72678897 is an odd 8-digits composite number following 72678896
and preceding 72678898 . In scientific notation, it is written as 7.2678897 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 48452580 positive integers (up to 72678897) that are relatively prime to 72678897.
72678897 has 8 divisors, whose sum is 107672480
The reverse of 72678897 is 79887627
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-two million six hundred seventy-eight thousand eight hundred ninety-seven
Scientific notation
7.2678897 × 10^7
Engineering notation
7.2678897 × 10^6
Prime Factorization
9 × 3 × 2691811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72678897
Product of the distinct prime numbers
The prime factorization of 72678897 is 9 × 3 × 2691811.
Since it has a total of 3 prime factors.
9 , 8 , 86 , 78 , 68 , 556 , 6997 , 1688 , 63019 , 38568 , 778096 , 301457 , 2478492 , 6454040 , 75647845 , 97035609 , 751071970 , 245010360 , 2862719464 , 450150696
n×2
145357794
n×3
218036691
n×4
290715588
n×5
363394485
n÷2
36339448.5
n÷3
24226299
n÷3
18169724.25
n÷5
14535779.4
n2
5282222069136609
n3
3.8390607369391E+23
n4
2.7901869987674E+31
n5
2.0278771349415E+39
2 √n
8525.1919039984
3 √n
417.32023432014
4 √n
92.331965775664
5 √n
37.349231101157
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72678896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72678897 can be divided by 8 positive divisors.
The sum of these divisors (counting 72678897) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001111110111110001
3
Ternary
12001202110201000
4
Quaternary
10111033313301
5
Quinary
122101211042
6
Senary
11113432213
8
Octal
425176761
10
Decimal
72678897
12
Duodecimal
2040b669
16
Hexadecimal
454fdf1
20
Vigesimal
12e4h4h
36
Base36
179re9
md5
6d9179afd58fb817a14fed7e7cc83ec6
sha1
0e57f3e16d4b02e65b3cebb682f5d1764abaa392
sha256
deee2da40439e8432dfcede27d287c33abb89057a0eea93ec55616870d53958f
sha512
31226322aeff99e66f01da8a8cb1b575641f156c30ae37ed43c3c3961cab54a87f0e255b7b36fc7609d64514e04aaa1bd2f45c1089eb357e323577e36873f9ab
ripemd-160
b53a9fe32531f2d7ef7b2e7baadcf0c19d671a54
Diameter
145357794
Circumference
456654977.77242
Area
1.6594590047029E+16
Volume
1.608102001047E+24
Surface area
6.6378360188118E+16
Circumference
456654977.77242
Perimeter
290715588
Area
5282222069136609
Diagonal
102783481.83572
Surface area
31693332414819654
Volume
3.8390607369391E+23
Space diagonal
125883542.24207
Perimeter
218036691
Area
2.2872692501516E+15
Altitude
62941771.121033
Surface area
2.2872692501516E+15
Volume
4.5243764674611E+22
Height
34261160.611906