72161829 is an odd 8-digits composite number following 72161828
and preceding 72161830 . In scientific notation, it is written as 7.2161829 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 45429120 positive integers (up to 72161829) that are relatively prime to 72161829.
72161829 has 16 divisors, whose sum is 98219520
The reverse of 72161829 is 92816127
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million one hundred sixty-one thousand eight hundred twenty-nine
Scientific notation
7.2161829 × 10^7
Engineering notation
7.2161829 × 10^6
Prime Factorization
57 × 3 × 479 × 881
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72161829
Product of the distinct prime numbers
The prime factorization of 72161829 is 57 × 3 × 479 × 881.
Since it has a total of 4 prime factors.
1 , 2 , 56 , 49 , 92 , 767 , 962 , 9242 , 10583 , 55699 , 274120 , 870441 , 1400251 , 6400726 , 77547558 , 81801321 , 81599495 , 812830770 , 5650951115 , 4711924747
n×2
144323658
n×3
216485487
n×4
288647316
n×5
360809145
n÷2
36080914.5
n÷3
24053943
n÷3
18040457.25
n÷5
14432365.8
n2
5207329564625241
n3
3.7577042558913E+23
n4
2.711628119462E+31
n5
1.9567604466821E+39
2 √n
8494.8118872639
3 √n
416.32821461271
4 √n
92.167303786451
5 √n
37.295935615096
1 , 3 , 57 , 171 , 479 , 881 , 1437 , 2643 , 27303 , 50217 , 81909 , 150651 , 421999 , 1265997 , 24053943 , 72161829
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72161828
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72161829 can be divided by 16 positive divisors.
The sum of these divisors (counting 72161829) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011010001101000100101
3
Ternary
12000210012102100
4
Quaternary
10103101220211
5
Quinary
121433134304
6
Senary
11054402313
8
Octal
423215045
10
Decimal
72161829
12
Duodecimal
20200399
16
Hexadecimal
44d1a25
20
Vigesimal
12b04b9
36
Base36
16yof9
md5
6281d129fc7adaf30d2c444ce11493b7
sha1
65b1a1dcf149c1053d1d57a83a355959f4e6046f
sha256
ae1833db6d5e2c9ec45d55b207d1b7f05c3fb928d72e9a88f5dc5b5db4a4eabd
sha512
0ee6ee99d185e51a13cdfd3553570966f448a1b93520eeabcc86520fc883e147a834a7a177b72d033bb371e139c8f9797bae77d70d5d432c3cc2e8e75e6bd1bc
ripemd-160
580a06e0b9b8c3ec2a7c29f1bd41a991d7c9decb
Diameter
144323658
Circumference
453406143.71201
Area
1.6359308305048E+16
Volume
1.5740234779562E+24
Surface area
6.543723322019E+16
Circumference
453406143.71201
Perimeter
288647316
Area
5207329564625241
Diagonal
102052237.25745
Surface area
31243977387751446
Volume
3.7577042558913E+23
Space diagonal
124987954.1951
Perimeter
216485487
Area
2.2548398444216E+15
Altitude
62493977.097549
Surface area
2.2548398444216E+15
Volume
4.4284969350572E+22
Height
34017412.419149