22161791 is an odd 8-digits composite number following 22161790
and preceding 22161792 . In scientific notation, it is written as 2.2161791 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 21147984 positive integers (up to 22161791) that are relatively prime to 22161791.
22161791 has 12 divisors, whose sum is 23210712
The reverse of 22161791 is 19716122
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-two million one hundred sixty-one thousand seven hundred ninety-one
Scientific notation
2.2161791 × 10^7
Engineering notation
2.2161791 × 10^6
Prime Factorization
79 × 53 × 67 × 79
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
280529
Product of the distinct prime numbers
The prime factorization of 22161791 is 79 × 53 × 67 × 79.
Since it has a total of 4 prime factors.
9 , 1 , 49 , 26 , 156 , 822 , 964 , 5289 , 72351 , 46292 , 780312 , 116801 , 940066 , 3375608 , 42189816 , 17807530 , 722511931 , 475587289 , 5683175539 , 4480019323
n×2
44323582
n×3
66485373
n×4
88647164
n×5
110808955
n÷2
11080895.5
n÷3
7387263.6666667
n÷3
5540447.75
n÷5
4432358.2
n2
491144980327681
n3
1.0884652404721E+22
n4
2.4122339170108E+29
n5
5.3459423911904E+36
2 √n
4707.6311452789
3 √n
280.88914207153
4 √n
68.612179278018
5 √n
29.452419048068
1 , 53 , 67 , 79 , 3551 , 4187 , 5293 , 6241 , 280529 , 330773 , 418147 , 22161791
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-22161790
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22161791 can be divided by 12 positive divisors.
The sum of these divisors (counting 22161791) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010100100010100101111111
3
Ternary
1112200221021002
4
Quaternary
1110202211333
5
Quinary
21133134131
6
Senary
2111000515
8
Octal
124424577
10
Decimal
22161791
12
Duodecimal
750913b
16
Hexadecimal
152297f
20
Vigesimal
6ia49b
36
Base36
d705b
md5
a64d80b6d07d40d8b08cf4865bdb924f
sha1
654e548a2695eec463f2ddfcea5ea25efdca7238
sha256
279591231b79a7f7913e342b85dfe3918255170fa7ed23448150abb72c85c459
sha512
2f842ea673454142fe98f87ddf753adae36ddaba8556086dff6e649c8291e6be0edb3f849633f9483b66f299a297f7e5aa841c6eb5b84c3a291b4747eb5424fc
ripemd-160
6a3e7216d1f6d3c72f02b7f8f49333f4033883fd
Diameter
44323582
Circumference
139246639.59198
Area
1.5429774620449E+15
Volume
4.5593525375401E+22
Surface area
6.1719098481798E+15
Circumference
139246639.59198
Perimeter
88647164
Area
491144980327681
Diagonal
31341505.398678
Surface area
2946869881966086
Volume
1.0884652404721E+22
Space diagonal
38385347.998723
Perimeter
66485373
Area
2.1267201495249E+14
Altitude
19192673.999361
Surface area
2.1267201495249E+14
Volume
1.2827685877061E+21
Height
10447168.466226