91997211 is an odd 8-digits composite number following 91997210
and preceding 91997212 . In scientific notation, it is written as 9.1997211 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 60325920 positive integers (up to 91997211) that are relatively prime to 91997211.
91997211 has 8 divisors, whose sum is 124674064
The reverse of 91997211 is 11279919
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
ninety-one million nine hundred ninety-seven thousand two hundred eleven
Scientific notation
9.1997211 × 10^7
Engineering notation
9.1997211 × 10^6
Prime Factorization
3 × 61 × 502717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91997211
Product of the distinct prime numbers
The prime factorization of 91997211 is 3 × 61 × 502717.
Since it has a total of 3 prime factors.
7 , 5 , 5 , 16 , 489 , 253 , 7426 , 2428 , 45666 , 24095 , 275144 , 832705 , 4239106 , 2035709 , 43348208 , 27199635 , 410865586 , 3468807 , 3258411718 , 8380906406
n×2
183994422
n×3
275991633
n×4
367988844
n×5
459986055
n÷2
45998605.5
n÷3
30665737
n÷3
22999302.75
n÷5
18399442.2
n2
8463486831778521
n3
7.7861718385885E+23
n4
7.1630609351688E+31
n5
6.5898162825859E+39
2 √n
9591.5176588484
3 √n
451.4311817104
4 √n
97.936293879483
5 √n
39.152088372701
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91997210
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91997211 can be divided by 8 positive divisors.
The sum of these divisors (counting 91997211) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011110111100010000011011
3
Ternary
20102002221110010
4
Quaternary
11132330100123
5
Quinary
142022402321
6
Senary
13043453003
8
Octal
536742033
10
Decimal
91997211
12
Duodecimal
26987163
16
Hexadecimal
57bc41b
20
Vigesimal
18ejd0b
36
Base36
1irti3
md5
75e424081513cc5234ba69bce1254cb1
sha1
50b0090f7cd3348f5f3ae7988c82fbc85fc7a94a
sha256
021bbc33952bf43f8bd30c5f510bf44beacfba11d5a32c87abcff0065b8bad7d
sha512
c107d11bfbd1e3a15d4f5ffbd53c86caa9bca11d3c242544f0bad3191fcd0618b259c93ef861db17310b9f09046015016d01b4e329c7361b15b093137d0dd2ad
ripemd-160
f753a1f9f4473b1fcd79548363378c4b288ae16d
Diameter
183994422
Circumference
578035524.4567
Area
2.6588828054469E+16
Volume
3.2614640330263E+24
Surface area
1.0635531221788E+17
Circumference
578035524.4567
Perimeter
367988844
Area
8463486831778521
Diagonal
130103703.4967
Surface area
50780920990671126
Volume
7.7861718385885E+23
Space diagonal
159343843.60663
Perimeter
275991633
Area
3.6647973004576E+15
Altitude
79671921.803317
Surface area
3.6647973004576E+15
Volume
9.1760915109161E+22
Height
43367901.165566