91997908 is an even 8-digits composite number following 91997907
and preceding 91997909 . In scientific notation, it is written as 9.1997908 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 6 positive divisors.
There are 45998952 positive integers (up to 91997908) that are relatively prime to 91997908.
91997908 has 6 divisors, whose sum is 160996346
The reverse of 91997908 is 80979919
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
ninety-one million nine hundred ninety-seven thousand nine hundred eight
Scientific notation
9.1997908 × 10^7
Engineering notation
9.1997908 × 10^6
Prime Factorization
2 × 2 × 22999477
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
45998954
Product of the distinct prime numbers
The prime factorization of 91997908 is 2 × 2 × 22999477.
Since it has a total of 3 prime factors.
9 , 7 , 60 , 53 , 1000 , 52 , 734 , 7429 , 40459 , 82330 , 557196 , 160336 , 4854280 , 1443245 , 35457341 , 62781605 , 247165296 , 900172756 , 894125469 , 7224037786
n×2
183995816
n×3
275993724
n×4
367991632
n×5
459989540
n÷2
45998954
n÷3
30665969.333333
n÷3
22999477
n÷5
18399581.6
n2
8463615076376464
n3
7.7863488114389E+23
n4
7.1632780161067E+31
n5
6.5900659190421E+39
2 √n
9591.5539929669
3 √n
451.43232176938
4 √n
97.936479378049
5 √n
39.152147698245
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91997907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91997908 can be divided by 6 positive divisors.
The sum of these divisors (counting 91997908) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101011110111100011011010100
3
Ternary
20102002222101221
4
Quaternary
11132330123110
5
Quinary
142022413113
6
Senary
13043500124
8
Octal
536743324
10
Decimal
91997908
12
Duodecimal
26987644
16
Hexadecimal
57bc6d4
20
Vigesimal
18ejef8
36
Base36
1iru1g
md5
410c3554750801f661b7431398f63acb
sha1
fd5cc79f4cb64a79d5323fdd1c544a400479506d
sha256
010ca94cf4a9d08b38d8c501dda767a11822928aa4076125ba56f917b88bfcf1
sha512
40ff67904c63f3090ea76cdbf8fb5e3e369211491e7229e4979e39004031c107676528a16b6286561a0a366fe541ff0a61e4303195a73cd47792e229f76e1071
ripemd-160
de1d16fe468f67f7acbefc8dc19fe41bd442eb7e
Diameter
183995816
Circumference
578039903.83686
Area
2.6589230946756E+16
Volume
3.2615381632406E+24
Surface area
1.0635692378702E+17
Circumference
578039903.83686
Perimeter
367991632
Area
8463615076376464
Diagonal
130104689.20355
Surface area
50781690458258784
Volume
7.7863488114389E+23
Space diagonal
159345050.84605
Perimeter
275993724
Area
3.6648528319975E+15
Altitude
79672525.423024
Surface area
3.6648528319975E+15
Volume
9.1763000754205E+22
Height
43368229.734517