , 3019178 , 5776996 , 92733508 , 19020590 , 51517931 , 932172878 , 7360676872 , 1571936557
n×2
181627794
n×3
272441691
n×4
363255588
n×5
454069485
n÷2
45406948.5
n÷3
30271299
n÷3
22703474.25
n÷5
18162779.4
n2
8247163888326609
n3
7.4895709189661E+23
n4
6.8015712200918E+31
n5
6.1767718821959E+39
2 √n
9529.6325742392
3 √n
449.4873124102
4 √n
97.61983699146
5 √n
39.050847402729
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
-90813896
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 90813897 can be divided by 8 positive divisors.
The sum of these divisors (counting 90813897) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011010011011010111001001
3
Ternary
20022212211020200
4
Quaternary
11122123113021
5
Quinary
141222021042
6
Senary
13002242413
8
Octal
532332711
10
Decimal
90813897
12
Duodecimal
264b6409
16
Hexadecimal
569b5c9
20
Vigesimal
187beeh
36
Base36
1i2gg9
md5
1cc9ed52faf06fae79137572f9cb5c32
sha1
3b771d3db273a193a9666eb3ba810fb94545e01e
sha256
59b785c0147cee90441d127a11c4c3baf6c02efc0c78de37b8a93f48debec72c
sha512
6d0ba25b283cdddfe62ce3e2d5060115891e5738fe390c48ab000580944c58620b75a6d47496ee3cdea0a143cd8ee2c51d42ef00804b115a7d86a2d31687ee99
ripemd-160
e7dc93b2c562c34774c437590c7654f3d75ef75a
Diameter
181627794
Circumference
570600543.31812
Area
2.5909229484518E+16
Volume
3.1372241303418E+24
Surface area
1.0363691793807E+17
Circumference
570600543.31812
Perimeter
363255588
Area
8247163888326609
Diagonal
128430244.78935
Surface area
49482983329959654
Volume
7.4895709189661E+23
Space diagonal
157294283.63733
Perimeter
272441691
Area
3.5711267182322E+15
Altitude
78647141.818663
Surface area
3.5711267182322E+15
Volume
8.8265439749642E+22
Height
42810081.596451