15421329
Number 15421329: Properties, Factors, and Mathematical Facts
Short answer
The number 15421329 is an odd composite number with 81 positive divisors. Its prime factorization is 3² × 7² × 11² × 17². It is also a deficient number and a perfect square, which gives it several notable mathematical relationships.
Is 15421329 prime?
ClassificationCompositeParityOddDivisor count81AbundanceDeficient
What is the prime factorization of 15421329?
Prime factorization
3 squared times 7 squared times 11 squared times 17 squared
What are the divisors of 15421329?
Divisor count
81
Divisor sum
30,255,771
Proper divisor sum
14,834,442
- 1
- 3
- 7
- 9
- 11
- 17
- 21
- 33
- 49
- 51
- 63
- 77
- 99
- 119
- 121
- 147
- 153
- 187
- 231
- 289
- 357
- 363
- 441
- 539
How is 15421329 classified?
Prime
CompositeLearn more →
Perfect square
YesLearn more →
Perfect cube
No
Fibonacci
No
Triangular
No
Power of two
No
How is 15421329 represented in other numeral systems?
Decimal
15421329
Binary
111010110100111110010001
Octal
72647621
Hexadecimal
EB4F91
Roman
No conventional Roman numeral
In words
fifteen million four hundred twenty one thousand three hundred twenty nine
Roots and powers
Square root
3927 Exact
Cube root
248.909000 Approximate
Nearest lower square
15421329
Nearest higher square
15429184
Nearest lower cube
15252992
Nearest higher cube
15438249
What are the digit properties of 15421329?
Which numbers are related to 15421329?
Why these results are true
- 15421329 is composite because it has positive divisors other than 1 and itself.
Compare this number
FAQ for 15421329
- Is 15421329 prime?
- No
- What is the prime factorization of 15421329?
- 3² × 7² × 11² × 17²
- Is 15421329 a perfect square?
- Yes
- What is 15421329 in binary?
- 111010110100111110010001