20261087 is an odd 8-digits composite number following 20261086
and preceding 20261088 . In scientific notation, it is written as 2.0261087 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 14945040 positive integers (up to 20261087) that are relatively prime to 20261087.
20261087 has 16 divisors, whose sum is 25401600
The reverse of 20261087 is 78016202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred sixty-one thousand eighty-seven
Scientific notation
2.0261087 × 10^7
Engineering notation
2.0261087 × 10^6
Prime Factorization
7 × 209 × 11 × 1259
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20261087
Product of the distinct prime numbers
The prime factorization of 20261087 is 7 × 209 × 11 × 1259.
Since it has a total of 4 prime factors.
6 , 8 , 91 , 63 , 840 , 782 , 9342 , 5265 , 29481 , 14596 , 426463 , 911007 , 9874148 , 1892982 , 79653783 , 80922383 , 263372814 , 617354227 , 2442605258 , 3685364308
n×2
40522174
n×3
60783261
n×4
81044348
n×5
101305435
n÷2
10130543.5
n÷3
6753695.6666667
n÷3
5065271.75
n÷5
4052217.4
n2
410511646421569
n3
8.3174121826606E+21
n4
1.6851981184775E+29
n5
3.4143945690708E+36
2 √n
4501.2317203183
3 √n
272.61782408622
4 √n
67.091219398058
5 √n
28.928941834723
1 , 7 , 11 , 77 , 209 , 1259 , 1463 , 2299 , 8813 , 13849 , 16093 , 96943 , 263131 , 1841917 , 2894441 , 20261087
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20261086
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20261087 can be divided by 16 positive divisors.
The sum of these divisors (counting 20261087) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101010010100011011111
3
Ternary
1102010100222122
4
Quaternary
1031102203133
5
Quinary
20141323322
6
Senary
2002133155
8
Octal
115224337
10
Decimal
20261087
12
Duodecimal
69511bb
16
Hexadecimal
13528df
20
Vigesimal
66cce7
36
Base36
c29jz
md5
3776b6f468382e997a54deeaef0788c8
sha1
80ac0df54aabfc6c7dff70ebcc02ffd249b22426
sha256
27c709eae0b85fb196bfdeb9afc57179840f4d241e9a321e562137fa7f478ea2
sha512
9c24294be5370b9064e8d06070f464109dad97dd731dbadf3e78ad4657ffbb929815a553e8dff6c8d04b8779739f665e9a4f2c44435c6d57b77141265f48792e
ripemd-160
2e94daecf35605f51bfd1c37b77b476d9f5be9de
Diameter
40522174
Circumference
127304164.14589
Area
1.2896603726111E+15
Volume
3.48398946799E+22
Surface area
5.1586414904442E+15
Circumference
127304164.14589
Perimeter
81044348
Area
410511646421569
Diagonal
28653504.023821
Surface area
2463069878529414
Volume
8.3174121826606E+21
Space diagonal
35093232.100573
Perimeter
60783261
Area
1.7775675717523E+14
Altitude
17546616.050287
Surface area
1.7775675717523E+14
Volume
9.8021642604716E+20
Height
9551168.0079404