72099861 is an odd 8-digits composite number following 72099860
and preceding 72099862 . In scientific notation, it is written as 7.2099861 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 47389440 positive integers (up to 72099861) that are relatively prime to 72099861.
72099861 has 8 divisors, whose sum is 97487424
The reverse of 72099861 is 16899027
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million ninety-nine thousand eight hundred sixty-one
Scientific notation
7.2099861 × 10^7
Engineering notation
7.2099861 × 10^6
Prime Factorization
3 × 71 × 338497
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72099861
Product of the distinct prime numbers
The prime factorization of 72099861 is 3 × 71 × 338497.
Since it has a total of 3 prime factors.
4 , 6 , 22 , 92 , 531 , 229 , 9997 , 7705 , 88893 , 99467 , 891855 , 1783 , 9730067 , 3543986 , 40929793 , 76916744 , 698867044 , 537340213 , 2165569457 , 4977400307
n×2
144199722
n×3
216299583
n×4
288399444
n×5
360499305
n÷2
36049930.5
n÷3
24033287
n÷3
18024965.25
n÷5
14419972.2
n2
5198389956219321
n3
3.7480319326721E+23
n4
2.7023258136922E+31
n5
1.9483731554392E+39
2 √n
8491.1637011661
3 √n
416.20900839921
4 √n
92.147510553276
5 √n
37.289527937107
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
-72099860
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 72099861 can be divided by 8 positive divisors.
The sum of these divisors (counting 72099861) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011000010100000010101
3
Ternary
12000200001102020
4
Quaternary
10103002200111
5
Quinary
121424143421
6
Senary
11053203353
8
Octal
423024025
10
Decimal
72099861
12
Duodecimal
20190559
16
Hexadecimal
44c2815
20
Vigesimal
12ac9d1
36
Base36
16xclx
md5
2a18d4714b19f5f2cd9d7845749b220b
sha1
629b91272329e1af6479aebb76da019e68c2d5b0
sha256
bebbf51220f8586eb602ce8d878d03caf58331cfb2d6f83326020bc3152bbe90
sha512
252c34ccd19a2173e793bdbd6918210ac20e1a8631c86e11bfea88bcdc019816003b5f286c373688f6305e3f1237d143880bf6add5d409b8a035371528737ca4
ripemd-160
b5190be267c79b59a915702806f13cef8ccef0b9
Diameter
144199722
Circumference
453016787.28489
Area
1.6331223696954E+16
Volume
1.5699719446803E+24
Surface area
6.5324894787814E+16
Circumference
453016787.28489
Perimeter
288399444
Area
5198389956219321
Diagonal
101964601.27141
Surface area
31190339737315926
Volume
3.7480319326721E+23
Space diagonal
124880622.47065
Perimeter
216299583
Area
2.2509688804319E+15
Altitude
62440311.235327
Surface area
2.2509688804319E+15
Volume
4.4170979928269E+22
Height
33988200.423805