72157415 is an odd 8-digits composite number following 72157414
and preceding 72157416 . In scientific notation, it is written as 7.2157415 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 51810720 positive integers (up to 72157415) that are relatively prime to 72157415.
72157415 has 8 divisors, whose sum is 74403840
The reverse of 72157415 is 51475127
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-two million one hundred fifty-seven thousand four hundred fifteen
Scientific notation
7.2157415 × 10^7
Engineering notation
7.2157415 × 10^6
Prime Factorization
55 × 79 × 16607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72157415
Product of the distinct prime numbers
The prime factorization of 72157415 is 55 × 79 × 16607.
Since it has a total of 3 prime factors.
7 , 3 , 74 , 94 , 39 , 799 , 2569 , 3562 , 64815 , 14768 , 848817 , 878508 , 1936460 , 5205681 , 54130117 , 14666417 , 893811078 , 998152442 , 8355772914 , 3241228286
n×2
144314830
n×3
216472245
n×4
288629660
n×5
360787075
n÷2
36078707.5
n÷3
24052471.666667
n÷3
18039353.75
n÷5
14431483
n2
5206692539482225
n3
3.7570147434882E+23
n4
2.71096472007E+31
n5
1.9561620635645E+39
2 √n
8494.5520776554
3 √n
416.3197257748
4 √n
92.165894330036
5 √n
37.295479339832
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
-72157414
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 72157415 can be divided by 8 positive divisors.
The sum of these divisors (counting 72157415) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010000100011100111
3
Ternary
12000202222100212
4
Quaternary
10103100203213
5
Quinary
121433014130
6
Senary
11054330035
8
Octal
423204347
10
Decimal
72157415
12
Duodecimal
201b991b
16
Hexadecimal
44d08e7
20
Vigesimal
12ajdaf
36
Base36
16yl0n
md5
bbe80e9f844eac86ecbe5fd5a5706acd
sha1
186c6a308ff99be26af518455618af3fa85a2b4f
sha256
bbeed6761bbb4348149c6b0800f6ff40e5ce26f7183f1a5b799c58dfc40240e6
sha512
26642825c65c8c28f6f481cd52d859ed07af721fae76bdb5f7cc025a73f0bd42cd18a54e8c2e91d13cf96ae97cb691079b831432c067950b357465bd71b826e6
ripemd-160
014e42c831b463166cc7e4fce24982a54b58cae8
Diameter
144314830
Circumference
453378409.73206
Area
1.6357307031538E+16
Volume
1.5737346556762E+24
Surface area
6.5429228126153E+16
Circumference
453378409.73206
Perimeter
288629660
Area
5206692539482225
Diagonal
102045994.91878
Surface area
31240155236893350
Volume
3.7570147434882E+23
Space diagonal
124980308.92283
Perimeter
216472245
Area
2.2545640044433E+15
Altitude
62490154.461416
Surface area
2.2545640044433E+15
Volume
4.4276843368973E+22
Height
34015331.639595