91749405 is an odd 8-digits composite number following 91749404
and preceding 91749406 . In scientific notation, it is written as 9.1749405 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 43534400 positive integers (up to 91749405) that are relatively prime to 91749405.
91749405 has 16 divisors, whose sum is 127217664
The reverse of 91749405 is 50494719
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
ninety-one million seven hundred forty-nine thousand four hundred five
Scientific notation
9.1749405 × 10^7
Engineering notation
9.1749405 × 10^6
Prime Factorization
3 × 55 × 47 × 11831
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91749405
Product of the distinct prime numbers
The prime factorization of 91749405 is 3 × 55 × 47 × 11831.
Since it has a total of 4 prime factors.
4 , 10 , 68 , 51 , 329 , 168 , 1662 , 8320 , 92751 , 29299 , 269384 , 924227 , 7359145 , 2597356 , 65577885 , 77102141 , 264902649 , 642266921 , 8894086980 , 2469656472
n×2
183498810
n×3
275248215
n×4
366997620
n×5
458747025
n÷2
45874702.5
n÷3
30583135
n÷3
22937351.25
n÷5
18349881
n2
8417953317854025
n3
7.7234220823088E+23
n4
7.086193806157E+31
n5
6.5015406542959E+39
2 √n
9578.5909715365
3 √n
451.02548843744
4 √n
97.870276241239
5 √n
39.130973400226
1 , 3 , 47 , 55 , 141 , 165 , 2585 , 7755 , 11831 , 35493 , 556057 , 650705 , 1668171 , 1952115 , 30583135 , 91749405
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
-91749404
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 91749405 can be divided by 16 positive divisors.
The sum of these divisors (counting 91749405) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011101111111110000011101
3
Ternary
20101122100112010
4
Quaternary
11131333300131
5
Quinary
141441440110
6
Senary
13034301433
8
Octal
535776035
10
Decimal
91749405
12
Duodecimal
26887879
16
Hexadecimal
577fc1d
20
Vigesimal
18d8da5
36
Base36
1imial
md5
28f76a16257996080df74b3677988307
sha1
9e40b51ab9b5de0638c74dd0696b656a24ad9048
sha256
389760dc40375b96f829b34ca44529d94293a53f153b6c6424fa7d0dd994f83a
sha512
2877598e85a3af2ef7c9b3bf029490afba76757f6878ef15964626b87d68be81f43ee9e631dd3f9a14cf36d2bcad368c563d8a22431b6b1021c92863cedb6767
ripemd-160
5ece9272fec4a945ff95429acf3259913e78d91a
Diameter
183498810
Circumference
576478513.43847
Area
2.6445780301632E+16
Volume
3.2351794765806E+24
Surface area
1.0578312120653E+17
Circumference
576478513.43847
Perimeter
366997620
Area
8417953317854025
Diagonal
129753252.89066
Surface area
50507719907124150
Volume
7.7234220823088E+23
Space diagonal
158914631.02421
Perimeter
275248215
Area
3.6450807105665E+15
Altitude
79457315.512107
Surface area
3.6450807105665E+15
Volume
9.1021402139442E+22
Height
43251084.296887