2666881 is an odd 7-digits composite number following 2666880
and preceding 2666882 . In scientific notation, it is written as 2.666881 × 10^6.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 2285892 positive integers (up to 2666881) that are relatively prime to 2666881.
2666881 has 4 divisors, whose sum is 3047872
The reverse of 2666881 is 1886662
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 37
Digital Root 1
Name
two million six hundred sixty-six thousand eight hundred eighty-one
Scientific notation
2.666881 × 10^6
Engineering notation
2.666881 × 10^6
Prime Factorization
7 × 380983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2666881
Product of the distinct prime numbers
The prime factorization of 2666881 is 7 × 380983.
Since it has a total of 2 prime factors.
1 , 8 , 92 , 89 , 413 , 521 , 1052 , 8587 , 72398 , 25454 , 478361 , 958295 , 4476014 , 8134124 , 20543784 , 28731922 , 7015492 , 991872713 , 449329228 , 8476272343
n×2
5333762
n×3
8000643
n×4
10667524
n×5
13334405
n÷2
1333440.5
n÷3
888960.33333333
n÷3
666720.25
n÷5
533376.2
n2
7112254268161
n3
1.8967535774927E+19
n4
5.0584160774974E+25
n5
1.3490193727172E+32
2 √n
1633.0587864495
3 √n
138.67597003142
4 √n
40.411122063728
5 √n
19.284160057977
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
-2666880
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 2666881 can be divided by 4 positive divisors.
The sum of these divisors (counting 2666881) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011000110000001
3
Ternary
12000111021101
4
Quaternary
22023012001
5
Quinary
1140320011
6
Senary
133054401
8
Octal
12130601
10
Decimal
2666881
12
Duodecimal
a87401
16
Hexadecimal
28b181
20
Vigesimal
gd741
36
Base36
1l5s1
md5
4a4d2679c11d0a26449fce20594debb0
sha1
d83377b52998eebfa6ac942bf2ac797a227e97cc
sha256
a0a71ed02723ce0e3849f4b638c284bf5e1ba364488916a8362617c228d8628e
sha512
9fd20e5cf33975ae69a7c9fb4cb03b48afed71f1fb0a8b4c9e9fa7605fbabe9551709c0affadab71e4b2fc2daf4cdbe58e53f48e863555b1db7e0ff146301d25
ripemd-160
7869a08119c0d36ccf43d90205eafb72e2043cb2
Diameter
5333762
Circumference
16756507.515196
Area
22343805759317
Volume
7.9451028062952E+19
Surface area
89375223037269
Circumference
16756507.515196
Perimeter
10667524
Area
7112254268161
Diagonal
3771539.2794351
Surface area
42673525608966
Volume
1.8967535774927E+19
Space diagonal
4619173.3897401
Perimeter
8000643
Area
3079696437200.9
Altitude
2309586.69487
Surface area
3079696437200.9
Volume
2.2353455281416E+18
Height
1257179.7598117