72157047 is an odd 8-digits composite number following 72157046
and preceding 72157048 . In scientific notation, it is written as 7.2157047 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 48104696 positive integers (up to 72157047) that are relatively prime to 72157047.
72157047 has 4 divisors, whose sum is 96209400
The reverse of 72157047 is 74075127
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million one hundred fifty-seven thousand forty-seven
Scientific notation
7.2157047 × 10^7
Engineering notation
7.2157047 × 10^6
Prime Factorization
3 × 24052349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72157047
Product of the distinct prime numbers
The prime factorization of 72157047 is 3 × 24052349.
Since it has a total of 2 prime factors.
3 , 8 , 43 , 19 , 563 , 977 , 6887 , 265 , 82555 , 66172 , 731105 , 353595 , 2638494 , 1897286 , 47455680 , 81351145 , 138138668 , 560749498 , 6020465503 , 9308496527
n×2
144314094
n×3
216471141
n×4
288628188
n×5
360785235
n÷2
36078523.5
n÷3
24052349
n÷3
18039261.75
n÷5
14431409.4
n2
5206639431760209
n3
3.7569572618957E+23
n4
2.710909417236E+31
n5
1.9561121823224E+39
2 √n
8494.5304166858
3 √n
416.31901803548
4 √n
92.165776819196
5 √n
37.295441298657
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
-72157046
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 72157047 can be divided by 4 positive divisors.
The sum of these divisors (counting 72157047) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011010000011101110111
3
Ternary
12000202221212020
4
Quaternary
10103100131313
5
Quinary
121433011142
6
Senary
11054324223
8
Octal
423203567
10
Decimal
72157047
12
Duodecimal
201b9673
16
Hexadecimal
44d0777
20
Vigesimal
12ajcc7
36
Base36
16ykqf
md5
aa089a69c640bc1d31d5a8c9d723b3ab
sha1
29aaa5e6b1d9824c4b37c2bdb36f3701ebc9b0b6
sha256
578095838f3373d0337d6e7db022be5b8b88932466c6efc86c92d64f0105cca1
sha512
aa953e737eed85d9e93a28a9fe047688f8cd05efd20922fa0d4dc2920f448d3f1b543865d8cb4374976024d15588bad44e77db35c66ac0c721c30a8362dc031b
ripemd-160
4d4b92fc974cc7803faf1d801e6023ceaa5e4ba1
Diameter
144314094
Circumference
453376097.51987
Area
1.6357140188709E+16
Volume
1.573710577843E+24
Surface area
6.5428560754835E+16
Circumference
453376097.51987
Perimeter
288628188
Area
5206639431760209
Diagonal
102045474.48819
Surface area
31239836590561254
Volume
3.7569572618957E+23
Space diagonal
124979671.52814
Perimeter
216471141
Area
2.2545410081251E+15
Altitude
62489835.764068
Surface area
2.2545410081251E+15
Volume
4.4276165941909E+22
Height
34015158.162731