72671861 is an odd 8-digits composite number following 72671860
and preceding 72671862 . In scientific notation, it is written as 7.2671861 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 72551532 positive integers (up to 72671861) that are relatively prime to 72671861.
72671861 has 4 divisors, whose sum is 72792192
The reverse of 72671861 is 16817627
Previous prime number is 607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million six hundred seventy-one thousand eight hundred sixty-one
Scientific notation
7.2671861 × 10^7
Engineering notation
7.2671861 × 10^6
Prime Factorization
607 × 119723
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72671861
Product of the distinct prime numbers
The prime factorization of 72671861 is 607 × 119723.
Since it has a total of 2 prime factors.
6 , 5 , 20 , 98 , 944 , 100 , 6998 , 2400 , 36121 , 30714 , 628954 , 846831 , 3235988 , 6483505 , 57060342 , 87371696 , 433051103 , 483961588 , 975457691 , 123523359
n×2
145343722
n×3
218015583
n×4
290687444
n×5
363359305
n÷2
36335930.5
n÷3
24223953.666667
n÷3
18167965.25
n÷5
14534372.2
n2
5281199381203321
n3
3.8379458734409E+23
n4
2.7891066904022E+31
n5
2.0268957371908E+39
2 √n
8524.7792346782
3 √n
417.30676704584
4 √n
92.329731044113
5 √n
37.348507921864
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
-72671860
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 72671861 can be divided by 4 positive divisors.
The sum of these divisors (counting 72671861) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001110001001110101
3
Ternary
12001202010001102
4
Quaternary
10111032021311
5
Quinary
122100444421
6
Senary
11113335445
8
Octal
425161165
10
Decimal
72671861
12
Duodecimal
20407585
16
Hexadecimal
454e275
20
Vigesimal
12e3jd1
36
Base36
179lyt
md5
4f13eeb59eb0462d7fe7696650e06e90
sha1
6afa05fcb889239be44e96df78a2ebf9a0ff5cb0
sha256
59a1c6359b0394efb194db14d8c0c935e31ca37886fee757ceb8bc4736c650cd
sha512
a3bcfe8a9dc59dfab3b338ec962672de5c8dc0b5a306ccb829534a006a3b81c12f342337b39dd531c9916bf866695bee3f6cc84391db341bc31d721d1970f0b7
ripemd-160
97d7c9a02c8b5fe6342a2184f71871e5504b633e
Diameter
145343722
Circumference
456610769.2806
Area
1.6591377178131E+16
Volume
1.607635008117E+24
Surface area
6.6365508712525E+16
Circumference
456610769.2806
Perimeter
290687444
Area
5281199381203321
Diagonal
102773531.42909
Surface area
31687196287219926
Volume
3.8379458734409E+23
Space diagonal
125871355.53258
Perimeter
218015583
Area
2.2868264132864E+15
Altitude
62935677.766292
Surface area
2.2868264132864E+15
Volume
4.5230625882284E+22
Height
34257843.809697