2138858 is an even 7-digits composite number following 2138857
and preceding 2138859 . In scientific notation, it is written as 2.138858 × 10^6.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 1069428 positive integers (up to 2138858) that are relatively prime to 2138858.
2138858 has 4 divisors, whose sum is 3208290
The reverse of 2138858 is 8588312
Previous prime number is 2
Is Prime? no
Number parity even
Number length 7
Sum of Digits 35
Digital Root 8
Name
two million one hundred thirty-eight thousand eight hundred fifty-eight
Scientific notation
2.138858 × 10^6
Engineering notation
2.138858 × 10^6
Prime Factorization
2 × 1069429
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2138858
Product of the distinct prime numbers
The prime factorization of 2138858 is 2 × 1069429.
Since it has a total of 2 prime factors.
8 , 3 , 31 , 4 , 829 , 784 , 3934 , 9717 , 82748 , 25976 , 185366 , 281985 , 2746301 , 7337342 , 83766951 , 36993516 , 574878985 , 721620685 , 830792205 , 3195348619
n×2
4277716
n×3
6416574
n×4
8555432
n×5
10694290
n÷2
1069429
n÷3
712952.66666667
n÷3
534714.5
n÷5
427771.6
n2
4574713544164
n3
9.7846626616435E+18
n4
2.0928004011158E+25
n5
4.4762028803296E+31
2 √n
1462.4835041805
3 √n
128.84294730498
4 √n
38.242430678246
5 √n
18.45170023575
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
-2138857
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 2138858 can be divided by 4 positive divisors.
The sum of these divisors (counting 2138858) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001010001011101010
3
Ternary
11000122221222
4
Quaternary
20022023222
5
Quinary
1021420413
6
Senary
113502042
8
Octal
10121352
10
Decimal
2138858
12
Duodecimal
871922
16
Hexadecimal
20a2ea
20
Vigesimal
d772i
36
Base36
19ucq
md5
f36529fc9821d9c016bc7edf1ce73c64
sha1
00da7c32b0e2e8e3ebd8b30e04ed3448af536ae8
sha256
620e47fa1c24a0ee717aa7621917d493e57e02547164f820aac2b9e4e88db674
sha512
de9758b22d108e54ebd7a734c00a3a2a775f3a41f8ed3a53172b5214c477e95859a53bc56c96e09177d23b8ac9e8501962a697fcaed5ebf3432dffb0f09204ce
ripemd-160
4b7170b51e6d27ac35a771eeb0cd6eb2a5efbedb
Diameter
4277716
Circumference
13438841.159744
Area
14371886462623
Volume
4.0985899114232E+19
Surface area
57487545850493
Circumference
13438841.159744
Perimeter
8555432
Area
4574713544164
Diagonal
3024801.9915902
Surface area
27448281264984
Volume
9.7846626616435E+18
Space diagonal
3704610.7261752
Perimeter
6416574
Area
1980909072141.4
Altitude
1852305.3630876
Surface area
1980909072141.4
Volume
1.1531335532785E+18
Height
1008267.3305301