20142385 is an odd 8-digits composite number following 20142384
and preceding 20142386 . In scientific notation, it is written as 2.0142385 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 15258880 positive integers (up to 20142385) that are relatively prime to 20142385.
20142385 has 8 divisors, whose sum is 24195816
The reverse of 20142385 is 58324102
Previous prime number is 1537
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred forty-two thousand three hundred eighty-five
Scientific notation
2.0142385 × 10^7
Engineering notation
2.0142385 × 10^6
Prime Factorization
5 × 1537 × 2621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20142385
Product of the distinct prime numbers
The prime factorization of 20142385 is 5 × 1537 × 2621.
Since it has a total of 3 prime factors.
9 , 3 , 54 , 74 , 974 , 242 , 5049 , 4546 , 2127 , 52220 , 444337 , 192194 , 6184173 , 9088428 , 96634838 , 55830884 , 455665651 , 899749204 , 3178890957 , 7532159915
n×2
40284770
n×3
60427155
n×4
80569540
n×5
100711925
n÷2
10071192.5
n÷3
6714128.3333333
n÷3
5035596.25
n÷5
4028477
n2
405715673488225
n3
8.1720812959341E+21
n4
1.64605207714E+29
n5
3.3155414667804E+36
2 √n
4488.0268492958
3 √n
272.08439296652
4 √n
66.992737287678
5 √n
28.894965386396
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20142384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20142385 can be divided by 8 positive divisors.
The sum of these divisors (counting 20142385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110101100100110001
3
Ternary
1101220100011021
4
Quaternary
1030311210301
5
Quinary
20124024020
6
Senary
1555415441
8
Octal
114654461
10
Decimal
20142385
12
Duodecimal
68b4581
16
Hexadecimal
1335931
20
Vigesimal
65hfj5
36
Base36
bzpyp
md5
d08b6c30105346f18738f63e175f11bd
sha1
d58265d51e71a5b440b089aabbb027bb8811780c
sha256
2b1ef98d856fbb87e60504079346c5e28d9b1591c933c000201c3e29b6a3c76e
sha512
caa56aec52ade3e2fcef236203325f2dc137ae3ea18a70055645748ce416e59be5fc6bfb7db8a025dfcd20513f378793b6db6ea1346af2cd424502864163e9a7
ripemd-160
2b86b93dc8ca8353032841bfa7d44218f1c88df6
Diameter
40284770
Circumference
126558337.48355
Area
1.2745933792768E+15
Volume
3.4231134085127E+22
Surface area
5.0983735171074E+15
Circumference
126558337.48355
Perimeter
80569540
Area
405715673488225
Diagonal
28485634.04554
Surface area
2434294040929350
Volume
8.1720812959341E+21
Space diagonal
34887634.205613
Perimeter
60427155
Area
1.7568003997716E+14
Altitude
17443817.102807
Surface area
1.7568003997716E+14
Volume
9.6308901679379E+20
Height
9495211.3485135