90691845 is an odd 8-digits composite number following 90691844
and preceding 90691846 . In scientific notation, it is written as 9.0691845 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 44239104 positive integers (up to 90691845) that are relatively prime to 90691845.
90691845 has 16 divisors, whose sum is 114568560
The reverse of 90691845 is 54819609
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
ninety million six hundred ninety-one thousand eight hundred forty-five
Scientific notation
9.0691845 × 10^7
Engineering notation
9.0691845 × 10^6
Prime Factorization
5 × 57 × 29 × 10973
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
90691845
Product of the distinct prime numbers
The prime factorization of 90691845 is 5 × 57 × 29 × 10973.
Since it has a total of 4 prime factors.
1 , 1 , 87 , 75 , 466 , 970 , 1124 , 476 , 11432 , 31508 , 863026 , 987771 , 9086834 , 4320091 , 91690432 , 74873031 , 440896444 , 458438363 , 1649177381 , 9609715312
n×2
181383690
n×3
272075535
n×4
362767380
n×5
453459225
n÷2
45345922.5
n÷3
30230615
n÷3
22672961.25
n÷5
18138369
n2
8225010749504025
n3
7.4594140001735E+23
n4
6.7650801829457E+31
n5
6.1353760336428E+39
2 √n
9523.2266065657
3 √n
449.2858549134
4 √n
97.587020687004
5 √n
39.040345048924
1 , 5 , 29 , 57 , 145 , 285 , 1653 , 8265 , 10973 , 54865 , 318217 , 625461 , 1591085 , 3127305 , 18138369 , 90691845
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
-90691844
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 90691845 can be divided by 16 positive divisors.
The sum of these divisors (counting 90691845) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011001111101100100000101
3
Ternary
20022122121211020
4
Quaternary
11121331210011
5
Quinary
141204114340
6
Senary
12555501353
8
Octal
531754405
10
Decimal
90691845
12
Duodecimal
26457859
16
Hexadecimal
567d905
20
Vigesimal
186g9c5
36
Base36
1hzu9x
md5
9b080518274520d71177ce0b1e39bf81
sha1
3ea44db7d2a9a2063eef65587fae8d5a150ee508
sha256
1f809392426f5cac6260e62973dfbc35c1ad32ae25697a4e45980aa1b4a2ee88
sha512
319af1653e9874509fd556b3e391dab45c0845ffcc8b58885bfae9744a49e6223cacfd4827f086ae6340fae99b5f2e6cd236c16e4999e17eb2fc1f38e38fa06f
ripemd-160
1132e310f739b6a2d4f6281586d0b81204081752
Diameter
181383690
Circumference
569833667.98501
Area
2.5839633346339E+16
Volume
3.1245920297373E+24
Surface area
1.0335853338536E+17
Circumference
569833667.98501
Perimeter
362767380
Area
8225010749504025
Diagonal
128257637.19564
Surface area
49350064497024150
Volume
7.4594140001735E+23
Space diagonal
157082883.37216
Perimeter
272075535
Area
3.5615341277353E+15
Altitude
78541441.686081
Surface area
3.5615341277353E+15
Volume
8.7910037053343E+22
Height
42752545.73188