72294891 is an odd 8-digits composite number following 72294890
and preceding 72294892 . In scientific notation, it is written as 7.2294891 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 47520000 positive integers (up to 72294891) that are relatively prime to 72294891.
72294891 has 16 divisors, whose sum is 97755168
The reverse of 72294891 is 19849227
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million two hundred ninety-four thousand eight hundred ninety-one
Scientific notation
7.2294891 × 10^7
Engineering notation
7.2294891 × 10^6
Prime Factorization
3 × 101 × 397 × 601
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72294891
Product of the distinct prime numbers
The prime factorization of 72294891 is 3 × 101 × 397 × 601.
Since it has a total of 4 prime factors.
6 , 4 , 54 , 15 , 452 , 911 , 9890 , 4763 , 33828 , 56033 , 742846 , 372816 , 3401052 , 6783813 , 45111965 , 33286040 , 254975872 , 428751409 , 958563041 , 7726034319
n×2
144589782
n×3
216884673
n×4
289179564
n×5
361474455
n÷2
36147445.5
n÷3
24098297
n÷3
18073722.75
n÷5
14458978.2
n2
5226551264701881
n3
3.7785295398753E+23
n4
2.7316838122557E+31
n5
1.9748678345349E+39
2 √n
8502.6402370087
3 √n
416.58395207878
4 √n
92.209762156773
5 √n
37.309679766409
1 , 3 , 101 , 303 , 397 , 601 , 1191 , 1803 , 40097 , 60701 , 120291 , 182103 , 238597 , 715791 , 24098297 , 72294891
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
-72294890
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 72294891 can be divided by 16 positive divisors.
The sum of these divisors (counting 72294891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011110010000111101011
3
Ternary
12001000221221120
4
Quaternary
10103302013223
5
Quinary
122001414031
6
Senary
11101310323
8
Octal
423620753
10
Decimal
72294891
12
Duodecimal
202653a3
16
Hexadecimal
44f21eb
20
Vigesimal
12bgh4b
36
Base36
171j3f
md5
8a6d861fb43bf577bef9cd7ba8e7039f
sha1
34065e451b9283b9947a3a3dbbb6cef8a6690fbd
sha256
ef75fa47fe33673618efaa4e7243feadd9f7f7143403e716c573547e1874655d
sha512
ee84c25e1fc8079ac72850d525169f3b099110399a48e05295fc5944dabf20d5ae0f42298bb9bd32eb913af8e3e777dd41f2211954badb411c1a23e949f4155d
ripemd-160
45b10e184a22c07ddbd31b590752bed19aa6d243
Diameter
144589782
Circumference
454242196.91535
Area
1.6419695056798E+16
Volume
1.5827467525126E+24
Surface area
6.5678780227191E+16
Circumference
454242196.91535
Perimeter
289179564
Area
5226551264701881
Diagonal
102240415.34248
Surface area
31359307588211286
Volume
3.7785295398753E+23
Space diagonal
125218424.33965
Perimeter
216884673
Area
2.2631630847068E+15
Altitude
62609212.169827
Surface area
2.2631630847068E+15
Volume
4.4530397675992E+22
Height
34080138.447495