20139461 is an odd 8-digits composite number following 20139460
and preceding 20139462 . In scientific notation, it is written as 2.0139461 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20124300 positive integers (up to 20139461) that are relatively prime to 20139461.
20139461 has 4 divisors, whose sum is 20154624
The reverse of 20139461 is 16493102
Previous prime number is 1471
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred thirty-nine thousand four hundred sixty-one
Scientific notation
2.0139461 × 10^7
Engineering notation
2.0139461 × 10^6
Prime Factorization
1471 × 13691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20139461
Product of the distinct prime numbers
The prime factorization of 20139461 is 1471 × 13691.
Since it has a total of 2 prime factors.
5 , 7 , 20 , 96 , 38 , 453 , 8082 , 6124 , 86429 , 6240 , 779720 , 367334 , 5187687 , 7120072 , 68568450 , 31306244 , 861225774 , 719379841 , 609330980 , 7133979816
n×2
40278922
n×3
60418383
n×4
80557844
n×5
100697305
n÷2
10069730.5
n÷3
6713153.6666667
n÷3
5034865.25
n÷5
4027892.2
n2
405597889370521
n3
8.1685228746599E+21
n4
1.6450964786182E+29
n5
3.3131356372369E+36
2 √n
4487.7010818458
3 √n
272.07122648094
4 √n
66.990305879626
5 √n
28.894126421346
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
-20139460
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 20139461 can be divided by 4 positive divisors.
The sum of these divisors (counting 20139461) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100110111000101
3
Ternary
1101220012010222
4
Quaternary
1030310313011
5
Quinary
20123430321
6
Senary
1555354125
8
Octal
114646705
10
Decimal
20139461
12
Duodecimal
68b2945
16
Hexadecimal
1334dc5
20
Vigesimal
65h8d1
36
Base36
bznph
md5
9e24f1ee31bc828a5b3bc3023fc288cf
sha1
d8cd94887374fd4fb312298524598a3a4d464990
sha256
2869f1df381954c5c45ce01134fc2ac47ee058d271a3dd2df4fccff7db2c5df0
sha512
d19fad823df6811826f8241c31a4e450ef63c9d621fb950b775e7a47701a7a047fc8aae79f4d2ca98d55fe256f3997e7ac9126119019265196e19f90a2a39f91
ripemd-160
f09c2e4aa6c59f21213e2d0265580157a46c56dc
Diameter
40278922
Circumference
126539965.44972
Area
1.274223349558E+15
Volume
3.4216228604949E+22
Surface area
5.0968933982318E+15
Circumference
126539965.44972
Perimeter
80557844
Area
405597889370521
Diagonal
28481498.885084
Surface area
2433587336223126
Volume
8.1685228746599E+21
Space diagonal
34882569.689052
Perimeter
60418383
Area
1.7562903795811E+14
Altitude
17441284.844526
Surface area
1.7562903795811E+14
Volume
9.6266965282491E+20
Height
9493832.9616947