21551156 is an even 8-digits composite number following 21551155
and preceding 21551157 . In scientific notation, it is written as 2.1551156 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 9795960 positive integers (up to 21551156) that are relatively prime to 21551156.
21551156 has 12 divisors, whose sum is 41143200
The reverse of 21551156 is 65115512
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million five hundred fifty-one thousand one hundred fifty-six
Scientific notation
2.1551156 × 10^7
Engineering notation
2.1551156 × 10^6
Prime Factorization
2 × 2 × 11 × 489799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10775578
Product of the distinct prime numbers
The prime factorization of 21551156 is 2 × 2 × 11 × 489799.
Since it has a total of 4 prime factors.
1 , 6 , 47 , 44 , 864 , 764 , 8716 , 5622 , 3426 , 38179 , 158964 , 612313 , 8216483 , 8997321 , 47696519 , 42167611 , 70895285 , 6975943 , 3298504912 , 3486807678
n×2
43102312
n×3
64653468
n×4
86204624
n×5
107755780
n÷2
10775578
n÷3
7183718.6666667
n÷3
5387789
n÷5
4310231.2
n2
464452324936336
n3
1.0009484509266E+22
n4
2.1571596213877E+29
n5
4.6489283517427E+36
2 √n
4642.3222636952
3 √n
278.28525143436
4 √n
68.134589333871
5 √n
29.288296610901
1 , 2 , 4 , 11 , 22 , 44 , 489799 , 979598 , 1959196 , 5387789 , 10775578 , 21551156
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21551155
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551156 can be divided by 12 positive divisors.
The sum of these divisors (counting 21551156) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010001101100000110100
3
Ternary
1111112220121222
4
Quaternary
1102031200310
5
Quinary
21004114111
6
Senary
2045525512
8
Octal
122154064
10
Decimal
21551156
12
Duodecimal
7273898
16
Hexadecimal
148d834
20
Vigesimal
6edhhg
36
Base36
ctwz8
md5
a45e25f261d0ed8bb9b2322d37b319c7
sha1
762897517fa664c53b78cf0e784cfe167783e42d
sha256
3cd28a1b6731bd038bee86ae89cdc51a255f0227481958d44e41a404c1b2dc65
sha512
39f85fb14bc00ff8cff00e07cab23c063566f828345b6910436ad940b6688e948a858fe88fa4a6537b17199960d5cdd3bc20cf8cb574c469d74f34c3b1c3c2ed
ripemd-160
3b15a9f8989dd012b8ca9cf62e576651a1437299
Diameter
43102312
Circumference
135409906.73194
Area
1.4591200119627E+15
Volume
4.1927630667373E+22
Surface area
5.8364800478508E+15
Circumference
135409906.73194
Perimeter
86204624
Area
464452324936336
Diagonal
30477937.100018
Surface area
2786713949618016
Volume
1.0009484509266E+22
Space diagonal
37327697.153843
Perimeter
64653468
Area
2.0111375612081E+14
Altitude
18663848.576921
Surface area
2.0111375612081E+14
Volume
1.1796290621139E+21
Height
10159312.366673