72156912 is an even 8-digits composite number following 72156911
and preceding 72156913 . In scientific notation, it is written as 7.2156912 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 20 positive divisors.
There are 24052288 positive integers (up to 72156912) that are relatively prime to 72156912.
72156912 has 20 divisors, whose sum is 186405480
The reverse of 72156912 is 21965127
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million one hundred fifty-six thousand nine hundred twelve
Scientific notation
7.2156912 × 10^7
Engineering notation
7.2156912 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 1503269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9019614
Product of the distinct prime numbers
The prime factorization of 72156912 is 2 × 2 × 2 × 2 × 3 × 1503269.
Since it has a total of 6 prime factors.
3 , 2 , 21 , 79 , 919 , 452 , 6298 , 7809 , 80863 , 56795 , 45657 , 89964 , 6312557 , 4150521 , 98190490 , 55889549 , 209161519 , 761284966 , 3573371157 , 8796938447
n×2
144313824
n×3
216470736
n×4
288627648
n×5
360784560
n÷2
36078456
n÷3
24052304
n÷3
18039228
n÷5
14431382.4
n2
5206619949375744
n3
3.7569361750455E+23
n4
2.7108891297237E+31
n5
1.9560938837523E+39
2 √n
8494.5224703923
3 √n
416.31875840225
4 √n
92.165733710487
5 √n
37.295427343295
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 1503269 , 3006538 , 4509807 , 6013076 , 9019614 , 12026152 , 18039228 , 24052304 , 36078456 , 72156912
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72156911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72156912 can be divided by 20 positive divisors.
The sum of these divisors (counting 72156912) is 1, the average is 0.05.
Base
System
Value
2
Binary
100010011010000011011110000
3
Ternary
12000202221200020
4
Quaternary
10103100123300
5
Quinary
121433010122
6
Senary
11054323440
8
Octal
423203360
10
Decimal
72156912
12
Duodecimal
201b9580
16
Hexadecimal
44d06f0
20
Vigesimal
12ajc5c
36
Base36
16ykmo
md5
ca4ffc85c7618cfdf1f1c9735ad7af55
sha1
0724c5f45316964dd3dacd73d85ee7ae7329a0c7
sha256
58bce5445cecddf030a6abe35c718e098760eaea5c3e1199ed8a21c753208557
sha512
a30f7fbcd5d8d3f9b3118d50953582e5fcd48e59d1fcbc94be69d4e5f9beb86013e52db42424a6f24e8998e411a306d38eeca0addcaa2bf3e8387c7618e39e42
ripemd-160
809226676dfff6dc062a59e7625b07df2d32ed75
Diameter
144313824
Circumference
453375249.28985
Area
1.6357078982993E+16
Volume
1.5737017450038E+24
Surface area
6.5428315931972E+16
Circumference
453375249.28985
Perimeter
288627648
Area
5206619949375744
Diagonal
102045283.56936
Surface area
31239719696254464
Volume
3.7569361750455E+23
Space diagonal
124979437.70128
Perimeter
216470736
Area
2.2545325720051E+15
Altitude
62489718.850638
Surface area
2.2545325720051E+15
Volume
4.4275917430995E+22
Height
34015094.523121