91393721 is an odd 8-digits prime number following 91393720
and preceding 91393722 . In scientific notation, it is written as 9.1393721 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 91393720 positive integers (up to 91393721) that are relatively prime to 91393721.
91393721 has 2 divisors, whose sum is 91393722
The reverse of 91393721 is 12739319
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
ninety-one million three hundred ninety-three thousand seven hundred twenty-one
Scientific notation
9.1393721 × 10^7
Engineering notation
9.1393721 × 10^6
Prime Factorization
91393721
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
91393721 Product of the distinct prime numbers
The prime factorization of 91393721 is 91393721.
Since it has a total of 1 prime factors.
1 , 3 , 37 , 50 , 162 , 468 , 9205 , 8207 , 66224 , 23687 , 812210 , 182091 , 5061533 , 2638220 , 35739121 , 71540464 , 148876900 , 909657192 , 2136820346 , 4376853471
n×2
182787442
n×3
274181163
n×4
365574884
n×5
456968605
n÷2
45696860.5
n÷3
30464573.666667
n÷3
22848430.25
n÷5
18278744.2
n2
8352812238225841
n3
7.633945912658E+23
n4
6.9769472287055E+31
n5
6.3764916845204E+39
2 √n9560.0063284498
3 √n450.44190499699
4 √n97.775284854864
5 √n39.100586512824
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
91393722 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
45696861 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9560.006380751 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999781167 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91393721 can be divided by 2 positive divisors.
The sum of these divisors (counting 91393721) is 91393722, the average is 45696861.
Base
System
Value
2
Binary
101011100101000111010111001
3
Ternary
20100222021121122
4
Quaternary
11130220322321
5
Quinary
141344044341
6
Senary
13022515025
8
Octal
534507271
10
Decimal
91393721
12
Duodecimal
26735a75
16
Hexadecimal
5728eb9
20
Vigesimal
18b4461
36
Base36
1ievuh
md5
bc5ec1d31f6773137ce47a29f47e610a
sha1
aad6e6b6f2ea70541eada6907ed704f1904214a5
sha256
a3f088857525a557681809f15f3a8467a37978ca38143678b6e537df4e4b91bc
sha512
12ad9feea7f32cd53767d27b48bd1147b51c9a7e8239f121001ce7e472fce0b6d7a87b330dba5988e65fde715da736264cf31c2f83d5b66af0ba6f349997a2f6
ripemd-160
d9228b03e3d131f809a9bd681a362034881abdfd
Diameter
182787442
Circumference
574243684.95567
Area
2.6241133564425E+16
Volume
3.1976997862811E+24
Surface area
1.049645342577E+17
Circumference
574243684.95567
Perimeter
365574884
Area
8352812238225841
Diagonal
129250239.75394
Surface area
50116873429355046
Volume
7.633945912658E+23
Space diagonal
158298568.26477
Perimeter
274181163
Area
3.6168737956726E+15
Altitude
79149284.132387
Surface area
3.6168737956726E+15
Volume
8.996691536753E+22
Height
43083413.251314