91051421 is an odd 8-digits composite number following 91051420
and preceding 91051422 . In scientific notation, it is written as 9.1051421 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 91031292 positive integers (up to 91051421) that are relatively prime to 91051421.
91051421 has 4 divisors, whose sum is 91071552
The reverse of 91051421 is 12415019
Previous prime number is 6863
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
ninety-one million fifty-one thousand four hundred twenty-one
Scientific notation
9.1051421 × 10^7
Engineering notation
9.1051421 × 10^6
Prime Factorization
6863 × 13267
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91051421
Product of the distinct prime numbers
The prime factorization of 91051421 is 6863 × 13267.
Since it has a total of 2 prime factors.
4 , 3 , 11 , 67 , 810 , 908 , 6709 , 9542 , 85315 , 53141 , 848570 , 168847 , 7876376 , 7058419 , 84304796 , 85446281 , 472392686 , 724893797 , 8305375402 , 8538268541
n×2
182102842
n×3
273154263
n×4
364205684
n×5
455257105
n÷2
45525710.5
n÷3
30350473.666667
n÷3
22762855.25
n÷5
18210284.2
n2
8290361266119241
n3
7.5484917388352E+23
n4
6.873008992277E+31
n5
6.257972352926E+39
2 √n
9542.086826266
3 √n
449.87884969102
4 √n
97.683605719005
5 √n
39.071253584895
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91051420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91051421 can be divided by 4 positive divisors.
The sum of these divisors (counting 91051421) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011011010101010110011101
3
Ternary
20100022220001212
4
Quaternary
11123111112131
5
Quinary
141302121141
6
Senary
13011314205
8
Octal
533252635
10
Decimal
91051421
12
Duodecimal
265ab965
16
Hexadecimal
56d559d
20
Vigesimal
18918b1
36
Base36
1i7jq5
md5
1cd26759827bd04fa73bb6b1ec3e7715
sha1
9079558a9d9e1cb7606ecc057392697f795086af
sha256
b758738f4d64229dc664c559245f44815fba1a8149129fd0d5dd19d1b846e1d3
sha512
f2c27573e35bd822271999956606216dbd763bc6ed955b15945aba2ce226cc82762ef7354f7420c5df4aae5f06dc69ea0e04bc770fe6148d752c5c3a19d5a86c
ripemd-160
514ee28e41dc7e323d866284cd9262d67077c753
Diameter
182102842
Circumference
572092950.62502
Area
2.6044938049246E+16
Volume
3.1619048256544E+24
Surface area
1.0417975219698E+17
Circumference
572092950.62502
Perimeter
364205684
Area
8290361266119241
Diagonal
128766154.45154
Surface area
49742167596715446
Volume
7.5484917388352E+23
Space diagonal
157705687.27334
Perimeter
273154263
Area
3.5898317315049E+15
Altitude
78852843.636672
Surface area
3.5898317315049E+15
Volume
8.8959828271016E+22
Height
42922051.483847