91369985 is an odd 8-digits composite number following 91369984
and preceding 91369986 . In scientific notation, it is written as 9.1369985 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 58967808 positive integers (up to 91369985) that are relatively prime to 91369985.
91369985 has 16 divisors, whose sum is 132679296
The reverse of 91369985 is 58996319
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
ninety-one million three hundred sixty-nine thousand nine hundred eighty-five
Scientific notation
9.1369985 × 10^7
Engineering notation
9.1369985 × 10^6
Prime Factorization
17 × 5 × 7 × 153563
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91369985
Product of the distinct prime numbers
The prime factorization of 91369985 is 17 × 5 × 7 × 153563.
Since it has a total of 4 prime factors.
10 , 6 , 79 , 3 , 417 , 66 , 115 , 183 , 85867 , 47839 , 901076 , 231831 , 2938453 , 8145234 , 49823572 , 8138604 , 11318338 , 371547017 , 7682393709 , 5342054802
n×2
182739970
n×3
274109955
n×4
365479940
n×5
456849925
n÷2
45684992.5
n÷3
30456661.666667
n÷3
22842496.25
n÷5
18273997
n2
8348474158900225
n3
7.627999586716E+23
n4
6.9697020781825E+31
n5
6.36821574338E+39
2 √n
9558.7648260641
3 √n
450.40290664036
4 √n
97.76893589512
5 √n
39.098555327441
1 , 5 , 7 , 17 , 35 , 85 , 119 , 595 , 153563 , 767815 , 1074941 , 2610571 , 5374705 , 13052855 , 18273997 , 91369985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91369984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91369985 can be divided by 16 positive divisors.
The sum of these divisors (counting 91369985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011100100011001000000001
3
Ternary
20100221002001112
4
Quaternary
11130203020001
5
Quinary
141342314420
6
Senary
13022213105
8
Octal
534431001
10
Decimal
91369985
12
Duodecimal
26724195
16
Hexadecimal
5723201
20
Vigesimal
18b14j5
36
Base36
1iedj5
md5
7ccfea4ebd784f3241fedda13aa22d33
sha1
4e3f884aca369150418c7005f018d751f1c58030
sha256
6306817df17ea3f7ed2814f7af5334a24eaf762778cdb72595eba71da6de2028
sha512
5e4accf6a58f83807f328f86ff4ad748d70e567fd51787028c4ff2de6f943556fcc4451622a941095a7f78675aab70c10e4b77cff32ac4c036f692d0fdb4951c
ripemd-160
28a0e9ed815934d65bf1727215b8edc95c2a250c
Diameter
182739970
Circumference
574094547.26922
Area
2.6227505086285E+16
Volume
3.1952089950951E+24
Surface area
1.0491002034514E+17
Circumference
574094547.26922
Perimeter
365479940
Area
8348474158900225
Diagonal
129216671.98083
Surface area
50090844953401350
Volume
7.627999586716E+23
Space diagonal
158257456.30681
Perimeter
274109955
Area
3.6149953522228E+15
Altitude
79128728.153403
Surface area
3.6149953522228E+15
Volume
8.9896837244251E+22
Height
43072223.993609