72671891 is an odd 8-digits prime number following 72671890
and preceding 72671892 . In scientific notation, it is written as 7.2671891 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 72671890 positive integers (up to 72671891) that are relatively prime to 72671891.
72671891 has 2 divisors, whose sum is 72671892
The reverse of 72671891 is 19817627
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
seventy-two million six hundred seventy-one thousand eight hundred ninety-one
Scientific notation
7.2671891 × 10^7
Engineering notation
7.2671891 × 10^6
Prime Factorization
72671891
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
72671891 Product of the distinct prime numbers
The prime factorization of 72671891 is 72671891.
Since it has a total of 1 prime factors.
2 , 5 , 22 , 34 , 632 , 375 , 6816 , 4700 , 37273 , 48556 , 689236 , 453731 , 2822790 , 9481800 , 61194039 , 25324626 , 281709485 , 310391457 , 1722736257 , 8412644297
n×2
145343782
n×3
218015673
n×4
290687564
n×5
363359455
n÷2
36335945.5
n÷3
24223963.666667
n÷3
18167972.75
n÷5
14534378.2
n2
5281203741515881
n3
3.8379506265223E+23
n4
2.7891112959401E+31
n5
2.0268999208543E+39
2 √n8524.7809942543
3 √n417.30682446926
4 √n92.329740572875
5 √n37.348511005465
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
72671892 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
36335946 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8524.7810529069 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999972479 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72671891 can be divided by 2 positive divisors.
The sum of these divisors (counting 72671891) is 72671892, the average is 36335946.
Base
System
Value
2
Binary
100010101001110001010010011
3
Ternary
12001202010002112
4
Quaternary
10111032022103
5
Quinary
122101000031
6
Senary
11113335535
8
Octal
425161223
10
Decimal
72671891
12
Duodecimal
204075ab
16
Hexadecimal
454e293
20
Vigesimal
12e3jeb
36
Base36
179lzn
md5
9ca6226b0359918fd6845e13abf6dc59
sha1
5e751e417457ee13f074c0ba4c0e0d3c87c21f22
sha256
3e9512e0832eb62e44789109a790a94c0ac5ddc94516c609ad420770e01da2a6
sha512
683cc5e1d18b157cd134ffb7ebf9d1fa8401756850682e987f8f07e58f463179464417691f48877813c6a3af5adcad7184c96a1ae08e5b43f4aa566bb615630b
ripemd-160
55578994391d5acb405e0519f28ecce7ac3f6ee9
Diameter
145343782
Circumference
456610957.77616
Area
1.6591390876457E+16
Volume
1.6076369990831E+24
Surface area
6.6365563505829E+16
Circumference
456610957.77616
Perimeter
290687564
Area
5281203741515881
Diagonal
102773573.8555
Surface area
31687222449095286
Volume
3.8379506265223E+23
Space diagonal
125871407.49411
Perimeter
218015673
Area
2.2868283013571E+15
Altitude
62935703.747054
Surface area
2.2868283013571E+15
Volume
4.5230681897885E+22
Height
34257857.951833