2139871 is an odd 7-digits composite number following 2139870
and preceding 2139872 . In scientific notation, it is written as 2.139871 × 10^6.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 2103544 positive integers (up to 2139871) that are relatively prime to 2139871.
2139871 has 4 divisors, whose sum is 2176200
The reverse of 2139871 is 1789312
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
two million one hundred thirty-nine thousand eight hundred seventy-one
Scientific notation
2.139871 × 10^6
Engineering notation
2.139871 × 10^6
Prime Factorization
59 × 36269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2139871
Product of the distinct prime numbers
The prime factorization of 2139871 is 59 × 36269.
Since it has a total of 2 prime factors.
7 , 4 , 18 , 57 , 303 , 14 , 4157 , 7658 , 59548 , 89180 , 967499 , 193014 , 6985803 , 8456871 , 55055174 , 49622951 , 165934184 , 579521611 , 3010834000 , 3218084657
n×2
4279742
n×3
6419613
n×4
8559484
n×5
10699355
n÷2
1069935.5
n÷3
713290.33333333
n÷3
534967.75
n÷5
427974.2
n2
4579047896641
n3
9.7985718016331E+18
n4
2.0967679639732E+25
n5
4.4868129598354E+31
2 √n
1462.829791876
3 √n
128.86328484115
4 √n
38.24695794277
5 √n
18.453447713356
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
-2139870
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 2139871 can be divided by 4 positive divisors.
The sum of these divisors (counting 2139871) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001010011011011111
3
Ternary
11000201100111
4
Quaternary
20022123133
5
Quinary
1021433441
6
Senary
113510451
8
Octal
10123337
10
Decimal
2139871
12
Duodecimal
872427
16
Hexadecimal
20a6df
20
Vigesimal
d79db
36
Base36
19v4v
md5
6bc27de4ebe059c5750c66b107f24474
sha1
1fc963da12ef9d4b9e83c9c3344d4951f5e9c757
sha256
684249ab23d7c5ff1cc497d1eea714608f757f9a509986910280862ebae561db
sha512
56cd827538c4f4797ea372f3a299699b77ebd70283a71b3d4916bd98fe222839d686f3b78a7468767f8aa2cfbee8bea281e0f9b66c6bc25a74b1e3f9ac890352
ripemd-160
0b6cd12f6b9095f264bb69d486f30f31c35bfe06
Diameter
4279742
Circumference
13445206.02646
Area
14385503232523
Volume
4.1044161583577E+19
Surface area
57542012930093
Circumference
13445206.02646
Perimeter
8559484
Area
4579047896641
Diagonal
3026234.5899289
Surface area
27474287379846
Volume
9.7985718016331E+18
Space diagonal
3706365.2936432
Perimeter
6419613
Area
1982785901818.4
Altitude
1853182.6468216
Surface area
1982785901818.4
Volume
1.1547727611463E+18
Height
1008744.8633096