91053721 is an odd 8-digits composite number following 91053720
and preceding 91053722 . In scientific notation, it is written as 9.1053721 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 82776100 positive integers (up to 91053721) that are relatively prime to 91053721.
91053721 has 4 divisors, whose sum is 99331344
The reverse of 91053721 is 12735019
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
ninety-one million fifty-three thousand seven hundred twenty-one
Scientific notation
9.1053721 × 10^7
Engineering notation
9.1053721 × 10^6
Prime Factorization
11 × 8277611
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91053721
Product of the distinct prime numbers
The prime factorization of 91053721 is 11 × 8277611.
Since it has a total of 2 prime factors.
8 , 8 , 72 , 87 , 928 , 159 , 7889 , 8522 , 1626 , 6741 , 696672 , 590208 , 2472050 , 6676483 , 18288412 , 53044395 , 903277909 , 504066563 , 6438270485 , 1297254699
n×2
182107442
n×3
273161163
n×4
364214884
n×5
455268605
n÷2
45526860.5
n÷3
30351240.333333
n÷3
22763430.25
n÷5
18210744.2
n2
8290780107945841
n3
7.5490637882125E+23
n4
6.873703479831E+31
n5
6.2587627888927E+39
2 √n
9542.2073442155
3 √n
449.88263770673
4 √n
97.684222596157
5 √n
39.071450974401
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
-91053720
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 91053721 can be divided by 4 positive divisors.
The sum of these divisors (counting 91053721) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011011010101111010011001
3
Ternary
20100100000020001
4
Quaternary
11123111322121
5
Quinary
141302204341
6
Senary
13011333001
8
Octal
533257231
10
Decimal
91053721
12
Duodecimal
265b1161
16
Hexadecimal
56d5e99
20
Vigesimal
1891e61
36
Base36
1i7li1
md5
19df180c804cd17f6369e2fb8495ac43
sha1
47ca17ccedb6807c8e4241475e37d5678d6254cb
sha256
f96e516721b6c47fd1c44efadaad5da68523b303e73a25ccd5e9f1f799dda4dd
sha512
73286449e310674afceb10ba76460d4018a7568538c9f6dc66d83331514c71c7e6aa7ecd508e62ca85042f2d794449c5ba7492ae44901e6d16c4629adeb5c269
ripemd-160
0f5e8ada9db324866349cfc3ff495d8f5be49834
Diameter
182107442
Circumference
572107401.95123
Area
2.6046253879651E+16
Volume
3.1621444451372E+24
Surface area
1.041850155186E+17
Circumference
572107401.95123
Perimeter
364214884
Area
8290780107945841
Diagonal
128769407.14274
Surface area
49744680647675046
Volume
7.5490637882125E+23
Space diagonal
157709670.9902
Perimeter
273161163
Area
3.5900130953359E+15
Altitude
78854835.495101
Surface area
3.5900130953359E+15
Volume
8.8966569937581E+22
Height
42923135.714245