91972015 is an odd 8-digits composite number following 91972014
and preceding 91972016 . In scientific notation, it is written as 9.1972015 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 73577608 positive integers (up to 91972015) that are relatively prime to 91972015.
91972015 has 4 divisors, whose sum is 110366424
The reverse of 91972015 is 51027919
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
ninety-one million nine hundred seventy-two thousand fifteen
Scientific notation
9.1972015 × 10^7
Engineering notation
9.1972015 × 10^6
Prime Factorization
5 × 18394403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91972015
Product of the distinct prime numbers
The prime factorization of 91972015 is 5 × 18394403.
Since it has a total of 2 prime factors.
2 , 6 , 14 , 41 , 42 , 104 , 2160 , 5297 , 40008 , 82135 , 777172 , 736444 , 4454930 , 8195810 , 84274420 , 41269174 , 178231426 , 643254060 , 2205893699 , 8985507020
n×2
183944030
n×3
275916045
n×4
367888060
n×5
459860075
n÷2
45986007.5
n÷3
30657338.333333
n÷3
22993003.75
n÷5
18394403
n2
8458851543160225
n3
7.7797762101031E+23
n4
7.1552169429224E+31
n5
6.5807972000271E+39
2 √n
9590.2041167016
3 √n
451.38996561093
4 √n
97.929587544835
5 √n
39.149943559624
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
-91972014
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 91972015 can be divided by 4 positive divisors.
The sum of these divisors (counting 91972015) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110110110000110101111
3
Ternary
20102001122212221
4
Quaternary
11132312012233
5
Quinary
142021101030
6
Senary
13043140211
8
Octal
536660657
10
Decimal
91972015
12
Duodecimal
26974667
16
Hexadecimal
57b61af
20
Vigesimal
18ega0f
36
Base36
1ira27
md5
9b441575311bcf8d9eaf56bf9ceb759a
sha1
42e4daed625970043a30cd61337232f2a0d80d8b
sha256
70071d36d4d984425c232f927edcb480d6f2f978ae9f0d36805a6e27fd7994f5
sha512
67003ef7ec4f1a45ad09959bd885307113457f53f726fcd11fda940d056ec25be682ab7491071f7bc7fc7236b7eca941f036d9eac41b88060305905d855eb2e9
ripemd-160
aedfbb6f5adbaa3a488106dea06fe7dc98ad0921
Diameter
183944030
Circumference
577877213.3197
Area
2.6574265865799E+16
Volume
3.258785038431E+24
Surface area
1.062970634632E+17
Circumference
577877213.3197
Perimeter
367888060
Area
8458851543160225
Diagonal
130068070.97178
Surface area
50753109258961350
Volume
7.7797762101031E+23
Space diagonal
159300202.85449
Perimeter
275916045
Area
3.662790161609E+15
Altitude
79650101.427243
Surface area
3.662790161609E+15
Volume
9.1685541904627E+22
Height
43356023.657261