91838992 is an even 8-digits composite number following 91838991
and preceding 91838993 . In scientific notation, it is written as 9.1838992 × 10^7.
The sum of its digits is 49. It has a total of 6 prime factors and 20 positive divisors.
There are 39359520 positive integers (up to 91838992) that are relatively prime to 91838992.
91838992 has 20 divisors, whose sum is 203358016
The reverse of 91838992 is 29983819
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
ninety-one million eight hundred thirty-eight thousand nine hundred ninety-two
Scientific notation
9.1838992 × 10^7
Engineering notation
9.1838992 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 7 × 819991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
11479874
Product of the distinct prime numbers
The prime factorization of 91838992 is 2 × 2 × 2 × 2 × 7 × 819991.
Since it has a total of 6 prime factors.
8 , 6 , 43 , 71 , 708 , 811 , 134 , 6682 , 69888 , 53317 , 814284 , 675719 , 1383596 , 2519913 , 71712998 , 15386581 , 227047040 , 341435108 , 2092809428 , 156005236
n×2
183677984
n×3
275516976
n×4
367355968
n×5
459194960
n÷2
45919496
n÷3
30612997.333333
n÷3
22959748
n÷5
18367798.4
n2
8434400451576064
n3
7.7460683559709E+23
n4
7.1139110977547E+31
n5
6.533344243954E+39
2 √n
9583.2662490406
3 √n
451.17223916688
4 √n
97.894158401002
5 √n
39.138612159549
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 56 , 112 , 819991 , 1639982 , 3279964 , 5739937 , 6559928 , 11479874 , 13119856 , 22959748 , 45919496 , 91838992
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91838991
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91838992 can be divided by 20 positive divisors.
The sum of these divisors (counting 91838992) is 1, the average is 0.05.
Base
System
Value
2
Binary
101011110010101101000010000
3
Ternary
20101210220102011
4
Quaternary
11132111220100
5
Quinary
142002321432
6
Senary
13040232304
8
Octal
536255020
10
Decimal
91838992
12
Duodecimal
2690b694
16
Hexadecimal
5795a10
20
Vigesimal
18djh9c
36
Base36
1ioff4
md5
01bfb39851e88f546c89fe8d5d1e785d
sha1
ec3f3e4ab5deb71eaff64ec78eae32635382a2c7
sha256
3456bcc31d4000d51a5aef880f702c32632115d77149af96703c876e0fe66516
sha512
5d066f08ad017ebafed07854529df3eb160b05ec4eab13173d126ccac26efa0e3bd28415f7926a3e505f7783485d0290f3eeca6ec81d083052e7a527630443d7
ripemd-160
eebfc6581982c3418a7f78793deffaf8834d6a04
Diameter
183677984
Circumference
577041405.16058
Area
2.6497450496106E+16
Volume
3.2446655255097E+24
Surface area
1.0598980198442E+17
Circumference
577041405.16058
Perimeter
367355968
Area
8434400451576064
Diagonal
129879948.04107
Surface area
50606402709456384
Volume
7.7460683559709E+23
Space diagonal
159069800.25991
Perimeter
275516976
Area
3.6522025283779E+15
Altitude
79534900.129956
Surface area
3.6522025283779E+15
Volume
9.1288291034026E+22
Height
43293316.013691