72154920 is an even 8-digits composite number following 72154919
and preceding 72154921 . In scientific notation, it is written as 7.2154920 × 10^7.
The sum of its digits is 30. It has a total of 6 prime factors and 32 positive divisors.
There are 19241280 positive integers (up to 72154920) that are relatively prime to 72154920.
72154920 has 32 divisors, whose sum is 216465120
The reverse of 72154920 is 02945127
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million one hundred fifty-four thousand nine hundred twenty
Scientific notation
7.2154920 × 10^7
Engineering notation
7.2154920 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 5 × 601291
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
18038730
Product of the distinct prime numbers
The prime factorization of 72154920 is 2 × 2 × 2 × 3 × 5 × 601291.
Since it has a total of 6 prime factors.
5 , 10 , 70 , 33 , 882 , 550 , 443 , 7505 , 63491 , 75240 , 744148 , 459867 , 6584820 , 6785161 , 20880433 , 47535494 , 340006767 , 171208515 , 5882598652 , 831462191
n×2
144309840
n×3
216464760
n×4
288619680
n×5
360774600
n÷2
36077460
n÷3
24051640
n÷3
18038730
n÷5
14430984
n2
5206332480206400
n3
3.7566250360269E+23
n4
2.7105897894452E+31
n5
1.9558238941024E+39
2 √n
8494.4052175535
3 √n
416.31492733199
4 √n
92.165097610503
5 √n
37.295221421757
1 , 2 , 3 , 4 , 5 , 6 , 8 , 10 , 12 , 15 , 20 , 24 , 30 , 40 , 60 , 120 , 601291 , 1202582 , 1803873 , 2405164 , 3006455 , 3607746 , 4810328 , 6012910 , 7215492 , 9019365 , 12025820 , 14430984 , 18038730 , 24051640 , 36077460 , 72154920
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72154919
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72154920 can be divided by 32 positive divisors.
The sum of these divisors (counting 72154920) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010011001111111100101000
3
Ternary
12000202211221110
4
Quaternary
10103033330220
5
Quinary
121432424140
6
Senary
11054310320
8
Octal
423177450
10
Decimal
72154920
12
Duodecimal
201b83a0
16
Hexadecimal
44cff28
20
Vigesimal
12aj760
36
Base36
16yj3c
md5
53df60d53e605f2b747031cef65b5ce4
sha1
f7baec7330051c3cf97e19477d265b0b55a7d943
sha256
708dd2849eaf995a36a2e59c4f4767f569fd6cb942b7e63615124583e0bb7568
sha512
8e8e158e3b46a6d439abb7c3f0ea5b7ed243a2b064d78e112999e576c7c79689d4185367697887623da4c7fb6a65c939fd4086c3251d2beeff6363b297b2b632
ripemd-160
d0dd62f1fd94bd4e70df6c0d9e4c029a43dfe752
Diameter
144309840
Circumference
453362733.18472
Area
1.6356175871962E+16
Volume
1.5735714153965E+24
Surface area
6.5424703487849E+16
Circumference
453362733.18472
Perimeter
288619680
Area
5206332480206400
Diagonal
102042466.45595
Surface area
31237994881238400
Volume
3.7566250360269E+23
Space diagonal
124975987.45607
Perimeter
216464760
Area
2.2544080942034E+15
Altitude
62487993.728034
Surface area
2.2544080942034E+15
Volume
4.4272250622497E+22
Height
34014155.485315