91738991 is an odd 8-digits prime number following 91738990
and preceding 91738992 . In scientific notation, it is written as 9.1738991 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 91738990 positive integers (up to 91738991) that are relatively prime to 91738991.
91738991 has 2 divisors, whose sum is 91738992
The reverse of 91738991 is 19983719
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
ninety-one million seven hundred thirty-eight thousand nine hundred ninety-one
Scientific notation
9.1738991 × 10^7
Engineering notation
9.1738991 × 10^6
Prime Factorization
91738991
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
91738991
Product of the distinct prime numbers
The prime factorization of 91738991 is 91738991.
Since it has a total of 1 prime factors.
5 , 3 , 80 , 47 , 302 , 989 , 5926 , 1666 , 35902 , 67666 , 435931 , 914802 , 1396526 , 3707600 , 39120592 , 12448522 , 184129165 , 74446774 , 954648698 , 7525648749
n×2
183477982
n×3
275216973
n×4
366955964
n×5
458694955
n÷2
45869495.5
n÷3
30579663.666667
n÷3
22934747.75
n÷5
18347798.2
n2
8416042469698081
n3
7.7207924438325E+23
n4
7.0829770851762E+31
n5
6.4978517107018E+39
2 √n
9578.0473479723
3 √n
451.00842326898
4 √n
97.86749893592
5 √n
39.130085049048
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
91738992
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
45869496
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9578.047400175
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999978199
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91738991 can be divided by 2 positive divisors.
The sum of these divisors (counting 91738991) is 91738992, the average is 45869496.
Base
System
Value
2
Binary
101011101111101001101101111
3
Ternary
20101121211020102
4
Quaternary
11131331031233
5
Quinary
141441121431
6
Senary
13034141315
8
Octal
535751557
10
Decimal
91738991
12
Duodecimal
2688183b
16
Hexadecimal
577d36f
20
Vigesimal
18d779b
36
Base36
1ima9b
md5
0c3b72e584b20527b45ca07082bb6ba6
sha1
da72a5b7618233f6de99421f7f061c59e97cbd80
sha256
f95867b03a9618dc68a10d6034d3061a2f96d39acca04df7ad29c3a88567207a
sha512
5e53a6167750dcbcc461570968482ebbf474d2a17803f483f8e89767e57e439606905383747dcfb4fb3e034ef68b44e0ed958b7a09d4a75d2587ae36b1386fb6
ripemd-160
628dc708028a8cd3dd142e089e37886b87dc1528
Diameter
183477982
Circumference
576413080.34668
Area
2.6439777195103E+16
Volume
3.2340779761914E+24
Surface area
1.0575910878041E+17
Circumference
576413080.34668
Perimeter
366955964
Area
8416042469698081
Diagonal
129738525.27062
Surface area
50496254818188486
Volume
7.7207924438325E+23
Space diagonal
158896593.4471
Perimeter
275216973
Area
3.6442532890436E+15
Altitude
79448296.723552
Surface area
3.6442532890436E+15
Volume
9.0990411552797E+22
Height
43246175.090208