72990123 is an odd 8-digits composite number following 72990122
and preceding 72990124 . In scientific notation, it is written as 7.2990123 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 48609000 positive integers (up to 72990123) that are relatively prime to 72990123.
72990123 has 8 divisors, whose sum is 97422336
The reverse of 72990123 is 32109927
Previous prime number is 991
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million nine hundred ninety thousand one hundred twenty-three
Scientific notation
7.2990123 × 10^7
Engineering notation
7.2990123 × 10^6
Prime Factorization
3 × 991 × 24551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72990123
Product of the distinct prime numbers
The prime factorization of 72990123 is 3 × 991 × 24551.
Since it has a total of 3 prime factors.
3 , 2 , 37 , 66 , 917 , 60 , 5312 , 4984 , 10262 , 75922 , 657712 , 87207 , 4002679 , 4497815 , 67421003 , 1840955 , 663194913 , 52759477 , 5966259709 , 9121966921
n×2
145980246
n×3
218970369
n×4
291960492
n×5
364950615
n÷2
36495061.5
n÷3
24330041
n÷3
18247530.75
n÷5
14598024.6
n2
5327558055555129
n3
3.8885911776461E+23
n4
2.838287483531E+31
n5
2.0716695253229E+39
2 √n
8543.4257180595
3 √n
417.91506977735
4 √n
92.430653562871
5 √n
37.381163870223
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
-72990122
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 72990123 can be divided by 8 positive divisors.
The sum of these divisors (counting 72990123) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110011011110110101011
3
Ternary
12002100021121220
4
Quaternary
10112123312223
5
Quinary
122141140443
6
Senary
11124233123
8
Octal
426336653
10
Decimal
72990123
12
Duodecimal
2053b7a3
16
Hexadecimal
459bdab
20
Vigesimal
12g3f63
36
Base36
17gfjf
md5
ddbf94ae65d5f79a77f27292cb72ffc4
sha1
6a44e6eb628a71c263cc09817af1378a17d2c2a9
sha256
fdeea79f3ce5e4019f950e59a35131f24b96248ce665bbeea35f6c73499ca46e
sha512
3be0ad28122298bf08b0997186bce74d0160a4d734d7bded71a20854afad5298fda760a290ab1c4b8c7a1c64bf9a63804a13291523fb19540f3aa898156016a0
ripemd-160
2f2a020f0170cf3165f51438ff46f1d8994f9c76
Diameter
145980246
Circumference
458610468.40283
Area
1.6737017248905E+16
Volume
1.6288492635343E+24
Surface area
6.694806899562E+16
Circumference
458610468.40283
Perimeter
291960492
Area
5327558055555129
Diagonal
103223621.86588
Surface area
31965348333330774
Volume
3.8885911776461E+23
Space diagonal
126422601.4867
Perimeter
218970369
Area
2.3069003081236E+15
Altitude
63211300.743351
Surface area
2.3069003081236E+15
Volume
4.5827486516262E+22
Height
34407873.955293