21551117 is an odd 8-digits composite number following 21551116
and preceding 21551118 . In scientific notation, it is written as 2.1551117 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 17712000 positive integers (up to 21551117) that are relatively prime to 21551117.
21551117 has 8 divisors, whose sum is 24659712
The reverse of 21551117 is 71115512
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million five hundred fifty-one thousand one hundred seventeen
Scientific notation
2.1551117 × 10^7
Engineering notation
2.1551117 × 10^6
Prime Factorization
2501 × 7 × 1231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21551117
Product of the distinct prime numbers
The prime factorization of 21551117 is 2501 × 7 × 1231.
Since it has a total of 3 prime factors.
8 , 3 , 31 , 74 , 259 , 71 , 4365 , 7413 , 76539 , 10553 , 992136 , 377750 , 7445446 , 9156025 , 56763554 , 81350423 , 410348492 , 952599600 , 1892442095 , 6766979480
n×2
43102234
n×3
64653351
n×4
86204468
n×5
107755585
n÷2
10775558.5
n÷3
7183705.6666667
n÷3
5387779.25
n÷5
4310223.4
n2
464450643947689
n3
1.0009430168442E+22
n4
2.1571440066342E+29
n5
4.6488862872823E+36
2 √n
4642.3180632094
3 √n
278.28508356817
4 √n
68.134558508949
5 √n
29.288286010594
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21551116
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551117 can be divided by 8 positive divisors.
The sum of these divisors (counting 21551117) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001101100000001101
3
Ternary
1111112220120112
4
Quaternary
1102031200031
5
Quinary
21004113432
6
Senary
2045525405
8
Octal
122154015
10
Decimal
21551117
12
Duodecimal
7273865
16
Hexadecimal
148d80d
20
Vigesimal
6edhfh
36
Base36
ctwy5
md5
15c896804ca667f4a87582538ad2788a
sha1
71beee6ccafc6b72bf913f97aff5ba59d30d6878
sha256
d05396d3c50d211bddd13942d7053c34cc889ce1622352acce3a2cbc5778844f
sha512
29290cedb1baef40fd87ec9bf59b39c7356ad8fea9c435d71839449a805cf04501680912e1ed27081e43d4e4bddf2b9238e4cb6fac475099c63bf2ac07ee0b59
ripemd-160
effb86864d4b825db2ab9abad8c8c3a1209f28ea
Diameter
43102234
Circumference
135409661.68771
Area
1.4591147309811E+15
Volume
4.1927403045063E+22
Surface area
5.8364589239244E+15
Circumference
135409661.68771
Perimeter
86204468
Area
464450643947689
Diagonal
30477881.945689
Surface area
2786703863686134
Volume
1.0009430168442E+22
Space diagonal
37327629.603861
Perimeter
64653351
Area
2.0111302823137E+14
Altitude
18663814.801931
Surface area
2.0111302823137E+14
Volume
1.1796226579864E+21
Height
10159293.981896