2149487 is an odd 7-digits composite number following 2149486
and preceding 2149488 . In scientific notation, it is written as 2.149487 × 10^6.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 2135640 positive integers (up to 2149487) that are relatively prime to 2149487.
2149487 has 4 divisors, whose sum is 2163336
The reverse of 2149487 is 7849412
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 35
Digital Root 8
Name
two million one hundred forty-nine thousand four hundred eighty-seven
Scientific notation
2.149487 × 10^6
Engineering notation
2.149487 × 10^6
Prime Factorization
157 × 13691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2149487
Product of the distinct prime numbers
The prime factorization of 2149487 is 157 × 13691.
Since it has a total of 2 prime factors.
6 , 9 , 82 , 98 , 903 , 760 , 7952 , 3942 , 79103 , 38951 , 769285 , 143423 , 306038 , 2273830 , 57668289 , 84665541 , 207752730 , 147661432 , 9484104314 , 5349411693
n×2
4298974
n×3
6448461
n×4
8597948
n×5
10747435
n÷2
1074743.5
n÷3
716495.66666667
n÷3
537371.75
n÷5
429897.4
n2
4620294363169
n3
9.931262669805E+18
n4
2.1347120002331E+25
n5
4.5885356932451E+31
2 √n
1466.1128878773
3 √n
129.05602197863
4 √n
38.289853589134
5 √n
18.470002940152
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
-2149486
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 2149487 can be divided by 4 positive divisors.
The sum of these divisors (counting 2149487) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001100110001101111
3
Ternary
11001012112122
4
Quaternary
20030301233
5
Quinary
1022240422
6
Senary
114023155
8
Octal
10146157
10
Decimal
2149487
12
Duodecimal
877abb
16
Hexadecimal
20cc6f
20
Vigesimal
d8de7
36
Base36
1a2jz
md5
b5ab657a681a2f0c97555c5b1cda6751
sha1
317765992bdc054d286a33c948bc4c683b62446f
sha256
1390ba642b12db53afad988f0079b2b6ce7805c14c7b99caee6bfa4b672146ba
sha512
a76e1fe34533586c8fd7f594d26743f13b679f1cf796ca5776f2a213095b23bce1d4a05e13fdcc2a4b60304534b00f097fe16c06f7b6e80668fe2d591ddc7625
ripemd-160
045bddb908a8c1a49b8633c70628d63410735de9
Diameter
4298974
Circumference
13505625.136374
Area
14515082828754
Volume
4.159997579244E+19
Surface area
58060331315016
Circumference
13505625.136374
Perimeter
8597948
Area
4620294363169
Diagonal
3039833.6675447
Surface area
27721766179014
Volume
9.931262669805E+18
Space diagonal
3723020.6942088
Perimeter
6448461
Area
2000646145733.2
Altitude
1861510.3471044
Surface area
2000646145733.2
Volume
1.1704105299273E+18
Height
1013277.8891816