21502693 is an odd 8-digits composite number following 21502692
and preceding 21502694 . In scientific notation, it is written as 2.1502693 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 21493408 positive integers (up to 21502693) that are relatively prime to 21502693.
21502693 has 4 divisors, whose sum is 21511980
The reverse of 21502693 is 39620512
Previous prime number is 4409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million five hundred two thousand six hundred ninety-three
Scientific notation
2.1502693 × 10^7
Engineering notation
2.1502693 × 10^6
Prime Factorization
4409 × 4877
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21502693
Product of the distinct prime numbers
The prime factorization of 21502693 is 4409 × 4877.
Since it has a total of 2 prime factors.
2 , 3 , 90 , 27 , 95 , 108 , 601 , 5499 , 98909 , 79126 , 25832 , 330408 , 5520814 , 726752 , 64386722 , 80919463 , 632336299 , 334731828 , 6930691896 , 7674580633
n×2
43005386
n×3
64508079
n×4
86010772
n×5
107513465
n÷2
10751346.5
n÷3
7167564.3333333
n÷3
5375673.25
n÷5
4300538.6
n2
462365806252249
n3
9.9421099855396E+21
n4
2.1378213879129E+29
n5
4.5968916993125E+36
2 √n
4637.0996323133
3 √n
278.07649758934
4 √n
68.096252703899
5 √n
29.275112379031
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
-21502692
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 21502693 can be divided by 4 positive divisors.
The sum of these divisors (counting 21502693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000001101011100101
3
Ternary
1111110110011001
4
Quaternary
1102001223211
5
Quinary
21001041233
6
Senary
2044513301
8
Octal
122015345
10
Decimal
21502693
12
Duodecimal
724b831
16
Hexadecimal
1481ae5
20
Vigesimal
6e7ged
36
Base36
csvl1
md5
3b2c566761e0a61de29176d3f009f94f
sha1
4aeec0a63bda381a8814814b5660ff51b89e5c5c
sha256
cbfe1b095d01d5f0b438e7aae1194b7f9ed4ac5d39b83100fb137cd78550ce5e
sha512
ef73cbd16bfbc2866c56e0b020aedc6a1337588c36a982507318a08bcb301d9c88d5fb124e44884d6d982b5b3acdc17d0d0fed5842c383a28ec5d95dc1dc4290
ripemd-160
83f60e53574df92e3e420c124077fe17ac307186
Diameter
43005386
Circumference
135105404.72239
Area
1.4525650201932E+15
Volume
4.1645412922337E+22
Surface area
5.8102600807727E+15
Circumference
135105404.72239
Perimeter
86010772
Area
462365806252249
Diagonal
30409400.068145
Surface area
2774194837513494
Volume
9.9421099855396E+21
Space diagonal
37243756.775556
Perimeter
64508079
Area
2.0021026702786E+14
Altitude
18621878.387778
Surface area
2.0021026702786E+14
Volume
1.1716888983463E+21
Height
10136466.689382