72742451 is an odd 8-digits prime number following 72742450
and preceding 72742452 . In scientific notation, it is written as 7.2742451 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 72742450 positive integers (up to 72742451) that are relatively prime to 72742451.
72742451 has 2 divisors, whose sum is 72742452
The reverse of 72742451 is 15424727
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 32 Digital Root 5
Name
seventy-two million seven hundred forty-two thousand four hundred fifty-one
Scientific notation
7.2742451 × 10^7
Engineering notation
7.2742451 × 10^6
Prime Factorization
72742451
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
72742451 Product of the distinct prime numbers
The prime factorization of 72742451 is 72742451.
Since it has a total of 1 prime factors.
3 , 8 , 7 , 89 , 599 , 734 , 2018 , 6285 , 8358 , 15604 , 107018 , 991745 , 1189449 , 8393087 , 53201395 , 18710503 , 906957735 , 83505788 , 6038390708 , 1543591930
n×2
145484902
n×3
218227353
n×4
290969804
n×5
363712255
n÷2
36371225.5
n÷3
24247483.666667
n÷3
18185612.75
n÷5
14548490.2
n2
5291464177487401
n3
3.8491407364913E+23
n4
2.7999593141632E+31
n5
2.0367590321251E+39
2 √n8528.9185129183
3 √n417.44184065613
4 √n92.352144062378
5 √n37.355760818302
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
72742452 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
36371226 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8528.9185715424 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999725057 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72742451 can be divided by 2 positive divisors.
The sum of these divisors (counting 72742451) is 72742452, the average is 36371226.
Base
System
Value
2
Binary
100010101011111011000110011
3
Ternary
12001212200212212
4
Quaternary
10111133120303
5
Quinary
122110224301
6
Senary
11115042335
8
Octal
425373063
10
Decimal
72742451
12
Duodecimal
204403ab
16
Hexadecimal
455f633
20
Vigesimal
12ecg2b
36
Base36
17b4fn
md5
7da5a404706265ba734ac0b091d7e64c
sha1
da11162fff62b83c9e68f72c39505094a2416771
sha256
0fd13d3c0fda320b69cf171330cd98b51b18f9bf7980385d002148277ced86e2
sha512
d8f4cf8e604b946ce0c1394d0866bd70271a2518d0521ce5295763722593e774e84e3ae084cfb3576600a2a196b5b285ddec051c9063e2feb0412161aaa58825
ripemd-160
3b968b38bed965a2eb5bac4771d1692aa50485fb
Diameter
145484902
Circumference
457054299.33143
Area
1.6623624986728E+16
Volume
1.6123243013859E+24
Surface area
6.6494499946912E+16
Circumference
457054299.33143
Perimeter
290969804
Area
5291464177487401
Diagonal
102873360.76446
Surface area
31748785064924406
Volume
3.8491407364913E+23
Space diagonal
125993620.99909
Perimeter
218227353
Area
2.2912712004597E+15
Altitude
62996810.499545
Surface area
2.2912712004597E+15
Volume
4.5362558608573E+22
Height
34291120.25482