20145137 is an odd 8-digits composite number following 20145136
and preceding 20145138 . In scientific notation, it is written as 2.0145137 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 19803636 positive integers (up to 20145137) that are relatively prime to 20145137.
20145137 has 4 divisors, whose sum is 20486640
The reverse of 20145137 is 73154102
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred forty-five thousand one hundred thirty-seven
Scientific notation
2.0145137 × 10^7
Engineering notation
2.0145137 × 10^6
Prime Factorization
59 × 341443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20145137
Product of the distinct prime numbers
The prime factorization of 20145137 is 59 × 341443.
Since it has a total of 2 prime factors.
7 , 8 , 87 , 33 , 790 , 39 , 4570 , 7486 , 2400 , 1394 , 927614 , 616363 , 6947122 , 2213925 , 71393398 , 19834187 , 788713636 , 445855915 , 3122840188 , 2308861095
n×2
40290274
n×3
60435411
n×4
80580548
n×5
100725685
n÷2
10072568.5
n÷3
6715045.6666667
n÷3
5036284.25
n÷5
4029027.4
n2
405826544748769
n3
8.1754313422006E+21
n4
1.6469518442272E+29
n5
3.3178070534361E+36
2 √n
4488.3334323555
3 √n
272.09678378901
4 √n
66.995025429919
5 √n
28.895754911562
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
-20145136
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 20145137 can be divided by 4 positive divisors.
The sum of these divisors (counting 20145137) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110110001111110001
3
Ternary
1101220110221012
4
Quaternary
1030312033301
5
Quinary
20124121022
6
Senary
1555440305
8
Octal
114661761
10
Decimal
20145137
12
Duodecimal
68b6095
16
Hexadecimal
13363f1
20
Vigesimal
65i2gh
36
Base36
bzs35
md5
8b752625421c8f495c978846198f0f1d
sha1
d134b120537c741e3e1ede40931a4a8879618446
sha256
637b5896872e035ca64c2893df05b49d95e6ca9a4d50ba00d9ca77bf0190a2a8
sha512
3d8a6207b11420d071f6a43050d4b8f1de8857a9d43a40b91cd2a3861f85c4eb245635454d7dc71e7e71ba6c18a9723815bc632e65eedb11521e236540a940d5
ripemd-160
14bfdea3bf91c623715a47b3efc3f0099c8eacda
Diameter
40290274
Circumference
126575628.80952
Area
1.2749416916145E+15
Volume
3.4245166726113E+22
Surface area
5.0997667664578E+15
Circumference
126575628.80952
Perimeter
80580548
Area
405826544748769
Diagonal
28489525.961264
Surface area
2434959268492614
Volume
8.1754313422006E+21
Space diagonal
34892400.809436
Perimeter
60435411
Area
1.7572804864125E+14
Altitude
17446200.404718
Surface area
1.7572804864125E+14
Volume
9.6348382353251E+20
Height
9496508.6537547