21802372 is an even 8-digits composite number following 21802371
and preceding 21802373 . In scientific notation, it is written as 2.1802372 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 6 positive divisors.
There are 10901184 positive integers (up to 21802372) that are relatively prime to 21802372.
21802372 has 6 divisors, whose sum is 38154158
The reverse of 21802372 is 27320812
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million eight hundred two thousand three hundred seventy-two
Scientific notation
2.1802372 × 10^7
Engineering notation
2.1802372 × 10^6
Prime Factorization
2 × 2 × 5450593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10901186
Product of the distinct prime numbers
The prime factorization of 21802372 is 2 × 2 × 5450593.
Since it has a total of 3 prime factors.
4 , 10 , 52 , 76 , 856 , 245 , 5026 , 5658 , 77736 , 27929 , 235197 , 917744 , 4819586 , 2775981 , 14173173 , 13730937 , 214333822 , 881656989 , 1276196781 , 8502549677
n×2
43604744
n×3
65407116
n×4
87209488
n×5
109011860
n÷2
10901186
n÷3
7267457.3333333
n÷3
5450593
n÷5
4360474.4
n2
475343424826384
n3
1.0363614175819E+22
n4
2.2595137152568E+29
n5
4.926275855913E+36
2 √n
4669.3010183538
3 √n
279.36237561546
4 √n
68.332283866075
5 √n
29.356261596977
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21802371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21802372 can be divided by 6 positive divisors.
The sum of these divisors (counting 21802372) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010011001010110110000100
3
Ternary
1112000200020021
4
Quaternary
1103022312010
5
Quinary
21040133442
6
Senary
2055144524
8
Octal
123126604
10
Decimal
21802372
12
Duodecimal
7375144
16
Hexadecimal
14cad84
20
Vigesimal
6g55ic
36
Base36
czatg
md5
4b57e3b319e9b20890bc17151a365600
sha1
cb229f0ab3cf0a880940a723e7f2da983fe08a57
sha256
3041ba6fd0233d09c4b6e71e6125c44228c6b49596ab78875a401a4cb780abf7
sha512
057dfbc2d719459e85e7de284dbd9fd1c60e6872cc82fe03af3bce47e29c47a8e3a110589caf3ac7933f05f6043a59eefd2cfd6a76b32481921c5d52833b6a71
ripemd-160
f3499c54a2f67949d0f15fc37324d297ecadb832
Diameter
43604744
Circumference
136988343.41206
Area
1.4933354113668E+15
Volume
4.3411005545855E+22
Surface area
5.9733416454671E+15
Circumference
136988343.41206
Perimeter
87209488
Area
475343424826384
Diagonal
30833210.174303
Surface area
2852060548958304
Volume
1.0363614175819E+22
Space diagonal
37762816.029517
Perimeter
65407116
Area
2.0582974071077E+14
Altitude
18881408.014759
Surface area
2.0582974071077E+14
Volume
1.2213636435538E+21
Height
10277736.724768