20227987 is an odd 8-digits composite number following 20227986
and preceding 20227988 . In scientific notation, it is written as 2.0227987 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 18671976 positive integers (up to 20227987) that are relatively prime to 20227987.
20227987 has 4 divisors, whose sum is 21784000
The reverse of 20227987 is 78972202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million two hundred twenty-seven thousand nine hundred eighty-seven
Scientific notation
2.0227987 × 10^7
Engineering notation
2.0227987 × 10^6
Prime Factorization
13 × 1555999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20227987
Product of the distinct prime numbers
The prime factorization of 20227987 is 13 × 1555999.
Since it has a total of 2 prime factors.
1 , 10 , 18 , 77 , 702 , 85 , 1488 , 9669 , 86684 , 4962 , 218550 , 292506 , 895274 , 4227360 , 76183692 , 88495132 , 715846018 , 60903010 , 6625386419 , 7865102450
n×2
40455974
n×3
60683961
n×4
80911948
n×5
101139935
n÷2
10113993.5
n÷3
6742662.3333333
n÷3
5056996.75
n÷5
4045597.4
n2
409171458072169
n3
8.2767149346549E+21
n4
1.674212821009E+29
n5
3.3865955178604E+36
2 √n
4497.5534460415
3 √n
272.46928700229
4 √n
67.063801309212
5 √n
28.91948356314
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
-20227986
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 20227987 can be divided by 4 positive divisors.
The sum of these divisors (counting 20227987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001010011110010011
3
Ternary
1102001200120201
4
Quaternary
1031022132103
5
Quinary
20134243422
6
Senary
2001320031
8
Octal
115123623
10
Decimal
20227987
12
Duodecimal
6936017
16
Hexadecimal
134a793
20
Vigesimal
6689j7
36
Base36
c1k0j
md5
9e7a9545000d69c2a31a531acd3082cc
sha1
846116589c414e5bfd89fe73fb4c3dfd585566d4
sha256
1a3ac5e30c2bbedf4d35c20537735c7fdd35cb87f7656877d35a41afd1e88cfd
sha512
dd69d513b401ba5e05cd745cbc7a491224761689d6b1a2b56cba70fd52f35f1f7fb4b7a2e98f082e2eaf8998b8862e4397040ce7eb9f944eb66934ed01f87845
ripemd-160
44c014cfbefebda2a6edbdb70137cc28bd41dcff
Diameter
40455974
Circumference
127096190.71222
Area
1.2854500467382E+15
Volume
3.4669422446092E+22
Surface area
5.1418001869526E+15
Circumference
127096190.71222
Perimeter
80911948
Area
409171458072169
Diagonal
28606693.554907
Surface area
2455028748433014
Volume
8.2767149346549E+21
Space diagonal
35035901.218843
Perimeter
60683961
Area
1.7717643859701E+14
Altitude
17517950.609421
Surface area
1.7717643859701E+14
Volume
9.7542020937374E+20
Height
9535564.5183022