21695901 is an odd 8-digits composite number following 21695900
and preceding 21695902 . In scientific notation, it is written as 2.1695901 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 14463932 positive integers (up to 21695901) that are relatively prime to 21695901.
21695901 has 4 divisors, whose sum is 28927872
The reverse of 21695901 is 10959612
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million six hundred ninety-five thousand nine hundred one
Scientific notation
2.1695901 × 10^7
Engineering notation
2.1695901 × 10^6
Prime Factorization
3 × 7231967
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21695901
Product of the distinct prime numbers
The prime factorization of 21695901 is 3 × 7231967.
Since it has a total of 2 prime factors.
9 , 10 , 18 , 96 , 277 , 466 , 8600 , 115 , 83320 , 36497 , 540210 , 426924 , 6010902 , 2900088 , 54068616 , 68268392 , 944259984 , 217286273 , 6675387929 , 6367564677
n×2
43391802
n×3
65087703
n×4
86783604
n×5
108479505
n÷2
10847950.5
n÷3
7231967
n÷3
5423975.25
n÷5
4339180.2
n2
470712120201801
n3
1.0212523559398E+22
n4
2.2156990010487E+29
n5
4.8071586172553E+36
2 √n
4657.8858938364
3 √n
278.90688173401
4 √n
68.248706169688
5 √n
29.327533402106
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
-21695900
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 21695901 can be divided by 4 positive divisors.
The sum of these divisors (counting 21695901) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110000110110011101
3
Ternary
1111211021011220
4
Quaternary
1102300312131
5
Quinary
21023232101
6
Senary
2053003553
8
Octal
122606635
10
Decimal
21695901
12
Duodecimal
73235b9
16
Hexadecimal
14b0d9d
20
Vigesimal
6fbjf1
36
Base36
cx0nx
md5
6bc653c39f4cac354d0363316c793800
sha1
faee60fe582500662028ef6e732865244a2593e0
sha256
1e236ba4997ecc80e5e2a897527a98254671ba844eb4e955c9fc23126e2d4cc9
sha512
3a4856fb704a5c01fbe1d704d74c59f704f5fd57d46a7810cc1df1013c76a40b95dc6e382e69a3eeaf722483071e224b636ed1706ab7b6322b95e96b0a4b5cab
ripemd-160
96a1dfd2310ecd3bc95804b4a4e4526db9513ae4
Diameter
43391802
Circumference
136319366.38922
Area
1.4787857387817E+15
Volume
4.2778118651758E+22
Surface area
5.9151429551266E+15
Circumference
136319366.38922
Perimeter
86783604
Area
470712120201801
Diagonal
30682637.442104
Surface area
2824272721210806
Volume
1.0212523559398E+22
Space diagonal
37578402.847984
Perimeter
65087703
Area
2.03824326982E+14
Altitude
18789201.423992
Surface area
2.03824326982E+14
Volume
1.2035574436463E+21
Height
10227545.814035