91008061 is an odd 8-digits composite number following 91008060
and preceding 91008062 . In scientific notation, it is written as 9.1008061 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 87869824 positive integers (up to 91008061) that are relatively prime to 91008061.
91008061 has 4 divisors, whose sum is 94146300
The reverse of 91008061 is 16080019
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
ninety-one million eight thousand sixty-one
Scientific notation
9.1008061 × 10^7
Engineering notation
9.1008061 × 10^6
Prime Factorization
29 × 3138209
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91008061
Product of the distinct prime numbers
The prime factorization of 91008061 is 29 × 3138209.
Since it has a total of 2 prime factors.
6 , 7 , 26 , 40 , 156 , 505 , 4248 , 9436 , 61089 , 16765 , 768895 , 542959 , 8604650 , 9443828 , 28277054 , 2776335 , 672815396 , 608616087 , 2397157304 , 1949521929
n×2
182016122
n×3
273024183
n×4
364032244
n×5
455040305
n÷2
45504030.5
n÷3
30336020.333333
n÷3
22752015.25
n÷5
18201612.2
n2
8282467166979721
n3
7.5377127716299E+23
n4
6.8599262372097E+31
n5
6.2430858545148E+39
2 √n
9539.8145160165
3 √n
449.80742541964
4 √n
97.671974056105
5 √n
39.067531616941
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
-91008060
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 91008061 can be divided by 4 positive divisors.
The sum of these divisors (counting 91008061) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011011001010110000111101
3
Ternary
20100020200120221
4
Quaternary
11123022300331
5
Quinary
141244224221
6
Senary
13010341341
8
Octal
533126075
10
Decimal
91008061
12
Duodecimal
2658a851
16
Hexadecimal
56cac3d
20
Vigesimal
188g031
36
Base36
1i6m9p
md5
dee62950940662a138fc5e5498f1ef80
sha1
9652e3321f899c3e1fba69b42ed1b57a89d0364c
sha256
69248fd482985217ebbe165a84539fab9ede37175794d02506f4812567c4bda3
sha512
979b2386dbca0d0ded8b7803954f17f0b62f71f9f52556555ab1d5a0a884053107addb3bb6bf72c574b8f7c8125925d2be3859f64f241d862fb9b1a2fcdbbe7b
ripemd-160
831da6158e5894780cf1ec5008dc552a39a748fd
Diameter
182016122
Circumference
571820511.7101
Area
2.6020138005382E+16
Volume
3.1573897424297E+24
Surface area
1.0408055202153E+17
Circumference
571820511.7101
Perimeter
364032244
Area
8282467166979721
Diagonal
128704834.15148
Surface area
49694803001878326
Volume
7.5377127716299E+23
Space diagonal
157630585.55033
Perimeter
273024183
Area
3.5864134863075E+15
Altitude
78815292.775164
Surface area
3.5864134863075E+15
Volume
8.8832796924266E+22
Height
42901611.383826