7121661 is an odd 7-digits composite number following 7121660
and preceding 7121662 . In scientific notation, it is written as 7.121661 × 10^6.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 4527360 positive integers (up to 7121661) that are relatively prime to 7121661.
7121661 has 16 divisors, whose sum is 9945600
The reverse of 7121661 is 1661217
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
seven million one hundred twenty-one thousand six hundred sixty-one
Scientific notation
7.121661 × 10^6
Engineering notation
7.121661 × 10^6
Prime Factorization
3 × 31 × 73 × 1049
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7121661
Product of the distinct prime numbers
The prime factorization of 7121661 is 3 × 31 × 73 × 1049.
Since it has a total of 4 prime factors.
1 , 4 , 87 , 55 , 903 , 793 , 6827 , 1750 , 73906 , 64836 , 460952 , 51882 , 3581680 , 2759569 , 55093642 , 46472368 , 307687520 , 548560442 , 6170376972 , 5512441612
n×2
14243322
n×3
21364983
n×4
28486644
n×5
35608305
n÷2
3560830.5
n÷3
2373887
n÷3
1780415.25
n÷5
1424332.2
n2
50718055398921
n3
3.6119679713034E+20
n4
2.572321143448E+27
n5
1.8319199166769E+34
2 √n
2668.644037709
3 √n
192.39499304775
4 √n
51.658920214316
5 √n
23.470171300566
1 , 3 , 31 , 73 , 93 , 219 , 1049 , 2263 , 3147 , 6789 , 32519 , 76577 , 97557 , 229731 , 2373887 , 7121661
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
-7121660
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 7121661 can be divided by 16 positive divisors.
The sum of these divisors (counting 7121661) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11011001010101011111101
3
Ternary
111101211002020
4
Quaternary
123022223331
5
Quinary
3310343121
6
Senary
412350353
8
Octal
33125375
10
Decimal
7121661
12
Duodecimal
24753b9
16
Hexadecimal
6caafd
20
Vigesimal
24a431
36
Base36
48n3x
md5
f9a5fe0d24c88436d93a1510d4184e00
sha1
f4656b32c6f4e94a49f9c5892d10a5a1ffb9297c
sha256
220b5db7a38b0ddc619810e06a0648d473687cfdc8daf8d78644122e5ab7e102
sha512
df7a33b53cfae07979b02f84b1ef2c126a24aeb37d22bbcb364cc072f13f9b167a3c4a17563f4296f70a8342ff3fd2e534a89318bd40cd75600f142d7d6d4901
ripemd-160
076c17a6cff831d4d677689d759db6fe609324bf
Diameter
14243322
Circumference
44746715.757914
Area
1.5933547024561E+14
Volume
1.5129776058198E+21
Surface area
6.3734188098244E+14
Circumference
44746715.757914
Perimeter
28486644
Area
50718055398921
Diagonal
10071549.572824
Surface area
304308332393526
Volume
3.6119679713034E+20
Space diagonal
12335078.686282
Perimeter
21364983
Area
21961562203006
Altitude
6167539.3431409
Surface area
21961562203006
Volume
4.256745076562E+19
Height
3357183.1909412