72669181 is an odd 8-digits composite number following 72669180
and preceding 72669182 . In scientific notation, it is written as 7.2669181 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 67079232 positive integers (up to 72669181) that are relatively prime to 72669181.
72669181 has 4 divisors, whose sum is 78259132
The reverse of 72669181 is 18196627
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million six hundred sixty-nine thousand one hundred eighty-one
Scientific notation
7.2669181 × 10^7
Engineering notation
7.2669181 × 10^6
Prime Factorization
13 × 5589937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72669181
Product of the distinct prime numbers
The prime factorization of 72669181 is 13 × 5589937.
Since it has a total of 2 prime factors.
6 , 8 , 40 , 28 , 108 , 901 , 2510 , 4137 , 18072 , 52632 , 906393 , 354577 , 8946483 , 4532618 , 3757827 , 46743102 , 29708851 , 836948904 , 4679675753 , 1586611584
n×2
145338362
n×3
218007543
n×4
290676724
n×5
363345905
n÷2
36334590.5
n÷3
24223060.333333
n÷3
18167295.25
n÷5
14533836.2
n2
5280809867210761
n3
3.8375212806692E+23
n4
2.7886952853631E+31
n5
2.0265220244589E+39
2 √n
8524.6220444076
3 √n
417.30163715618
4 √n
92.328879796127
5 √n
37.348232449414
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72669180
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72669181 can be divided by 4 positive divisors.
The sum of these divisors (counting 72669181) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001101011111111101
3
Ternary
12001201222101011
4
Quaternary
10111031133331
5
Quinary
122100403211
6
Senary
11113315221
8
Octal
425153775
10
Decimal
72669181
12
Duodecimal
20405b11
16
Hexadecimal
454d7fd
20
Vigesimal
12e3cj1
36
Base36
179jwd
md5
6e81f8bf6964ec47b722dd3b53d10199
sha1
ecd091ae172091f590a4a839339bbb68629fe4f0
sha256
755e1b4d2a517604d19fe259a698219773f90bcf5fe6dd803430799d4359c6f5
sha512
2afe19d40e19e0e8550ffd8b9b2b42fa86be409e72367a10562258d478b67b51edf9375ba4301ad5b8e91db8bd224a2a107bbf356121079077e170316f7dcf9d
ripemd-160
5f6c1d6b3cf35f409028874ef8f5365becbd327c
Diameter
145338362
Circumference
456593930.34397
Area
1.6590153483834E+16
Volume
1.6074571551127E+24
Surface area
6.6360613935335E+16
Circumference
456593930.34397
Perimeter
290676724
Area
5280809867210761
Diagonal
102769741.33675
Surface area
31684859203264566
Volume
3.8375212806692E+23
Space diagonal
125866713.63642
Perimeter
218007543
Area
2.28665774878E+15
Altitude
62933356.818209
Surface area
2.28665774878E+15
Volume
4.5225622008482E+22
Height
34256580.445582