20137857 is an odd 8-digits composite number following 20137856
and preceding 20137858 . In scientific notation, it is written as 2.0137857 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 12841488 positive integers (up to 20137857) that are relatively prime to 20137857.
20137857 has 4 divisors, whose sum is 20429780
The reverse of 20137857 is 75873102
Previous prime number is 69
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred thirty-seven thousand eight hundred fifty-seven
Scientific notation
2.0137857 × 10^7
Engineering notation
2.0137857 × 10^6
Prime Factorization
69 × 291853
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20137857
Product of the distinct prime numbers
The prime factorization of 20137857 is 69 × 291853.
Since it has a total of 2 prime factors.
1 , 6 , 54 , 77 , 486 , 487 , 5293 , 4155 , 57180 , 98832 , 20678 , 53297 , 4073940 , 6610084 , 54185261 , 93251299 , 659358031 , 815599007 , 6175583953 , 4141671079
n×2
40275714
n×3
60413571
n×4
80551428
n×5
100689285
n÷2
10068928.5
n÷3
6712619
n÷3
5034464.25
n÷5
4027571.4
n2
405533284552449
n3
8.1665712930575E+21
n4
1.644572448799E+29
n5
3.3118164800054E+36
2 √n
4487.5223676323
3 √n
272.06400328476
4 √n
66.988971985188
5 √n
28.893666154258
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
-20137856
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 20137857 can be divided by 4 positive divisors.
The sum of these divisors (counting 20137857) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100011110000001
3
Ternary
1101220002221120
4
Quaternary
1030310132001
5
Quinary
20123402412
6
Senary
1555342453
8
Octal
114643601
10
Decimal
20137857
12
Duodecimal
68b1a29
16
Hexadecimal
1334781
20
Vigesimal
65h4ch
36
Base36
bzmgx
md5
c966cefb284f0c77a5e24c4676acca18
sha1
42191f133f5a9457ea9dd058e1a56f8470b7af48
sha256
c752654ed237015e4a036ec6966b37a20714e6a996ec68c2c3acae31ced9e18a
sha512
f0234bcf0094c65718e8ef3ed6607bca44c2f301a227bf2b39bb759de1960304cd40c09bd0b8dcd659f598654a2ff3ff94a1c19d722f65dedfb7d0678d38238c
ripemd-160
202eef8fb43ed03875d1b3e2d61ea1f9ce973f04
Diameter
40275714
Circumference
126529887.22048
Area
1.2740203875361E+15
Volume
3.4208053839049E+22
Surface area
5.0960815501445E+15
Circumference
126529887.22048
Perimeter
80551428
Area
405533284552449
Diagonal
28479230.48653
Surface area
2433199707314694
Volume
8.1665712930575E+21
Space diagonal
34879791.479557
Perimeter
60413571
Area
1.7560106325128E+14
Altitude
17439895.739778
Surface area
1.7560106325128E+14
Volume
9.6243965672739E+20
Height
9493076.8288433